Average annual temperature is 13.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -0.4 °C
Number of sunny days: 244 days
Number of rainy days: 121 days
Look at detailed online map of Bolsa Knolls
* Weather data for Bolsa Knolls 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 | 21.7 | 20.1 | 23.1 | 21.4 | 21.6 | 24.0 | 30.1 | 24.9 | 35.5 | 27.7 | 24.9 |
| Average daytime temperature (°C) | 14.7 | 14.7 | 14.2 | 16.6 | 17.0 | 18.3 | 21.1 | 23.3 | 21.7 | 23.9 | 20.4 | 18.1 |
| Average temperature (°C) | 9.9 | 8.5 | 9.7 | 11.4 | 13.1 | 14.3 | 16.1 | 17.7 | 16.6 | 16.5 | 13.6 | 12.0 |
| Average night temperature (°C) | 6.6 | 4.4 | 6.2 | 7.3 | 10.3 | 11.4 | 12.1 | 14.0 | 13.1 | 11.9 | 8.7 | 8.0 |
| Absolute minimum temperature (°C) | 0.3 | -0.4 | 1.1 | 2.9 | 7.4 | 8.3 | 10.5 | 12.6 | 10.4 | 6.3 | 4.1 | 4.0 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 6.2 | 7.8 | 7.9 | 10.7 | 9.7 | 11.2 | 12.6 | 11.4 | 10.6 | 9.8 | 8.5 | 7.0 |
| Precipitation (mm) | 256 | 99 | 211 | 5 | 30 | 16 | 0 | 0 | 9 | 6 | 45 | 118 |
| Sunny days | 11 | 14 | 9 | 23 | 17 | 25 | 30 | 26 | 25 | 25 | 22 | 17 |
| Rainy days | 20 | 14 | 22 | 7 | 14 | 5 | 1 | 5 | 5 | 6 | 8 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bolsa Knolls during the most sunny months:
The largest precipitation sum in Bolsa Knolls is at