Delafield, WI Weather & Climate Normals
Delafield's real weather, in one number
Delafield, 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.
Delafield's hottest and coldest months
Delafield's hottest month is Jul, averaging 72°F; its coldest is Jan, averaging 20°F, a 52.2°F swing across the year, one of the widest gaps in this dataset.
Delafield's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 28°F | 11°F | 1.65in | 11.1in |
| Feb | 32°F | 14°F | 1.61in | 9.8in |
| Mar | 44°F | 25°F | 2.1in | 4.8in |
| Apr | 56°F | 36°F | 3.86in | 2in |
| May | 69°F | 47°F | 4.14in | 0.2in |
| Jun | 78°F | 57°F | 4.86in | 0in |
| Jul | 82°F | 61°F | 4.12in | 0in |
| Aug | 81°F | 60°F | 4.17in | 0in |
| Sep | 74°F | 52°F | 3.39in | 0in |
| Oct | 61°F | 40°F | 2.83in | 0.1in |
| Nov | 46°F | 29°F | 2.21in | 1.4in |
| Dec | 34°F | 18°F | 1.87in | 10.2in |
May, Jun, Jul, Aug, and Sep are the best time to see Delafield at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Delafield
Delafield averages 36.81in of precipitation a year across roughly 129 days with measurable rain or snow, and 39.6in of snow a year.
Where Delafield ranks
Delafield ranks 4104 of 4876 US cities in this dataset for comfort score, and 90 of 157 within WI. About 7,275 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Oconomowoc Wwtp, WI US, 6.2 miles from Delafield, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure