Average Weather in Zwettl Stift Austria
In Zwettl Stift, the summers are comfortable, the winters are freezing and dry, and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 23°F to 73°F and is rarely below 10°F or above 83°F.
Based on the tourism score, the best time of year to visit Zwettl Stift for warm-weather activities is from late June to late August.
The warm season lasts for 3.5 months, from May 26 to September 10, with an average daily high temperature above 65°F. The hottest day of the year is August 5, with an average high of 73°F and low of 55°F.
The cold season lasts for 3.5 months, from November 18 to March 3, with an average daily high temperature below 40°F. The coldest day of the year is January 21, with an average low of 23°F and high of 32°F.
Average High and Low Temperature
The figure below shows you a compact characterization of the entire year of hourly average temperatures. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature
In Zwettl Stift, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year.
The clearer part of the year in Zwettl Stift begins around May 20 and lasts for 4.2 months, ending around September 26. On July 18, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 62% of the time, and overcast or mostly cloudy 38% of the time.
The cloudier part of the year begins around September 26 and lasts for 7.8 months, ending around May 20. On November 19, the cloudiest day of the year, the sky is overcast or mostly cloudy 67% of the time, and clear, mostly clear, or partly cloudy 33% of the time.
Cloud Cover Categories
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The chance of wet days in Zwettl Stift varies throughout the year.
The wetter season lasts 4.2 months, from May 6 to September 11, with a greater than 26% chance of a given day being a wet day. The chance of a wet day peaks at 38% on June 13.
The drier season lasts 7.8 months, from September 11 to May 6. The smallest chance of a wet day is 15% on February 27.
Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. Based on this categorization, the most common form of precipitation in Zwettl Stift changes throughout the year.
Rain alone is the most common for 11 months, from January 26 to January 2. The highest chance of a day with rain alone is 38% on June 13.
Snow alone is the most common for 3.4 weeks, from January 2 to January 26. The highest chance of a day with snow alone is 8% on January 14.
Daily Chance of Precipitation
To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. Zwettl Stift experiences significant seasonal variation in monthly rainfall.
The rainy period of the year lasts for 9.7 months, from February 25 to December 17, with a sliding 31-day rainfall of at least 0.5 inches. The most rain falls during the 31 days centered around July 19, with an average total accumulation of 3.0 inches.
The rainless period of the year lasts for 2.3 months, from December 17 to February 25. The least rain falls around January 28, with an average total accumulation of 0.4 inches.
Average Monthly Rainfall
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. Colder, drier snow tends to be on the higher end of that range and warmer, wetter snow on the lower end.
As with rainfall, we consider the snowfall accumulated over a sliding 31-day period centered around each day of the year. Zwettl Stift experiences some seasonal variation in monthly liquid-equivalent snowfall.
The snowy period of the year lasts for 5.2 months, from November 1 to April 9, with a sliding 31-day liquid-equivalent snowfall of at least 0.1 inches. The most snow falls during the 31 days centered around January 5, with an average total liquid-equivalent accumulation of 0.4 inches.
The snowless period of the year lasts for 6.8 months, from April 9 to November 1. The least snow falls around July 22, with an average total liquid-equivalent accumulation of 0.0 inches.
Average Liquid-Equivalent Monthly Snowfall
The length of the day in Zwettl Stift varies extremely over the course of the year. In 2018, the shortest day is December 21, with 8 hours, 17 minutes of daylight; the longest day is June 21, with 16 hours, 9 minutes of daylight.
Hours of Daylight and Twilight
The earliest sunrise is at 4:56 AM on June 17, and the latest sunrise is 2 hours, 55 minutes later at 7:51 AM on January 1. The earliest sunset is at 4:03 PM on December 11, and the latest sunset is 5 hours, 2 minutes later at 9:05 PM on June 26.
Daylight saving time (DST) is observed in Zwettl Stift during 2018, starting in the spring on March 25, lasting 7.1 months, and ending in the fall on October 28.
