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August Weather in Winooski, United States

Last updated: June 24, 2025

In August, the average temperature in Winooski, United States hovers around 21°C (70°F). Expect a cool minimum of 9°C (49°F) and a warm maximum reaching 33°C (92°F). With an average humidity of 75%, be prepared for a touch of mugginess. Additionally, anticipate 82 mm (3.2 in) of precipitation spread over 12 days, ensuring you'll want an umbrella handy during your stay!

August Temperature in Winooski

In August in Winooski, the average temperature is 21°C (70°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 9°C (49°F). This mild climate makes Winooski an ideal destination for travelers seeking comfortable weather for outdoor activities.

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

The chart illustrates August temperature patterns in Winooski, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winooski, August typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec212431445766727063513728
Data source: Temperature data for Winooski 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 Winooski

In Winooski in August, the precipitation amount is 82 mm (3.2 in) occurring over a span of 12 days.

August Precipitation Trends in Winooski

The chart displays monthly precipitation patterns in Winooski, 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 Winooski, August typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec767470101819096826514210473
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Winooski

In Winooski in August, humidity is 75%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that makes exploring the area feel slightly sticky, requiring travelers to stay hydrated and take occasional breaks in the shade to fully enjoy their adventures.

August Average Humidity in Winooski

This chart illustrates the average monthly humidity levels in Winooski, 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 Winooski is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Winooski

In Winooski 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 Winooski.

Maximum UV Index Levels in Winooski for August

The chart shows the monthly maximum UV Index (UVI) for Winooski 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 Winooski typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Winooski 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 Winooski Compares to Other Months

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

This table compares monthly weather conditions in Winooski, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)76 mm (3.0 inches)93%low
February Weather-5°C (24°F)74 mm (2.9 inches)92%moderate
March Weather-1°C (31°F)69 mm (2.7 inches)86%moderate
April Weather7°C (44°F)101 mm (4.0 inches)85%very high
May Weather14°C (57°F)81 mm (3.2 inches)80%very high
June Weather19°C (66°F)90 mm (3.5 inches)74%very high
July Weather22°C (72°F)96 mm (3.8 inches)76%very high
August Weather21°C (70°F)82 mm (3.2 inches)75%very high
September Weather17°C (63°F)65 mm (2.6 inches)78%high
October Weather11°C (52°F)142 mm (5.6 inches)86%moderate
November Weather3°C (37°F)104 mm (4.1 inches)88%moderate
December Weather-2°C (28°F)73 mm (2.9 inches)89%low

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