August Weather in Bloomington, United States

Last updated: June 24, 2025

In August, the average temperature in Bloomington, United States hovers around 30°C (86°F), with a minimum of 21°C (71°F) and a maximum reaching up to 40°C (104°F). Expect 94 mm (3.7 in) of precipitation spread over 13 days, alongside an average humidity of 68%. Stay prepared for a warm and occasionally rainy month!

August Temperature in Bloomington

In August in Bloomington, the average temperature is a warm 30°C (86°F), with maximums soaring to 40°C (104°F) and minimums dipping to as low as 21°C (71°F). This climate makes it an ideal destination for travelers seeking sunny days and outdoor activities.

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

The chart illustrates August temperature patterns in Bloomington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bloomington, August typically has an average temperature of 30°C (86°F), with highs reaching up to 40°C (104°F) and lows dropping to around 21°C (71°F).

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

August Precipitation in Bloomington

In Bloomington in August, the precipitation amount is 94 mm (3.7 in) spread over 13 days.

August Precipitation Trends in Bloomington

The chart displays monthly precipitation patterns in Bloomington, 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 Bloomington, August typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 13 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 Bloomington

In Bloomington in August humidity is 68%. With an average temperature of 30°C (86°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel sultry and exhausting, yet it can also encourage you to seek out refreshing drinks and shaded spots as you explore the vibrant surroundings.

August Average Humidity in Bloomington

This chart illustrates the average monthly humidity levels in Bloomington, 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 Bloomington is approximately 68%, 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 Bloomington

In Bloomington in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Bloomington.

Maximum UV Index Levels in Bloomington for August

The chart shows the monthly maximum UV Index (UVI) for Bloomington 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 Bloomington typically reaches 12, which falls under the extreme exposure category.

Data source: Bloomington 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 Bloomington Compares to Other Months

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

This table compares monthly weather conditions in Bloomington, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	52 mm (2.1 inches)	78%	moderate
February Weather	15°C (59°F)	55 mm (2.2 inches)	81%	very high
March Weather	20°C (67°F)	59 mm (2.3 inches)	76%	very high
April Weather	22°C (72°F)	69 mm (2.7 inches)	79%	extreme
May Weather	26°C (79°F)	118 mm (4.7 inches)	79%	extreme
June Weather	28°C (83°F)	132 mm (5.2 inches)	74%	extreme
July Weather	29°C (85°F)	99 mm (3.9 inches)	71%	extreme
August Weather	30°C (86°F)	94 mm (3.7 inches)	68%	extreme
September Weather	27°C (82°F)	137 mm (5.4 inches)	73%	extreme
October Weather	23°C (74°F)	76 mm (3.0 inches)	75%	very high
November Weather	18°C (64°F)	69 mm (2.7 inches)	78%	high
December Weather	15°C (60°F)	68 mm (2.7 inches)	84%	moderate