Average annual temperature is 15.3 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 261 days
Number of rainy days: 98 days
Number of snow days: 6 days
Look at detailed online map of Mountainview
* Weather data for Mountainview United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.0 | 16.3 | 23.8 | 31.7 | 31.4 | 37.5 | 40.5 | 39.5 | 36.5 | 29.7 | 25.7 | 15.4 |
| Average daytime temperature (°C) | 8.1 | 10.9 | 15.2 | 23.2 | 27.7 | 32.4 | 38.0 | 34.8 | 30.9 | 24.8 | 15.2 | 8.8 |
| Average temperature (°C) | 2.3 | 3.4 | 7.9 | 14.3 | 20.3 | 24.8 | 30.6 | 27.4 | 23.5 | 17.2 | 8.4 | 2.8 |
| Average night temperature (°C) | -2.1 | -2.1 | 1.7 | 6.0 | 12.8 | 16.2 | 22.6 | 20.6 | 16.1 | 10.1 | 2.3 | -1.9 |
| Absolute minimum temperature (°C) | -6.6 | -8.1 | -4.5 | -3.6 | 9.2 | 11.5 | 19.1 | 17.8 | 11.1 | -0.5 | -5.6 | -6.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 8.8 | 9.1 | 11.7 | 11.8 | 12.8 | 12.7 | 11.5 | 11.0 | 10.1 | 8.8 | 8.0 |
| Precipitation (mm) | 23 | 28 | 55 | 6 | 40 | 8 | 0 | 26 | 20 | 3 | 36 | 44 |
| Sunny days | 21 | 17 | 16 | 23 | 19 | 22 | 29 | 19 | 22 | 27 | 23 | 23 |
| Rainy days | 7 | 9 | 14 | 7 | 12 | 8 | 2 | 12 | 8 | 4 | 7 | 8 |
| Snow days | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mountainview is at