Last updated: June 24, 2025
In Grantsville, United States, the average temperature for August hovers around 21°C (70°F). Expect a comfortable climate with minimum temperatures dipping to 10°C (50°F) and soaring to a pleasant 32°C (89°F). While you enjoy the mild weather, be prepared for about 99 mm (3.9 in) of precipitation spread over 15 days, and a relative humidity of 59%, adding a touch of warmth to this vibrant destination.
In August in Grantsville, the average temperature is 21°C (70°F). Maximum temperatures can reach up to 32°C (89°F), while the minimum can drop as low as 10°C (50°F). This makes Grantsville an ideal destination for travelers seeking a pleasant climate.
In Grantsville in August, the total precipitation amount is 99 mm (3.9 in) over the course of 15 days.
In Grantsville in August humidity is 59%. With an average temperature of 21°C (70°F), this humidity feels like a pleasantly warm embrace, making it ideal for leisurely strolls and outdoor activities.
In Grantsville in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Grantsville.
UV Risk Categories
Weather in Grantsville varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Grantsville, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -2°C (29°F) | 88 mm (3.5 inches) | 86% | moderate |
February Weather | 1°C (33°F) | 132 mm (5.2 inches) | 86% | moderate |
March Weather | 4°C (39°F) | 115 mm (4.5 inches) | 86% | high |
April Weather | 9°C (49°F) | 137 mm (5.4 inches) | 84% | very high |
May Weather | 15°C (59°F) | 155 mm (6.1 inches) | 78% | very high |
June Weather | 19°C (67°F) | 150 mm (5.9 inches) | 79% | very high |
July Weather | 22°C (71°F) | 105 mm (4.1 inches) | 70% | very high |
August Weather | 21°C (70°F) | 99 mm (3.9 inches) | 59% | very high |
September Weather | 18°C (64°F) | 119 mm (4.7 inches) | 68% | very high |
October Weather | 12°C (54°F) | 115 mm (4.5 inches) | 80% | high |
November Weather | 4°C (40°F) | 85 mm (3.3 inches) | 86% | moderate |
December Weather | 1°C (34°F) | 121 mm (4.8 inches) | 85% | moderate |