Hartford, WI Weather & Climate Normals
Hartford's real weather, in one number
Hartford, WI scores 43/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Hartford's hottest and coldest months
Hartford's hottest month is Jul, averaging 69°F; its coldest is Jan, averaging 17°F, a 52°F swing across the year, one of the widest gaps in this dataset.
Hartford's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 26°F | 9°F | 1.52in | 10in |
| Feb | 30°F | 11°F | 1.26in | 9.1in |
| Mar | 41°F | 22°F | 1.78in | 4in |
| Apr | 54°F | 33°F | 3.43in | 1.4in |
| May | 67°F | 44°F | 3.82in | 0.3in |
| Jun | 77°F | 54°F | 4.77in | 0in |
| Jul | 80°F | 58°F | 3.89in | 0in |
| Aug | 79°F | 56°F | 3.74in | 0in |
| Sep | 72°F | 48°F | 3.23in | 0in |
| Oct | 59°F | 37°F | 2.91in | 0.3in |
| Nov | 44°F | 26°F | 2.06in | 1.1in |
| Dec | 31°F | 15°F | 1.68in | 10.1in |
May, Jun, Jul, Aug, and Sep are the best time to see Hartford at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Hartford
Hartford averages 34.09in of precipitation a year across roughly 115 days with measurable rain or snow, and 36.3in of snow a year.
Where Hartford ranks
Hartford ranks 4027 of 4876 US cities in this dataset for comfort score, and 78 of 157 within WI. About 15,984 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Hartford Wwtp, WI US, 1.8 miles from Hartford, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station