Average annual temperature is 10.5 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -13.4 °C
Number of sunny days: 131 days
Number of rainy days: 221 days
Number of snow days: 13 days
Look at detailed online map of Keller
* Weather data for Keller Turkey is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.4 | 12.7 | 18.8 | 22.0 | 22.7 | 25.4 | 33.6 | 32.4 | 25.2 | 24.4 | 23.1 | 17.2 |
| Average daytime temperature (°C) | 8.6 | 2.5 | 10.6 | 14.1 | 16.2 | 19.5 | 21.7 | 24.2 | 19.5 | 18.0 | 15.1 | 10.8 |
| Average temperature (°C) | 2.7 | -0.9 | 5.7 | 9.1 | 11.4 | 15.7 | 17.2 | 19.6 | 15.5 | 12.5 | 10.6 | 6.3 |
| Average night temperature (°C) | -1.5 | -4.4 | 1.6 | 4.3 | 6.4 | 11.4 | 11.7 | 14.6 | 11.5 | 7.9 | 6.4 | 2.9 |
| Absolute minimum temperature (°C) | -8.4 | -13.4 | -9.5 | -5.4 | -1.2 | 7.2 | 7.2 | 10.7 | 6.3 | 3.2 | -1.8 | -3.9 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 7.2 | 5.7 | 6.4 | 7.7 | 9.0 | 8.9 | 11.5 | 10.9 | 9.2 | 7.6 | 6.8 | 5.2 |
| Precipitation (mm) | 37 | 160 | 181 | 173 | 135 | 241 | 168 | 53 | 82 | 147 | 120 | 73 |
| Sunny days | 20 | 11 | 7 | 6 | 5 | 3 | 17 | 12 | 8 | 18 | 10 | 14 |
| Rainy days | 9 | 6 | 24 | 24 | 26 | 27 | 14 | 19 | 22 | 13 | 20 | 17 |
| Snow days | 2 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Keller during the most sunny months:
The largest precipitation sum in Keller is at