Average annual temperature is 11.1 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 157 days
Number of rainy days: 193 days
Number of snow days: 15 days
Look at detailed online map of Glendora
* Weather data for Glendora 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) | 15.2 | 12.6 | 18.7 | 26.3 | 32.2 | 32.4 | 31.8 | 34.8 | 32.2 | 29.3 | 18.6 | 13.7 |
| Average daytime temperature (°C) | 3.7 | 5.5 | 7.3 | 16.1 | 21.3 | 26.1 | 27.3 | 26.3 | 24.3 | 16.6 | 10.1 | 6.8 |
| Average temperature (°C) | 0.6 | 0.6 | 2.5 | 9.6 | 15.3 | 19.9 | 22.1 | 21.2 | 18.9 | 12.7 | 5.3 | 3.8 |
| Average night temperature (°C) | -1.9 | -3.0 | -0.8 | 4.6 | 9.8 | 14.7 | 17.6 | 16.9 | 14.7 | 9.6 | 1.9 | 1.6 |
| Absolute minimum temperature (°C) | -14.2 | -15.5 | -8.3 | -4.5 | 1.4 | 9.1 | 13.5 | 10.7 | 8.9 | -2.5 | -8.4 | -3.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.9 | 7.2 | 6.0 | 9.2 | 10.3 | 11.8 | 12.2 | 10.7 | 9.1 | 6.1 | 6.3 | 3.4 |
| Precipitation (mm) | 84 | 101 | 138 | 89 | 62 | 59 | 110 | 130 | 67 | 154 | 45 | 72 |
| Sunny days | 8 | 15 | 10 | 12 | 19 | 16 | 12 | 14 | 14 | 8 | 19 | 10 |
| Rainy days | 17 | 10 | 18 | 18 | 12 | 14 | 19 | 17 | 16 | 22 | 10 | 20 |
| Snow days | 6 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Glendora during the most sunny months:
The largest precipitation sum in Glendora is at