Average Weather in September in Lampa Chile
Daily high temperatures increase by 4°F, from 63°F to 67°F, rarely falling below 54°F or exceeding 77°F.
Daily low temperatures increase by 3°F, from 41°F to 44°F, rarely falling below 34°F or exceeding 49°F.
For reference, on January 16, the hottest day of the year, temperatures in Lampa typically range from 54°F to 83°F, while on July 25, the coldest day of the year, they range from 38°F to 58°F.
Average High and Low Temperature in September
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on September. The horizontal axis is the day, 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 September
Healdsburg, California, United States (5,988 miles away); Kendenup, Australia (7,731 miles); and Naracoorte, Australia (7,181 miles) are the far-away foreign places with temperatures most similar to Lampa (view comparison).
The month of September in Lampa experiences gradually decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 40% to 35%.
The clearest day of the month is September 30, with clear, mostly clear, or partly cloudy conditions 65% of the time.
For reference, on June 1, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 54%, while on January 31, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 92%.
Cloud Cover Categories in September
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. In Lampa, the chance of a wet day over the course of September is decreasing, starting the month at 12% and ending it at 6%.
For reference, the year's highest daily chance of a wet day is 19% on June 27, and its lowest chance is 1% on December 26.
Probability of Precipitation in September
The average sliding 31-day rainfall during September in Lampa is decreasing, starting the month at 1.2 inches, when it rarely exceeds 2.8 inches, and ending the month at 0.5 inches, when it rarely exceeds 1.5 inches or falls below -0.0 inches.
Average Monthly Rainfall in September
Over the course of September in Lampa, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 59 minutes, implying an average daily increase of 2 minutes, 1 second, and weekly increase of 14 minutes, 8 seconds.
The shortest day of the month is September 1, with 11 hours, 25 minutes of daylight and the longest day is September 30, with 12 hours, 23 minutes of daylight.
Hours of Daylight and Twilight in September
The latest sunrise of the month in Lampa is 8:01 AM on September 1 and the earliest sunrise is 39 minutes earlier at 7:21 AM on September 30.
The earliest sunset is 7:26 PM on September 1 and the latest sunset is 19 minutes later at 7:45 PM on September 30.
Daylight saving time is observed in Lampa during 2018, but it neither starts nor ends during September, so the entire month is in daylight saving time.
For reference, on December 21, the longest day of the year, the Sun rises at 6:30 AM and sets 14 hours, 22 minutes later, at 8:52 PM, while on June 21, the shortest day of the year, it rises at 7:46 AM and sets 9 hours, 57 minutes later, at 5:43 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in September
The chance that a given day will be muggy in Lampa is essentially constant during September, remaining around 0% throughout.
For reference, on January 7, the muggiest day of the year, there are muggy conditions 0% of the time, while on February 15, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in September
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The average hourly wind speed in Lampa is essentially constant during September, remaining within 0.2 miles per hour of 5.0 miles per hour throughout.
For reference, on December 29, the windiest day of the year, the daily average wind speed is 6.8 miles per hour, while on May 27, the calmest day of the year, the daily average wind speed is 4.7 miles per hour.
Average Wind Speed in September
Wind Direction in September
Lampa is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.
The average surface water temperature in Lampa is essentially constant during September, remaining around 55°F throughout.
Average Water Temperature in September
The growing season in Lampa typically lasts for 9.2 months (278 days), from around August 31 to around June 5, rarely starting before August 3 or after September 24, and rarely ending before May 7 or after June 29.
The month of September in Lampa is very likely fully outside of the growing season, with the chance that a given day is in the growing season rapidly increasing from 52% to 94% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in September
The average accumulated growing degree days in Lampa are gradually increasing during September, increasing by 144°F, from 159°F to 303°F, over the course of the month.
Growing Degree Days in September
The average daily incident shortwave solar energy in Lampa is rapidly increasing during September, rising by 1.5 kWh, from 4.7 kWh to 6.2 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in September
For the purposes of this report, the geographical coordinates of Lampa are -33.286 deg latitude, -70.876 deg longitude, and 1,644 ft elevation.
The topography within 2 miles of Lampa contains large variations in elevation, with a maximum elevation change of 2,165 feet and an average elevation above sea level of 1,778 feet. Within 10 miles contains large variations in elevation (5,666 feet). Within 50 miles also contains extreme variations in elevation (19,905 feet).
The area within 2 miles of Lampa is covered by shrubs (34%), cropland (21%), grassland (20%), and trees (19%), within 10 miles by shrubs (44%) and trees (19%), and within 50 miles by shrubs (41%) and trees (22%).
This report illustrates the typical weather in Lampa year round, 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 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Lampa.
For each station, the records are corrected for the elevation difference between that station and Lampa 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 Lampa is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Lampa and a given station.
The stations contributing to this reconstruction are: Comodoro Arturo Merino Benítez International Airport (92%, 15 kilometers, southeast) and Viña del mar Airport (8%, 68 kilometers, northwest).
Time zones for aiports and weather stations are provided by AskGeo.com .