Average annual temperature is 15.9 °C
Absolute maximum temperature: 43.0 °C
Absolute minimum temperature: -1.6 °C
Number of sunny days: 253 days
Number of rainy days: 112 days
Look at detailed online map of Glenborough
* Weather data for Glenborough 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) | 17.6 | 19.0 | 19.5 | 31.0 | 34.0 | 38.9 | 43.0 | 41.9 | 34.4 | 34.8 | 25.0 | 18.8 |
| Average daytime temperature (°C) | 13.3 | 13.3 | 14.5 | 21.9 | 25.4 | 29.9 | 37.1 | 36.3 | 29.9 | 26.3 | 18.7 | 15.3 |
| Average temperature (°C) | 8.6 | 7.4 | 9.1 | 13.9 | 17.4 | 20.7 | 26.1 | 26.1 | 21.4 | 18.0 | 11.9 | 9.8 |
| Average night temperature (°C) | 5.3 | 3.0 | 5.3 | 7.9 | 11.6 | 13.6 | 17.3 | 18.2 | 15.1 | 11.9 | 6.8 | 6.0 |
| Absolute minimum temperature (°C) | -1.6 | -0.5 | -0.8 | 1.7 | 8.2 | 10.3 | 12.2 | 14.4 | 11.7 | 3.8 | 0.2 | 1.2 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.2 | 7.3 | 7.3 | 11.3 | 11.7 | 13.0 | 13.5 | 12.2 | 10.7 | 9.4 | 8.0 | 6.0 |
| Precipitation (mm) | 276 | 87 | 229 | 13 | 22 | 1 | 0 | 3 | 23 | 32 | 31 | 169 |
| Sunny days | 11 | 15 | 8 | 25 | 20 | 28 | 31 | 29 | 25 | 24 | 22 | 15 |
| Rainy days | 20 | 13 | 23 | 5 | 11 | 2 | 0 | 2 | 5 | 7 | 8 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Glenborough during the most sunny months:
The largest precipitation sum in Glenborough is at