Average annual temperature is 6.2 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -28.9 °C
Number of sunny days: 203 days
Number of rainy days: 114 days
Number of snow days: 48 days
Look at detailed online map of Ashtabula (historical)
* Weather data for Ashtabula (historical) 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) | 1.5 | 2.6 | -0.5 | 11.9 | 29.1 | 34.4 | 34.4 | 32.7 | 33.5 | 28.9 | 11.9 | 11.1 |
| Average daytime temperature (°C) | -6.8 | -4.6 | -5.4 | 4.3 | 22.5 | 27.2 | 26.0 | 26.5 | 23.3 | 12.4 | 5.1 | 2.0 |
| Average temperature (°C) | -10.0 | -10.2 | -9.3 | 0.1 | 16.0 | 21.8 | 20.2 | 20.9 | 17.8 | 8.0 | 0.4 | -1.9 |
| Average night temperature (°C) | -12.7 | -14.7 | -12.4 | -3.6 | 9.9 | 16.9 | 15.3 | 16.4 | 13.4 | 4.2 | -3.1 | -4.6 |
| Absolute minimum temperature (°C) | -26.9 | -28.9 | -19.0 | -11.6 | -0.2 | 10.9 | 10.1 | 11.8 | 7.3 | -7.9 | -11.7 | -12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.4 | 7.4 | 7.8 | 8.2 | 11.8 | 12.2 | 13.1 | 10.6 | 9.3 | 7.4 | 5.9 | 4.6 |
| Precipitation (mm) | 10 | 9 | 48 | 68 | 53 | 80 | 37 | 38 | 67 | 40 | 11 | 36 |
| Sunny days | 24 | 18 | 14 | 12 | 17 | 11 | 13 | 15 | 16 | 17 | 22 | 24 |
| Rainy days | 0 | 2 | 1 | 10 | 14 | 19 | 18 | 16 | 14 | 11 | 5 | 4 |
| Snow days | 7 | 8 | 16 | 8 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 |
The best time to visit Ashtabula (historical) during the most sunny months:
Months with the longest average daylight duration in Ashtabula (historical):
The largest precipitation sum in Ashtabula (historical) is at