Average annual temperature is 22.4 °C
Absolute maximum temperature: 41.8 °C
Absolute minimum temperature: 0.6 °C
Number of sunny days: 189 days
Number of rainy days: 176 days
Look at detailed online map of Bexar County
* Weather data for Bexar County 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) | 29.1 | 31.6 | 33.2 | 34.8 | 33.9 | 40.7 | 41.1 | 41.8 | 38.9 | 34.5 | 28.3 | 24.7 |
| Average daytime temperature (°C) | 20.9 | 21.4 | 26.5 | 26.9 | 29.4 | 37.0 | 38.3 | 39.4 | 36.0 | 27.8 | 20.2 | 20.1 |
| Average temperature (°C) | 14.5 | 14.2 | 19.6 | 20.3 | 23.9 | 29.9 | 31.6 | 32.4 | 29.9 | 22.4 | 15.5 | 13.8 |
| Average night temperature (°C) | 9.6 | 9.4 | 14.8 | 15.6 | 19.6 | 24.0 | 25.8 | 26.3 | 24.7 | 18.3 | 11.8 | 8.8 |
| Absolute minimum temperature (°C) | 0.6 | 0.6 | 5.7 | 11.0 | 14.8 | 18.7 | 24.0 | 24.4 | 22.0 | 6.4 | 4.6 | 2.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.1 | 7.3 | 6.8 | 8.2 | 8.9 | 11.8 | 12.1 | 11.9 | 10.9 | 8.3 | 6.0 | 7.1 |
| Precipitation (mm) | 36 | 40 | 64 | 154 | 176 | 43 | 15 | 8 | 36 | 190 | 50 | 32 |
| Sunny days | 20 | 16 | 8 | 11 | 5 | 17 | 23 | 24 | 16 | 11 | 17 | 21 |
| Rainy days | 11 | 12 | 23 | 19 | 26 | 13 | 8 | 7 | 14 | 20 | 13 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bexar County during the most sunny months:
The largest precipitation sum in Bexar County is at