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August Weather in Windham, United States

Last updated: June 24, 2025

In August, the average temperature in Windham, United States reaches a pleasant 23°C (74°F). However, temperatures can vary significantly, with lows dipping to 10°C (51°F) and highs soaring to 36°C (97°F). Expect a moderate level of rainfall, with 77 mm (3.0 in) falling over 11 days, and a comfortable average humidity of 66%.

August Temperature in Windham

In August in Windham, the average temperature is 23°C (74°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 10°C (51°F). This makes it an ideal time for travelers looking to enjoy both warm days and cooler evenings.

August Weather in Windham: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Windham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Windham, August typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (97°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec293137485969747366554132
Data source: Temperature data for Windham generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Windham

In Windham in August, the precipitation amount is 77 mm (3.0 in) over the course of 11 days.

August Precipitation Trends in Windham

The chart displays monthly precipitation patterns in Windham, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Windham, August typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec6884851278289131777312895121
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Windham

In Windham in August humidity is 66%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor activities slightly uncomfortable but still enjoyable for travelers who are properly hydrated and prepared for the moist conditions.

August Average Humidity in Windham

This chart illustrates the average monthly humidity levels in Windham, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Windham is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Windham

In Windham in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Windham.

Maximum UV Index Levels in Windham for August

The chart shows the monthly maximum UV Index (UVI) for Windham in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Windham typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2558910997632
Data source: Windham August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Windham Compares to Other Months

Weather in Windham varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Windham, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Windham, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)68 mm (2.7 inches)86%low
February Weather0°C (32°F)84 mm (3.3 inches)84%moderate
March Weather3°C (37°F)85 mm (3.3 inches)82%moderate
April Weather9°C (48°F)127 mm (5.0 inches)80%very high
May Weather15°C (59°F)82 mm (3.2 inches)72%very high
June Weather20°C (69°F)89 mm (3.5 inches)72%very high
July Weather23°C (74°F)131 mm (5.2 inches)67%very high
August Weather23°C (74°F)77 mm (3.0 inches)66%very high
September Weather19°C (66°F)73 mm (2.9 inches)71%high
October Weather13°C (55°F)128 mm (5.0 inches)78%high
November Weather5°C (42°F)95 mm (3.7 inches)84%moderate
December Weather0°C (32°F)121 mm (4.8 inches)81%low

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