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Weather & Climate
Ashtabula, Ohio, United States
Overview
Climate data and monthly weather averages for Ashtabula.
Key Metrics
Annual Avg
9.9°C
Summer Avg
21.3°C
Winter Avg
-1.4°C
Record High
32.5°C
Record Low
-20.9°C
Annual Precipitation
897.6 mm
Avg Humidity
79%
Summer Humidity
74%
Winter Humidity
86%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 13.4° | -2.6° | -20.1° | 55.8 | 87% | 44 | 56.1 |
| Feb | 13.8° | -2.8° | -20.9° | 51 | 86% | 64 | 58.4 |
| Mar | 21.3° | 0.8° | -17.3° | 65.4 | 83% | 101 | 55.4 |
| Apr | 21.4° | 6.8° | -6.4° | 72.3 | 79% | 135 | 46.4 |
| May | 28.2° | 13.2° | 0.2° | 88.4 | 78% | 165 | 45.8 |
| Jun | 30.6° | 19.1° | 6.1° | 89.1 | 77% | 177 | 38.4 |
| Jul | 32.5° | 22.5° | 11.4° | 93 | 74% | 183 | 32.8 |
| Aug | 32.3° | 22.3° | 13.7° | 74.4 | 72% | 162 | 32.4 |
| Sep | 30.6° | 19° | 7° | 89.7 | 74% | 126 | 42.3 |
| Oct | 27.4° | 12.6° | 1.8° | 86.8 | 77% | 83 | 49.8 |
| Nov | 21.4° | 6.5° | -6° | 66.3 | 80% | 54 | 53.5 |
| Dec | 15.8° | 1.2° | -12.4° | 65.4 | 84% | 35 | 50.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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