Last updated: June 24, 2025
In August, the average temperature in Mountain View, United States is a pleasant 19°C (67°F). Expect temperatures to range from a cool 4°C (40°F) to a warm 34°C (94°F). With an average precipitation of just 24 mm (0.9 in) spread over 4 days, the air tends to be notably dry, boasting an average humidity of 37%.
In August in Mountain View, the average temperature is 19°C (67°F). The maximum can reach 34°C (94°F) and the minimum can be as low as 4°C (40°F). This makes Mountain View an ideal destination for travelers seeking mild weather with the possibility of warm days and cooler evenings.
In Mountain View in August, the precipitation amount is 24 mm (0.9 in) over a period of 4 days.
In Mountain View in August humidity is 37%. With an average temperature of 19°C (67°F), this humidity feels like a refreshing breeze, making it an ideal environment for exploring the local sights and enjoying outdoor activities comfortably.
In Mountain View in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Mountain View.
UV Risk Categories
Weather in Mountain View varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Mountain View, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 30 mm (1.2 inches) | 91% | moderate |
| February Weather | -5°C (24°F) | 34 mm (1.3 inches) | 92% | high |
| March Weather | -1°C (31°F) | 67 mm (2.6 inches) | 84% | very high |
| April Weather | 4°C (39°F) | 50 mm (2.0 inches) | 74% | very high |
| May Weather | 9°C (49°F) | 67 mm (2.7 inches) | 62% | extreme |
| June Weather | 17°C (62°F) | 24 mm (0.9 inches) | 56% | extreme |
| July Weather | 21°C (70°F) | 15 mm (0.6 inches) | 44% | extreme |
| August Weather | 19°C (67°F) | 24 mm (0.9 inches) | 37% | extreme |
| September Weather | 14°C (58°F) | 29 mm (1.2 inches) | 46% | very high |
| October Weather | 5°C (42°F) | 30 mm (1.2 inches) | 67% | high |
| November Weather | 1°C (34°F) | 32 mm (1.2 inches) | 84% | moderate |
| December Weather | -5°C (23°F) | 31 mm (1.2 inches) | 88% | moderate |