Weather in Hartford, Connecticut, United States
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -5°C | 3°C | 94.4 mm | 57% | 39.7 km/h |
| February | -5°C | 5°C | 71.6 mm | 57% | 41.8 km/h |
| March | 0°C | 11°C | 114.9 mm | 57% | 46.4 km/h |
| April | 5°C | 16°C | 99.3 mm | 61% | 44.0 km/h |
| May | 10°C | 21°C | 116.2 mm | 61% | 36.9 km/h |
| June | 15°C | 26°C | 80.5 mm | 62% | 35.5 km/h |
| July | 19°C | 29°C | 143.9 mm | 59% | 34.4 km/h |
| August | 17°C | 28°C | 98.5 mm | 56% | 32.6 km/h |
| September | 14°C | 24°C | 148.1 mm | 56% | 31.6 km/h |
| October | 8°C | 18°C | 98.7 mm | 48% | 34.9 km/h |
| November | 1°C | 11°C | 56.8 mm | 44% | 39.9 km/h |
| December | -2°C | 6°C | 116.0 mm | 57% | 38.1 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.0% | |
| March | 1.4% | |
| April | 7.7% | |
| May | 26.4% | |
| June | 28.3% | |
| July | 25.5% | |
| August | 34.0% | |
| September | 36.1% | |
| October | 22.4% | |
| November | 5.1% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 174,432
- Elevation
- 110 m
- Coordinates
- 41.76°N, 72.70°W
- Urban area
- 60 km²
Weather averages use 1 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculated