August Weather in Winchester, United States

Last updated: June 24, 2025

In August, the average temperature in Winchester, United States is a pleasant 24°C (76°F). However, temperatures can vary widely, with a minimum of 13°C (56°F) and a maximum reaching up to 36°C (98°F). Visitors should be prepared for some rain, as average precipitation amounts to 99 mm (3.9 in) spread over 13 days. Humidity hangs around a comfortable 66%, making it an interesting time to experience the local climate!

August Temperature in Winchester

In August in Winchester, the average temperature is 24°C (76°F), with maximums reaching 36°C (98°F) and minimums dropping to as low as 13°C (56°F). Be sure to pack light clothing for the day and a sweater for the cooler evenings.

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

The chart illustrates August temperature patterns in Winchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winchester, August typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (98°F) and lows dropping to around 13°C (56°F).

Data source: Temperature data for Winchester generated using information from the Copernicus Climate Change Service.

August Precipitation in Winchester

In Winchester in August, the precipitation amount is 99 mm (3.9 in) over the course of 13 days.

August Precipitation Trends in Winchester

The chart displays monthly precipitation patterns in Winchester, 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 Winchester, August typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Winchester

In Winchester in August humidity is 66%. With an average temperature of 24°C (76°F), this humidity feels like a warm, tropical embrace, making travel both invigorating and slightly exhausting, as you immerse yourself in the vibrant atmosphere while constantly seeking shade and refreshment.

August Average Humidity in Winchester

This chart illustrates the average monthly humidity levels in Winchester, 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 Winchester is approximately 66%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Winchester

In Winchester in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Winchester.

Maximum UV Index Levels in Winchester for August

The chart shows the monthly maximum UV Index (UVI) for Winchester 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 Winchester typically reaches 10, which falls under the very high exposure category.

Data source: Winchester 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 Winchester Compares to Other Months

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

This table compares monthly weather conditions in Winchester, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	99 mm (3.9 inches)	88%	moderate
February Weather	5°C (41°F)	142 mm (5.6 inches)	88%	moderate
March Weather	9°C (48°F)	131 mm (5.1 inches)	87%	high
April Weather	13°C (56°F)	138 mm (5.4 inches)	84%	very high
May Weather	19°C (67°F)	118 mm (4.6 inches)	84%	very high
June Weather	23°C (73°F)	170 mm (6.7 inches)	83%	extreme
July Weather	25°C (78°F)	96 mm (3.8 inches)	79%	very high
August Weather	24°C (76°F)	99 mm (3.9 inches)	66%	very high
September Weather	22°C (71°F)	121 mm (4.8 inches)	67%	very high
October Weather	16°C (60°F)	111 mm (4.4 inches)	76%	high
November Weather	7°C (45°F)	84 mm (3.3 inches)	89%	moderate
December Weather	5°C (41°F)	129 mm (5.1 inches)	88%	moderate