July Weather in Butte, United States

Last updated: June 24, 2025

In July, the average temperature in Butte, United States hovers around 13°C (56°F). Expect minimums of 5°C (41°F) and delightful highs reaching up to 26°C (79°F). Be prepared for a touch of rain, as 89 mm (3.5 in) of precipitation typically falls over 16 days. With an average humidity level soaring to 102%, you'll feel the dampness in the air!

July Temperature in Butte

In July in Butte, the average temperature is 13°C (56°F), with maximums reaching 26°C (79°F) and minimums dropping as low as 5°C (41°F). It's a pleasant time for traveling, so pack accordingly to enjoy the mild weather.

July Weather in Butte: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Butte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Butte, July typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (79°F) and lows dropping to around 5°C (41°F).

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

July Precipitation in Butte

In Butte in July, the precipitation amount is 89 mm (3.5 in) over the course of 16 days.

July Precipitation Trends in Butte

The chart displays monthly precipitation patterns in Butte, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Butte, July typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 16 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Butte

In Butte in July, humidity is 102%. With an average temperature of 13°C (56°F), this humidity feels like wrapping yourself in a damp blanket, making outdoor activities uncomfortable and travel exhausting as every step seems to weigh heavier in the dense, muggy air.

July Average Humidity in Butte

This chart illustrates the average monthly humidity levels in Butte, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Butte is approximately 102%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Butte

In Butte in July, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Butte.

Maximum UV Index Levels in Butte for July

The chart shows the monthly maximum UV Index (UVI) for Butte in July, 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 July, the maximum UV index in Butte typically reaches 7, which falls under the high exposure category.

Data source: Butte July 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 July Weather in Butte Compares to Other Months

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

This table compares monthly weather conditions in Butte, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (11°F)	80 mm (3.1 inches)	94%	low
February Weather	-10°C (15°F)	74 mm (2.9 inches)	93%	low
March Weather	-7°C (20°F)	72 mm (2.8 inches)	91%	moderate
April Weather	0°C (33°F)	54 mm (2.1 inches)	85%	moderate
May Weather	5°C (42°F)	75 mm (2.9 inches)	88%	high
June Weather	11°C (51°F)	83 mm (3.3 inches)	95%	high
July Weather	13°C (56°F)	89 mm (3.5 inches)	102%	high
August Weather	12°C (53°F)	137 mm (5.4 inches)	100%	moderate
September Weather	7°C (45°F)	127 mm (5.0 inches)	96%	moderate
October Weather	1°C (33°F)	173 mm (6.8 inches)	91%	low
November Weather	-9°C (17°F)	114 mm (4.5 inches)	95%	low
December Weather	-8°C (17°F)	142 mm (5.6 inches)	96%	low