Average annual temperature is 14.1 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -6.2 °C
Number of sunny days: 166 days
Number of rainy days: 195 days
Number of snow days: 4 days
Look at detailed online map of Whittier
* Weather data for 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) | 18.9 | 22.7 | 25.6 | 26.1 | 27.3 | 30.6 | 33.2 | 34.8 | 31.0 | 28.0 | 24.6 | 17.5 |
| Average daytime temperature (°C) | 12.0 | 15.3 | 16.5 | 20.3 | 23.1 | 26.2 | 30.5 | 29.7 | 27.1 | 21.3 | 16.1 | 12.2 |
| Average temperature (°C) | 6.0 | 9.3 | 9.5 | 13.4 | 16.5 | 19.3 | 23.3 | 22.7 | 19.6 | 14.1 | 8.9 | 5.7 |
| Average night temperature (°C) | 1.8 | 4.7 | 3.4 | 7.4 | 10.8 | 13.1 | 17.3 | 17.0 | 13.3 | 8.3 | 3.9 | 1.3 |
| Absolute minimum temperature (°C) | -6.2 | -5.5 | -5.7 | -2.0 | 0.3 | 6.6 | 12.5 | 12.1 | 7.5 | 1.0 | -6.0 | -4.9 |
| 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.0 | 5.9 | 8.4 | 8.6 | 9.9 | 11.1 | 11.9 | 10.4 | 11.0 | 9.0 | 7.3 | 6.1 |
| Precipitation (mm) | 169 | 114 | 101 | 148 | 82 | 94 | 53 | 117 | 35 | 17 | 46 | 117 |
| Sunny days | 12 | 8 | 17 | 12 | 10 | 11 | 9 | 14 | 15 | 19 | 22 | 17 |
| Rainy days | 17 | 20 | 14 | 18 | 21 | 19 | 22 | 17 | 15 | 12 | 8 | 12 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Whittier during the most sunny months:
The largest precipitation sum in Whittier is at