Compare the Climate and Weather in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku Airport

This page lets you compare and contrast the weather and climate in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku Airport year round.

You can drill down to a specific season, month, and even day by clicking the graphs or using the navigation panel.

Map
(will replace Turku Airport)

Average High and Low Temperature

Compare the Average High and Low Temperature in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F10°F10°F20°F20°F30°F30°F40°F40°F50°F50°F60°F60°F70°F70°F541372241627418198NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The daily average high and low air temperature at 2 meters above the ground. The thin dotted lines are the corresponding perceived temperatures.
HighJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 25°F26°F34°F47°F60°F67°F71°F67°F57°F45°F35°F28°F
Helsinki-Vantaa Airport 27°F28°F35°F47°F59°F66°F71°F68°F58°F47°F37°F31°F
Tampere–Pirkkala Airport 25°F26°F34°F46°F59°F66°F70°F67°F57°F45°F35°F29°F
Halli Airport 23°F24°F33°F45°F58°F65°F70°F65°F55°F44°F34°F27°F
Utti Airport 24°F25°F34°F46°F59°F67°F71°F67°F57°F45°F35°F28°F
Turku Airport 28°F28°F36°F47°F59°F66°F70°F68°F58°F47°F38°F32°F
LowJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 15°F14°F21°F30°F40°F48°F53°F50°F43°F35°F27°F19°F
Helsinki-Vantaa Airport 18°F17°F22°F31°F41°F49°F54°F52°F44°F36°F29°F22°F
Tampere–Pirkkala Airport 15°F14°F20°F29°F39°F47°F52°F50°F42°F35°F27°F19°F
Halli Airport 13°F13°F19°F29°F39°F48°F53°F50°F43°F35°F26°F18°F
Utti Airport 15°F14°F21°F31°F41°F50°F55°F52°F44°F36°F27°F19°F
Turku Airport 19°F18°F23°F31°F40°F48°F54°F52°F44°F37°F29°F23°F

Janakkala

Average Hourly Temperature in JanakkalaJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoldcoolcomfortable

Helsinki-Vantaa Airport

Average Hourly Temperature in Helsinki-Vantaa AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoldcoolcomfortable

Tampere–Pirkkala Airport

Average Hourly Temperature in Tampere–Pirkkala AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoolcoolcomfortable

Halli Airport

Average Hourly Temperature in Halli AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoldcoolcomfortable

Utti Airport

Average Hourly Temperature in Utti AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoldcoolcomfortable

Turku Airport

Average Hourly Temperature in Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM4 AM4 AM8 AM8 AM12 PM12 PM4 PM4 PM8 PM8 PM12 AM12 AMNowNowfreezingfreezingvery coldcoldcoldcoolcomfortable
frigid 15°F freezing 32°F very cold 45°F cold 55°F cool 65°F comfortable 75°F warm 85°F hot 95°F sweltering
The average hourly temperature, color coded into bands. The shaded overlays indicate night and civil twilight.

Chance of Clearer Skies

Compare the Chance of Clearer Skies in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%5718241927NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The percentage of time the sky is clear, mostly clear, or partly cloudy (i.e., less than 60% of the sky is covered by clouds).
Clearer SkiesJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 19%21%29%39%51%53%55%51%42%28%22%20%
Helsinki-Vantaa Airport 25%26%33%39%51%54%57%53%47%35%28%28%
Tampere–Pirkkala Airport 18%20%30%39%51%52%54%50%41%27%21%19%
Halli Airport 17%19%28%39%51%52%55%49%40%25%20%18%
Utti Airport 20%21%29%38%51%53%56%51%44%29%22%21%
Turku Airport 29%29%35%40%51%54%56%53%48%36%29%29%

Daily Chance of Precipitation

Compare the Daily Chance of Precipitation in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%321631361732NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The percentage of days in which precipitation is observed, excluding trace quantities.
Days of Precip.JanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 7.1d5.1d5.7d6.5d6.9d9.1d9.5d9.3d8.1d8.6d8.4d8.0d
Helsinki-Vantaa Airport 7.8d5.5d5.8d6.0d6.1d7.6d7.7d8.7d8.2d9.0d9.1d8.6d
Tampere–Pirkkala Airport 7.0d5.2d5.5d6.4d7.4d9.6d10.7d10.0d7.8d8.7d8.5d7.8d
Halli Airport 7.0d5.0d5.2d6.6d8.0d10.2d11.2d10.6d8.2d9.0d8.7d7.8d
Utti Airport 7.4d5.3d6.0d6.7d7.3d9.1d9.3d9.2d8.1d9.2d8.9d8.5d
Turku Airport 8.2d5.9d6.0d6.5d6.3d7.5d8.0d8.7d8.3d9.1d9.5d9.0d

