Last updated: June 24, 2025
In August, the average temperature in Mountain View, United States hovers around 22°C (72°F), providing a pleasant climate for outdoor activities. Expect minimum temperatures to dip to 10°C (50°F), while highs can reach up to 36°C (97°F). This month also sees an average precipitation of 35 mm (1.4 in) spread across about 7 days, with an overall humidity level of 56%, making it a season of refreshing warmth and mild moisture.
In August in Mountain View, the average temperature is 22°C (72°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 10°C (50°F). This makes Mountain View a great destination for travelers seeking warm weather with the option for cooler evenings.
In Mountain View in August, the precipitation amount is 35 mm (1.4 in) over the course of 7 days.
In Mountain View in August humidity is 56%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it quite comfortable for traveling while also adding a touch of stickiness that encourages you to hydrate and seek out refreshing breaks in the shade.
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 | -1°C (31°F) | 23 mm (0.9 inches) | 88% | moderate |
| February Weather | -1°C (30°F) | 29 mm (1.1 inches) | 87% | high |
| March Weather | 4°C (40°F) | 57 mm (2.3 inches) | 81% | very high |
| April Weather | 8°C (47°F) | 55 mm (2.2 inches) | 76% | extreme |
| May Weather | 13°C (56°F) | 111 mm (4.4 inches) | 66% | extreme |
| June Weather | 20°C (68°F) | 48 mm (1.9 inches) | 58% | extreme |
| July Weather | 23°C (74°F) | 43 mm (1.7 inches) | 52% | extreme |
| August Weather | 22°C (72°F) | 35 mm (1.4 inches) | 56% | extreme |
| September Weather | 19°C (66°F) | 29 mm (1.2 inches) | 65% | very high |
| October Weather | 9°C (49°F) | 37 mm (1.5 inches) | 76% | high |
| November Weather | 5°C (41°F) | 24 mm (1.0 inches) | 82% | moderate |
| December Weather | 1°C (34°F) | 14 mm (0.6 inches) | 89% | moderate |