Last updated: June 24, 2025
In August, the average temperature in Spirit Lake, United States is a pleasant 21°C (71°F). Expect a minimum temperature of 10°C (50°F) and highs reaching up to 35°C (95°F). During this time, you can anticipate 113 mm (4.4 in) of precipitation spread over 11 days, contributing to an average humidity of around 80%.
In August in Spirit Lake, the average temperature is 21°C (71°F). Maximums can reach 35°C (95°F), and minimums can be as low as 10°C (50°F). It's a great time to visit for those who enjoy warm weather with occasional cooler evenings.
In Spirit Lake in August, the precipitation amount is 113 mm (4.4 in) over the course of 11 days.
In Spirit Lake in August humidity is 80%. With an average temperature of 21°C (71°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities feel more exhausting and requiring frequent breaks to stay hydrated.
In Spirit Lake 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 Spirit Lake.
UV Risk Categories
Weather in Spirit Lake varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Spirit Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 32 mm (1.3 inches) | 80% | moderate |
| February Weather | -8°C (18°F) | 35 mm (1.4 inches) | 84% | moderate |
| March Weather | 1°C (34°F) | 70 mm (2.7 inches) | 75% | high |
| April Weather | 7°C (45°F) | 95 mm (3.8 inches) | 79% | very high |
| May Weather | 15°C (59°F) | 136 mm (5.4 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 129 mm (5.1 inches) | 81% | extreme |
| July Weather | 23°C (74°F) | 90 mm (3.5 inches) | 82% | very high |
| August Weather | 21°C (71°F) | 113 mm (4.4 inches) | 80% | very high |
| September Weather | 18°C (65°F) | 114 mm (4.5 inches) | 75% | very high |
| October Weather | 9°C (49°F) | 94 mm (3.7 inches) | 77% | moderate |
| November Weather | 1°C (35°F) | 32 mm (1.3 inches) | 85% | moderate |
| December Weather | -3°C (26°F) | 42 mm (1.6 inches) | 83% | moderate |