Average Monthly Rainfall

Compare the Average Monthly Rainfall in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0.0 in0.0 in0.5 in0.5 in1.0 in1.0 in1.5 in1.5 in2.0 in2.0 in2.5 in2.5 in3.0 in3.0 in3.5 in3.5 in2.40.32.22.73.00.22.50.6NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The average rainfall accumulated over the course of a sliding 31-day period centered on the day in question.
RainfallJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 0.4″0.3″0.5″1.1″1.5″2.3″2.3″2.3″1.9″1.9″1.3″0.7″
Helsinki-Vantaa Airport 0.7″0.5″0.7″1.1″1.4″1.9″1.8″2.1″2.0″2.1″1.6″0.9″
Tampere–Pirkkala Airport 0.4″0.3″0.5″1.1″1.7″2.6″2.7″2.6″2.1″2.0″1.3″0.7″
Halli Airport 0.3″0.2″0.4″1.1″1.8″2.8″3.0″2.8″2.1″1.9″1.2″0.5″
Utti Airport 0.4″0.3″0.5″1.0″1.7″2.4″2.4″2.4″2.1″2.0″1.4″0.6″
Turku Airport 0.8″0.6″0.7″1.2″1.4″1.9″2.0″2.3″2.1″2.3″1.8″1.2″

Average Monthly Snowfall

Compare the Average Monthly Snowfall in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0 in0 in2 in2 in4 in4 in6 in6 in8 in8 in6.97.48.26.2NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku Airport
The average snowfall accumulated over the course of a sliding 31-day period centered on the day in question.
SnowfallJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 6.9″5.0″3.5″1.3″0.1″0.0″0.0″0.0″0.0″1.2″3.9″6.0″
Helsinki-Vantaa Airport 6.9″5.3″3.7″1.2″0.1″0.0″0.0″0.0″0.0″0.6″3.4″5.5″
Tampere–Pirkkala Airport 7.4″5.3″4.0″1.8″0.2″0.0″0.0″0.0″0.0″1.3″4.3″6.2″
Halli Airport 8.2″5.8″4.6″2.4″0.3″0.0″0.0″0.0″0.0″1.5″5.2″6.9″
Utti Airport 7.6″5.9″4.1″1.5″0.1″0.0″0.0″0.0″0.0″1.1″4.6″7.0″
Turku Airport 6.2″5.0″3.7″1.1″0.1″0.0″0.0″0.0″0.0″0.7″3.2″5.2″

Hours of Daylight

Compare the Hours of Daylight in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec4 hr4 hr6 hr6 hr8 hr8 hr10 hr10 hr12 hr12 hr14 hr14 hr16 hr16 hr18 hr18 hr20 hr20 hr19.25.6NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The number of hours during which the Sun is at least partly above the horizon.
DaylightJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 6.6h9.1h11.9h14.8h17.5h19.1h18.2h15.7h12.8h10.0h7.3h5.7h
Helsinki-Vantaa Airport 6.7h9.1h11.9h14.7h17.3h18.8h18.0h15.6h12.8h10.1h7.4h5.9h
Tampere–Pirkkala Airport 6.4h9.0h11.9h14.8h17.6h19.3h18.4h15.7h12.9h10.0h7.2h5.6h
Halli Airport 6.3h8.9h11.9h14.9h17.7h19.5h18.5h15.8h12.9h9.9h7.1h5.4h
Utti Airport 6.6h9.1h11.9h14.8h17.5h19.1h18.2h15.7h12.8h10.0h7.3h5.7h
Turku Airport 6.7h9.1h11.9h14.7h17.4h18.9h18.1h15.6h12.8h10.0h7.4h5.9h

Chance of Muggy Conditions

Compare the Chance of Muggy Conditions in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%1NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkala
The percentage of time that is muggy, oppressive, or miserable (i.e., a dew point greater than 65°F).
Muggy daysJanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 0.0d0.0d0.0d0.0d0.0d0.0d0.3d0.1d0.0d0.0d0.0d0.0d
Helsinki-Vantaa Airport 0.0d0.0d0.0d0.0d0.0d0.0d0.4d0.2d0.0d0.0d0.0d0.0d
Tampere–Pirkkala Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.4d0.2d0.0d0.0d0.0d0.0d
Halli Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.3d0.1d0.0d0.0d0.0d0.0d
Utti Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.5d0.2d0.0d0.0d0.0d0.0d
Turku Airport 0.0d0.0d0.0d0.0d0.0d0.1d0.4d0.2d0.0d0.0d0.0d0.0d

