April Weather in Butte, United States

Last updated: June 24, 2025

In Butte, United States, the average temperature in April hovers around 0°C (33°F). While you may experience a chill with minimums dipping to -19°C (-1°F), the days can warm up to a pleasant 14°C (58°F). Expect some wet days, as 54 mm (2.1 in) of precipitation often falls over the course of 10 days. Additionally, the air is notably humid, with an average humidity of 85%.

April Temperature in Butte

In April in Butte, the average temperature is 0°C (33°F). Maximum can reach 14°C (58°F), and the minimum can be as low as -19°C (-1°F). It's essential to pack warm clothing and prepare for the possibility of both chilly and mild weather while traveling during this time.

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

The chart illustrates April 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, April typically has an average temperature of 0°C (33°F), with highs reaching up to 14°C (58°F) and lows dropping to around -19°C (-1°F).

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

April Precipitation in Butte

In Butte in April, the total precipitation amount is 54 mm (2.1 in) over the course of 10 days.

April Precipitation Trends in Butte

The chart displays monthly precipitation patterns in Butte, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Butte, April typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Butte

In Butte in April, humidity is 85%. With an average temperature of 0°C (33°F), this humidity feels like a heavy blanket, making the air feel colder and more biting, while creating an uncomfortable clamminess that can dampen the thrill of traveling.

April Average Humidity in Butte

This chart illustrates the average monthly humidity levels in Butte, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Butte is approximately 85%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Butte

In Butte in April, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Butte for better planning.

Maximum UV Index Levels in Butte for April

The chart shows the monthly maximum UV Index (UVI) for Butte in April, 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 April, the maximum UV index in Butte typically reaches 4, which falls under the moderate exposure category.

Data source: Butte April 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 April 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 April’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 April’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