Average annual temperature is 16.1 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: -12.7 °C
Number of sunny days: 251 days
Number of rainy days: 104 days
Number of snow days: 10 days
Look at detailed online map of Oldham County
* Weather data for Oldham 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) | 20.5 | 22.7 | 26.5 | 29.9 | 33.4 | 39.1 | 41.0 | 39.4 | 38.6 | 30.3 | 26.9 | 21.7 |
| Average daytime temperature (°C) | 11.9 | 14.7 | 18.2 | 23.6 | 26.8 | 30.5 | 35.3 | 35.2 | 31.2 | 23.4 | 16.9 | 12.5 |
| Average temperature (°C) | 5.2 | 6.4 | 10.0 | 14.8 | 19.6 | 23.2 | 28.2 | 28.4 | 24.3 | 16.4 | 9.9 | 6.0 |
| Average night temperature (°C) | 0.5 | 0.8 | 3.5 | 8.0 | 13.6 | 17.1 | 21.8 | 22.0 | 18.5 | 10.8 | 4.9 | 1.4 |
| Absolute minimum temperature (°C) | -12.7 | -9.2 | -4.6 | -2.7 | 6.8 | 11.6 | 16.9 | 17.3 | 13.7 | -5.1 | -4.5 | -4.9 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 8.1 | 9.1 | 9.9 | 11.4 | 11.1 | 12.1 | 12.7 | 12.2 | 10.7 | 9.6 | 8.4 | 7.8 |
| Precipitation (mm) | 10 | 8 | 10 | 28 | 132 | 82 | 25 | 2 | 46 | 36 | 7 | 62 |
| Sunny days | 24 | 21 | 22 | 23 | 12 | 15 | 19 | 24 | 21 | 22 | 25 | 23 |
| Rainy days | 4 | 3 | 8 | 7 | 19 | 15 | 12 | 7 | 9 | 9 | 5 | 6 |
| Snow days | 3 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Oldham County is at