Average Wind Speed

Compare the Average Wind Speed in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0 mph0 mph1 mph1 mph2 mph2 mph3 mph3 mph4 mph4 mph5 mph5 mph6 mph6 mph7 mph7 mph8 mph8 mph9 mph9 mph10 mph10 mph6.24.89.26.06.55.16.87.75.5NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala Airport
The average of mean hourly wind speeds at 10 meters above the ground.
Wind Speed (mph)JanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 6.15.96.05.95.55.24.95.05.45.75.86.1
Helsinki-Vantaa Airport 8.88.17.66.96.36.26.16.67.58.48.99.1
Tampere–Pirkkala Airport 6.15.96.16.05.75.45.15.15.55.85.86.1
Halli Airport 6.26.16.36.36.05.75.25.35.86.05.96.2
Utti Airport 6.56.36.36.15.85.55.25.46.06.46.56.7
Turku Airport 7.67.16.86.35.85.65.65.96.57.17.37.6

Average Water Temperature

Compare the Average Water Temperature in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec30°F30°F35°F35°F40°F40°F45°F45°F50°F50°F55°F55°F60°F60°F65°F65°F6333NaNNaNNowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku Airport
The daily average wide-area surface water temperature.
Water Temp.JanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 35°F33°F33°F36°F43°F52°F61°F62°F57°F50°F44°F39°F
Helsinki-Vantaa Airport 35°F33°F33°F35°F43°F52°F60°F62°F57°F50°F43°F38°F
Utti Airport 33°F32°F32°F35°F43°F52°F61°F63°F57°F49°F42°F37°F
Turku Airport 34°F33°F33°F35°F42°F52°F60°F61°F56°F49°F43°F38°F

Tourism Score

Compare the Tourism Score in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec002244668810106.6NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportHalli AirportHalli Airport
The tourism score, which favors clear, rainless days with perceived temperatures between 65°F and 80°F.

Beach/Pool Score

Compare the Beach/Pool Score in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec002244668810103.0NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The beach/pool score, which favors clear, rainless days with perceived temperatures between 75°F and 90°F.

Growing Season

Compare the Growing Season in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0%0%20%20%40%40%60%60%80%80%100%100%NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The percentage chance that a given day is within the growing season, defined as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere).

Growing Degree Days

Compare the Growing Degree Days in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F200°F200°F400°F400°F600°F600°F800°F800°F1,000°F1,000°F1,200°F1,200°F1,400°F1,400°FNowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The average growing degree days accumulated over the course of the year, where growing degree days are defined as the integral of warmth above a base temperature (50°F in this case).

Average Daily Incident Shortwave Solar Energy

Compare the Average Daily Incident Shortwave Solar Energy in Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku AirportJanFebMarAprMayJunJulAugSepOctNovDec0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh6.00.16.3NowNowHelsinki-Vantaa AirportHelsinki-Vantaa AirportJanakkalaJanakkalaUtti AirportUtti AirportTurku AirportTurku AirportTampere–Pirkkala AirportTampere–Pirkkala AirportHalli AirportHalli Airport
The average daily shortwave solar energy reaching the ground per square meter.
Solar Energy (kWh)JanFebMarAprMayJunJulAugSepOctNovDec
Janakkala 0.30.92.23.85.46.05.84.42.71.20.30.1
Helsinki-Vantaa Airport 0.30.92.23.95.56.15.94.52.81.30.40.2
Tampere–Pirkkala Airport 0.20.92.13.75.46.05.74.42.61.10.30.1
Halli Airport 0.20.82.13.75.35.95.74.32.61.00.30.1
Utti Airport 0.30.92.13.75.46.05.84.52.71.10.30.1
Turku Airport 0.30.92.23.95.66.26.04.62.91.30.40.2

This report illustrates the typical weather for Janakkala, Helsinki-Vantaa Airport, Tampere–Pirkkala Airport, Halli Airport, Utti Airport, and Turku Airport year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.

The details of the data sources used on this page vary between places and are discussed in detail on each place's dedicated page:

Disclaimer

The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data is prone to errors, outages, and other defects. We assume no responsibility for any decisions made on the basis of the content presented on this site.

We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands.

We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader.

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