Average annual temperature is 16.7 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 1.6 °C
Number of sunny days: 261 days
Number of rainy days: 104 days
Look at detailed online map of City of Whittier
* Weather data for City of Whittier 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) | 20.4 | 24.6 | 22.9 | 32.0 | 28.2 | 30.2 | 37.6 | 37.2 | 35.6 | 36.7 | 30.5 | 28.4 |
| Average daytime temperature (°C) | 15.7 | 17.6 | 16.5 | 22.6 | 22.4 | 24.8 | 32.9 | 31.1 | 28.2 | 28.5 | 24.6 | 20.8 |
| Average temperature (°C) | 10.5 | 10.7 | 11.3 | 15.0 | 16.3 | 18.3 | 23.5 | 23.1 | 21.1 | 19.7 | 16.5 | 14.1 |
| Average night temperature (°C) | 6.7 | 5.8 | 7.9 | 10.0 | 12.4 | 13.8 | 16.6 | 17.4 | 16.3 | 14.0 | 10.8 | 9.6 |
| Absolute minimum temperature (°C) | 2.5 | 1.6 | 1.7 | 5.4 | 8.4 | 11.1 | 13.0 | 15.1 | 13.6 | 8.6 | 7.5 | 5.8 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 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) | 6.6 | 8.2 | 7.4 | 10.2 | 9.1 | 10.4 | 12.3 | 11.0 | 9.3 | 9.8 | 8.9 | 7.5 |
| Precipitation (mm) | 328 | 129 | 249 | 5 | 20 | 4 | 0 | 86 | 80 | 6 | 38 | 95 |
| Sunny days | 15 | 17 | 11 | 24 | 22 | 22 | 30 | 27 | 21 | 25 | 23 | 24 |
| Rainy days | 16 | 11 | 20 | 6 | 9 | 8 | 1 | 4 | 9 | 6 | 7 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit City of Whittier during the most sunny months:
The largest precipitation sum in City of Whittier is at