St. Peter, MN Weather & Climate Normals
What a normal year in St. Peter actually looks like
On the 30-year record NOAA keeps for St. Peter, MN, 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 St. Peter's weather actually swings
Average temperatures in St. Peter run from 13°F in Jan up to 72°F in Jul, a 59.1°F seasonal swing, one of the widest gaps in this dataset.
St. Peter, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 22°F | 3°F | 0.96in | 8.8in |
| Feb | 27°F | 7°F | 0.96in | 8.2in |
| Mar | 40°F | 21°F | 1.79in | 4.2in |
| Apr | 55°F | 33°F | 3.06in | 2.7in |
| May | 68°F | 46°F | 4.04in | 0in |
| Jun | 78°F | 57°F | 5.13in | 0in |
| Jul | 82°F | 61°F | 4.41in | 0in |
| Aug | 79°F | 59°F | 3.56in | 0in |
| Sep | 72°F | 49°F | 3.16in | 0in |
| Oct | 58°F | 35°F | 2.5in | 0.2in |
| Nov | 42°F | 23°F | 1.68in | 3.2in |
| Dec | 28°F | 11°F | 1.17in | 10.6in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are St. Peter's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet St. Peter actually gets
Over a typical year, St. Peter sees about 32.42in of precipitation a year across roughly 85 days with measurable rain or snow, with 37.9in of snow a year.
St. Peter against the rest of the country
Out of 4876 cities scored here, St. Peter comes in at 4410; within MN alone it ranks 65 of 155. Population is about 12,456.
Checking the actual forecast
These figures come from St Peter, MN US, the NOAA station 0.5 miles from St. Peter, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated