Average annual temperature is 13.6 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 250 days
Number of rainy days: 115 days
Look at detailed online map of City of Los Altos
* Weather data for City of Los Altos 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) | 17.0 | 17.2 | 20.0 | 28.7 | 28.9 | 33.2 | 36.9 | 34.9 | 30.0 | 34.1 | 25.1 | 19.1 |
| Average daytime temperature (°C) | 12.4 | 12.5 | 12.8 | 18.2 | 20.0 | 23.5 | 30.0 | 29.8 | 25.3 | 24.8 | 18.4 | 15.0 |
| Average temperature (°C) | 8.5 | 7.3 | 7.7 | 11.2 | 13.2 | 15.5 | 20.4 | 20.7 | 17.3 | 17.1 | 12.8 | 10.5 |
| Average night temperature (°C) | 5.5 | 3.1 | 4.0 | 6.3 | 8.5 | 9.9 | 12.8 | 14.2 | 11.7 | 11.6 | 8.3 | 7.1 |
| Absolute minimum temperature (°C) | -0.7 | -0.6 | -0.6 | 2.1 | 4.9 | 6.8 | 9.8 | 11.2 | 8.2 | 4.7 | 3.0 | 3.5 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.1 | 7.8 | 7.7 | 11.0 | 11.1 | 12.6 | 13.1 | 12.3 | 10.9 | 9.7 | 8.2 | 6.1 |
| Precipitation (mm) | 304 | 111 | 227 | 7 | 46 | 1 | 0 | 0 | 7 | 8 | 82 | 146 |
| Sunny days | 11 | 15 | 7 | 24 | 21 | 29 | 31 | 29 | 26 | 25 | 18 | 14 |
| Rainy days | 20 | 13 | 24 | 6 | 10 | 1 | 0 | 2 | 4 | 6 | 12 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit City of Los Altos during the most sunny months:
The largest precipitation sum in City of Los Altos is at