Average annual temperature is 17.0 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 2.0 °C
Number of sunny days: 264 days
Number of rainy days: 101 days
Look at detailed online map of Pasadena
* Weather data for Pasadena 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) | 19.7 | 24.5 | 22.1 | 31.0 | 28.7 | 30.9 | 36.8 | 36.6 | 36.0 | 34.5 | 29.0 | 26.5 |
| Average daytime temperature (°C) | 15.7 | 17.1 | 16.4 | 22.5 | 22.4 | 24.4 | 32.7 | 31.3 | 27.9 | 27.7 | 23.4 | 20.0 |
| Average temperature (°C) | 10.9 | 10.7 | 11.1 | 15.2 | 16.1 | 18.0 | 24.2 | 24.2 | 21.3 | 20.3 | 16.7 | 14.7 |
| Average night temperature (°C) | 7.2 | 6.1 | 7.3 | 10.3 | 11.9 | 13.4 | 18.1 | 18.9 | 16.9 | 15.1 | 11.7 | 10.6 |
| Absolute minimum temperature (°C) | 2.0 | 2.2 | 2.4 | 4.4 | 8.0 | 10.9 | 13.3 | 16.5 | 13.4 | 9.7 | 6.3 | 5.9 |
| 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 | 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) | 6.3 | 8.3 | 7.8 | 11.3 | 11.2 | 11.6 | 13.0 | 11.6 | 10.4 | 10.3 | 9.0 | 7.5 |
| Precipitation (mm) | 337 | 152 | 263 | 13 | 22 | 9 | 0 | 91 | 65 | 7 | 30 | 146 |
| Sunny days | 14 | 18 | 12 | 25 | 17 | 23 | 31 | 27 | 23 | 28 | 23 | 23 |
| Rainy days | 17 | 10 | 19 | 5 | 14 | 7 | 0 | 4 | 7 | 3 | 7 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Pasadena during the most sunny months:
The largest precipitation sum in Pasadena is at