Last updated: June 24, 2025
In Heart Butte, United States, the average temperature in August is a comfortable 17°C (62°F). However, temperatures can vary significantly, with a minimum of 0°C (32°F) and a maximum reaching 35°C (96°F). Expect about 31 mm (1.2 in) of precipitation over 4 days and an average humidity of 69%, making it a refreshing time of year to visit!
In August in Heart Butte, the average temperature is 17°C (62°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 0°C (32°F). Be sure to pack layers and prepare for a range of conditions if you're traveling during this time.
In Heart Butte in August, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.
In Heart Butte in August, humidity is 69%. With an average temperature of 17°C (62°F), this humidity feels like a damp embrace, making traveling a bit uncomfortable as the air hangs heavy around you, causing you to sweat slightly more than usual and prompting a desire for refreshing breaks in shaded areas.
In Heart Butte in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Heart Butte.
UV Risk Categories
Weather in Heart Butte varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Heart Butte, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 25 mm (1.0 inches) | 93% | low |
| February Weather | -9°C (16°F) | 60 mm (2.4 inches) | 91% | moderate |
| March Weather | -2°C (29°F) | 39 mm (1.5 inches) | 88% | moderate |
| April Weather | 2°C (35°F) | 69 mm (2.7 inches) | 84% | very high |
| May Weather | 8°C (47°F) | 97 mm (3.8 inches) | 78% | very high |
| June Weather | 13°C (56°F) | 81 mm (3.2 inches) | 77% | very high |
| July Weather | 18°C (64°F) | 27 mm (1.1 inches) | 79% | very high |
| August Weather | 17°C (62°F) | 31 mm (1.2 inches) | 69% | very high |
| September Weather | 11°C (53°F) | 52 mm (2.1 inches) | 69% | high |
| October Weather | 3°C (38°F) | 52 mm (2.1 inches) | 78% | moderate |
| November Weather | -1°C (31°F) | 48 mm (1.9 inches) | 87% | moderate |
| December Weather | -5°C (24°F) | 43 mm (1.7 inches) | 94% | low |