Tomah, WI Weather & Climate Normals
What a normal year in Tomah actually looks like
On the 30-year record NOAA keeps for Tomah, WI, the comfort score comes out to 41/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Tomah's weather actually swings
Average temperatures in Tomah run from 15°F in Jan up to 70°F in Jul, a 54.8°F seasonal swing, one of the widest gaps in this dataset.
Tomah, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 24°F | 5°F | 1.14in | 11.3in |
| Feb | 29°F | 8°F | 1.03in | 10.3in |
| Mar | 41°F | 20°F | 1.89in | 7.4in |
| Apr | 55°F | 32°F | 3.55in | 3.5in |
| May | 68°F | 44°F | 4.28in | 0in |
| Jun | 77°F | 54°F | 5.24in | 0in |
| Jul | 81°F | 58°F | 4.22in | 0in |
| Aug | 79°F | 56°F | 4.34in | 0in |
| Sep | 71°F | 47°F | 3.35in | 0in |
| Oct | 58°F | 36°F | 2.78in | 0.5in |
| Nov | 43°F | 25°F | 1.91in | 2.9in |
| Dec | 30°F | 13°F | 1.51in | 12in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Tomah's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Tomah actually gets
Over a typical year, Tomah sees about 35.24in of precipitation a year across roughly 112 days with measurable rain or snow, with 47.9in of snow a year.
Tomah against the rest of the country
Out of 4876 cities scored here, Tomah comes in at 4436; within WI alone it ranks 137 of 157. Population is about 9,574.
Checking the actual forecast
These figures come from Mather 3 Nw, WI US, the NOAA station 15.0 miles from Tomah, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is