Spring Grove has cold, snowy winters and pleasant summers
A typical July afternoon reaches 81°, a January night drops to 8°, and about 45 inches of snow falls in a normal winter.
A year in Spring Grove at a glance
Each month’s typical high and low, and what it brings.
What stands out about Spring Grove’s climate
Read from where Spring Grove sits among Minnesota’s towns. The page puts what stands out first.
What a year in Spring Grove feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
45 inches of snow, 38 of rain and melt
June is the wettest month and February the driest. Rain or snow falls on about 112 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Living with Spring Grove’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
165 frost-free days. The last frost comes by Apr 29 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 10.
About 45" a winter over 15 days with an inch or more, most in February. Snow covers the ground about 82 days a year.
Months averaging under 55° run from October through April. Heating is 93% of the year’s heating-and-cooling load.
About 5 days a year reach 90°, and July afternoons average 81°.
The nicest months are May, June, July, August and September. 0.6 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →Warmer than it used to be
The last 30 years in Spring Grove averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.8°).
A smaller shift than in 62% of U.S. towns.
Change by month
About 165 frost-free days a year
In half of years the last 32° night comes by April 29 and the first by October 10.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Spring Grove and its neighbors
Spring Grove has the coldest January nights next door (8°) and Wilmington the hottest July afternoons (82°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
How Spring Grove compares
Against every U.S. town on TownTapestry, each counted once, with its place in Minnesota.
Spring Grove weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 24° | 8° | 1.1" | 10.4" | 7 | 23 | 6° – 29° |
| February | 29° | 12° | 1.1" | 10.6" | 6 | 24 | 7° – 32° |
| March | 42° | 23° | 1.9" | 7.4" | 8 | 12 | 24° – 48° |
| April | 56° | 35° | 4.1" | 3.2" | 11 | 2 | 35° – 52° |
| May | 68° | 46° | 4.9" | 0 | 13 | 0 | 52° – 64° |
| June | 77° | 57° | 5.9" | 0 | 13 | 0 | 64° – 71° |
| July | 81° | 61° | 4.4" | 0 | 10 | 0 | 65° – 77° |
| August | 79° | 59° | 4.4" | 0 | 10 | 0 | 64° – 75° |
| September | 72° | 51° | 3.9" | 0 | 10 | 0 | 54° – 67° |
| October | 59° | 38° | 2.9" | 0.3" | 10 | 0 | 43° – 54° |
| November | 42° | 26° | 2.0" | 2.8" | 7 | 3 | 26° – 46° |
| December | 29° | 15° | 1.4" | 10.1" | 7 | 18 | 8° – 32° |
| Year | 55° | 36° | 37.8" | 44.8" | 112 | 82 |
Heating and cooling a home in Spring Grove
93% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 7° to 32°. June is the most reliable, staying within 8°.
Common questions about Spring Grove’s climate
What is the coldest month in Spring Grove?
January, with a typical high of 24° and a low of 8°.
What is the hottest month in Spring Grove?
July, with a typical high of 81° and a low of 61°. About 5 days a year reach 90°.
How much snow does Spring Grove get?
About 45 inches in a normal winter, most of it in February.
When is the first frost in Spring Grove?
In half of years the first 32° night comes by October 10, and the last spring frost by April 29.
What is the rainiest month in Spring Grove?
June, with 5.9 inches of rain and melted snow. The year totals 38 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Spring Grove.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Spring Grove itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Caledonia, MN (8 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.