Sunrise & Sunset with Twilight and Daylight Saving Time
The perceived humidity level in Zwettl Stift, as measured by the percentage of time in which the humidity comfort level is muggy, oppressive, or miserable, does not vary significantly over the course of the year, staying within 1% of 1% throughout.
Humidity Comfort Levels
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Zwettl Stift experiences significant seasonal variation over the course of the year.
The windier part of the year lasts for 4.7 months, from November 26 to April 16, with average wind speeds of more than 8.2 miles per hour. The windiest day of the year is February 2, with an average hourly wind speed of 9.9 miles per hour.
The calmer time of year lasts for 7.3 months, from April 16 to November 26. The calmest day of the year is August 10, with an average hourly wind speed of 6.4 miles per hour.
Average Wind Speed
The predominant average hourly wind direction in Zwettl Stift varies throughout the year.
The wind is most often from the east for 2.0 weeks, from April 26 to May 10, with a peak percentage of 32% on May 5. The wind is most often from the west for 12 months, from May 10 to April 26, with a peak percentage of 52% on January 1.
Best Time of Year to Visit
To characterize how pleasant the weather is in Zwettl Stift throughout the year, we compute two travel scores.
The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Based on this score, the best time of year to visit Zwettl Stift for general outdoor tourist activities is from late June to late August, with a peak score in the first week of August.
The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. Based on this score, the best time of year to visit Zwettl Stift for hot-weather activities is from mid July to mid August, with a peak score in the first week of August.
For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. Those scores are combined into a single hourly composite score, which is then aggregated into days, averaged over all the years in the analysis period, and smoothed.
Our cloud cover score is 10 for fully clear skies, falling linearly to 9 for mostly clear skies, and to 1 for fully overcast skies.
Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more.
Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter.
Our beach/pool temperature score is 0 for perceived temperatures below 65°F, rising linearly to 9 for 75°F, to 10 for 82°F, falling linearly to 9 for 90°F, and to 1 for 100°F or hotter.
The growing season in Zwettl Stift typically lasts for 5.9 months (179 days), from around April 21 to around October 16, rarely starting before April 3 or after May 9, and rarely ending before September 29 or after November 2.
Time Spent in Various Temperature Bands and the Growing Season
Based on growing degree days alone, the first spring blooms in Zwettl Stift should appear around May 2, only rarely appearing before April 21 or after May 14.
Growing Degree Days
The average daily incident shortwave solar energy experiences extreme seasonal variation over the course of the year.
The brighter period of the year lasts for 3.6 months, from April 30 to August 18, with an average daily incident shortwave energy per square meter above 5.5 kWh. The brightest day of the year is June 29, with an average of 6.6 kWh.
The darker period of the year lasts for 3.5 months, from October 28 to February 15, with an average daily incident shortwave energy per square meter below 2.1 kWh. The darkest day of the year is December 26, with an average of 1.0 kWh.
Average Daily Incident Shortwave Solar Energy
For the purposes of this report, the geographical coordinates of Zwettl Stift are 48.617 deg latitude, 15.200 deg longitude, and 1,900 ft elevation.
The topography within 2 miles of Zwettl Stift contains only modest variations in elevation, with a maximum elevation change of 404 feet and an average elevation above sea level of 1,843 feet. Within 10 miles contains only modest variations in elevation (1,549 feet). Within 50 miles contains very significant variations in elevation (3,743 feet).
The area within 2 miles of Zwettl Stift is covered by cropland (53%) and trees (35%), within 10 miles by cropland (50%) and trees (40%), and within 50 miles by cropland (48%) and trees (39%).
This report illustrates the typical weather in Zwettl Stift, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Zwettl Stift.
For each station, the records are corrected for the elevation difference between that station and Zwettl Stift according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Zwettl Stift is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Zwettl Stift and a given station.
The stations contributing to this reconstruction are: Krems-Langenlois Airport (48%, 40 kilometers, southeast); Linz Airport (22%, 86 kilometers, southwest); Namest (22%, 91 kilometers, northeast); and Mariánské Lázně Airport (8%, 183 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .