August Weather in Sterling, United States

Last updated: June 24, 2025

In August, the average temperature in Sterling, United States hovers around 23°C (74°F). Expect a comfortable climate with minimums dipping to 8°C (47°F) and maximums soaring to 38°C (100°F). Humidity levels are high at 84%, and with an average precipitation of 28 mm (1.1 in) over 5 days, it’s wise to keep an umbrella handy during your stay!

August Temperature in Sterling

In August in Sterling, the average temperature is 23°C (74°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop as low as 8°C (47°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates August temperature patterns in Sterling, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sterling, August typically has an average temperature of 23°C (74°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (47°F).

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

August Precipitation in Sterling

In Sterling in August, the precipitation amount is 28 mm (1.1 in) over a period of 5 days.

August Precipitation Trends in Sterling

The chart displays monthly precipitation patterns in Sterling, 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 Sterling, August typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Sterling

In Sterling in August, humidity is 84%. With an average temperature of 23°C (74°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel sticky and heavy, while the air's thickness can be quite exhausting for long periods of travel.

August Average Humidity in Sterling

This chart illustrates the average monthly humidity levels in Sterling, 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 Sterling is approximately 84%, 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 Sterling

In Sterling 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 Sterling.

Maximum UV Index Levels in Sterling for August

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

Data source: Sterling 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 Sterling Compares to Other Months

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

This table compares monthly weather conditions in Sterling, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	10 mm (0.4 inches)	72%	moderate
February Weather	-1°C (31°F)	16 mm (0.6 inches)	76%	moderate
March Weather	6°C (43°F)	56 mm (2.2 inches)	61%	high
April Weather	10°C (50°F)	52 mm (2.1 inches)	60%	very high
May Weather	15°C (59°F)	105 mm (4.1 inches)	74%	very high
June Weather	22°C (72°F)	42 mm (1.7 inches)	82%	extreme
July Weather	25°C (77°F)	41 mm (1.6 inches)	82%	extreme
August Weather	23°C (74°F)	28 mm (1.1 inches)	84%	very high
September Weather	20°C (68°F)	25 mm (1.0 inches)	75%	very high
October Weather	10°C (50°F)	25 mm (1.0 inches)	73%	high
November Weather	6°C (43°F)	15 mm (0.6 inches)	74%	moderate
December Weather	2°C (35°F)	10 mm (0.4 inches)	77%	moderate