August Weather in Basalt, United States

Last updated: June 24, 2025

In Basalt, United States, the average temperature in August is a pleasant 15°C (59°F). Expect a minimum of 1°C (34°F) and a comfortable maximum of 27°C (81°F). During this month, the precipitation averages around 30 mm (1.2 in), typically spread over 7 days. With an average humidity of 56%, it's a great time to enjoy the moderate climate!

August Temperature in Basalt

In August in Basalt, the average temperature is 15°C (59°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as 1°C (34°F). This varied climate makes Basalt an ideal destination for travelers seeking a mix of warmth and cooler moments throughout the day.

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

The chart illustrates August temperature patterns in Basalt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Basalt, August typically has an average temperature of 15°C (59°F), with highs reaching up to 27°C (81°F) and lows dropping to around 1°C (34°F).

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

August Precipitation in Basalt

In Basalt in August, the total precipitation amount is 30 mm (1.2 in) over a span of 7 days.

August Precipitation Trends in Basalt

The chart displays monthly precipitation patterns in Basalt, 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 Basalt, August typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 7 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 Basalt

In Basalt in August humidity is 56%. With an average temperature of 15°C (59°F), this humidity feels like a refreshing yet slightly damp embrace, making it an ideal time for exploring the surroundings without the discomfort of sweltering heat.

August Average Humidity in Basalt

This chart illustrates the average monthly humidity levels in Basalt, 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 Basalt is approximately 56%, 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 Basalt

In Basalt 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 Basalt.

Maximum UV Index Levels in Basalt for August

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

Data source: Basalt 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 Basalt Compares to Other Months

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

This table compares monthly weather conditions in Basalt, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	61 mm (2.4 inches)	88%	moderate
February Weather	-7°C (20°F)	81 mm (3.2 inches)	87%	high
March Weather	-2°C (28°F)	85 mm (3.3 inches)	81%	very high
April Weather	0°C (33°F)	66 mm (2.6 inches)	76%	extreme
May Weather	4°C (40°F)	61 mm (2.4 inches)	66%	extreme
June Weather	12°C (53°F)	32 mm (1.3 inches)	58%	extreme
July Weather	16°C (60°F)	46 mm (1.8 inches)	52%	extreme
August Weather	15°C (59°F)	30 mm (1.2 inches)	56%	extreme
September Weather	11°C (52°F)	35 mm (1.4 inches)	65%	very high
October Weather	2°C (36°F)	67 mm (2.6 inches)	76%	high
November Weather	-4°C (24°F)	53 mm (2.1 inches)	82%	moderate
December Weather	-9°C (17°F)	69 mm (2.7 inches)	89%	moderate