Average annual temperature is 17.2 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of Roper
* Weather data for Roper 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) | 23.1 | 26.9 | 28.1 | 29.9 | 28.4 | 32.3 | 34.3 | 35.1 | 34.1 | 27.4 | 24.4 | 22.8 |
| Average daytime temperature (°C) | 14.9 | 16.9 | 17.6 | 22.6 | 23.1 | 27.8 | 31.7 | 31.0 | 27.3 | 22.8 | 16.2 | 14.2 |
| Average temperature (°C) | 9.8 | 11.7 | 12.2 | 17.2 | 18.7 | 22.7 | 26.8 | 26.2 | 22.9 | 17.6 | 11.7 | 9.2 |
| Average night temperature (°C) | 6.0 | 7.7 | 7.9 | 12.8 | 15.0 | 18.6 | 23.0 | 22.6 | 19.4 | 13.7 | 8.3 | 5.5 |
| Absolute minimum temperature (°C) | -0.5 | -5.0 | -0.2 | 4.6 | 8.9 | 11.1 | 20.7 | 18.5 | 15.1 | 8.7 | -2.1 | -0.7 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 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) | 6.5 | 7.2 | 8.3 | 9.4 | 9.7 | 11.0 | 11.1 | 10.8 | 9.2 | 9.0 | 7.3 | 6.7 |
| Precipitation (mm) | 102 | 99 | 56 | 110 | 48 | 81 | 108 | 224 | 128 | 18 | 72 | 165 |
| Sunny days | 18 | 13 | 19 | 13 | 13 | 10 | 6 | 11 | 15 | 22 | 20 | 18 |
| Rainy days | 13 | 15 | 12 | 17 | 18 | 20 | 25 | 20 | 15 | 9 | 10 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Roper is at