Spring Arbor, MI climate
Spring Arbor has chilly, snowy winters and pleasant summers. A typical July afternoon reaches 82°, a January night drops to 17°, and about 40 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decade2° warmer than normal today. The forecast high is 69°, and a typical Sep 30 in Spring Arbor peaks around 67°.Live forecast: National Weather Service · Normal: NOAA 1991–2020
What a year in Spring Arbor feels like
Winter
Spring
Summer
Fall
Spring Arbor 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 | 31° | 17° | 2.2" | 15.2" | 13 | 19 | 14° – 34° |
| February | 34° | 18° | 1.9" | 6.9" | 9 | 13 | 11° – 36° |
| March | 45° | 26° | 2.2" | 5.2" | 9 | 6 | 26° – 49° |
| April | 58° | 36° | 3.3" | 1.0" | 12 | 1 | 40° – 53° |
| May | 70° | 47° | 3.9" | 0 | 12 | 0 | 50° – 65° |
| June | 79° | 56° | 3.8" | 0 | 11 | 0 | 63° – 72° |
| July | 82° | 60° | 3.4" | 0 | 10 | 0 | 67° – 77° |
| August | 80° | 59° | 3.7" | 0 | 10 | 0 | 64° – 75° |
| September | 74° | 51° | 3.1" | 0 | 10 | 0 | 56° – 66° |
| October | 61° | 40° | 3.2" | 0.1" | 11 | 0 | 47° – 57° |
| November | 47° | 31° | 2.6" | 1.5" | 11 | 2 | 32° – 47° |
| December | 36° | 23° | 2.1" | 10.5" | 12 | 11 | 16° – 39° |
| Year | 58° | 39° | 35.5" | 40.4" | 128 | 51 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Spring Arbor
Spring Arbor gets 35 inches of rain and melted snow a year. May is the wettest month and February the driest. Rain or snow falls on about 128 days a year. Snow covers the ground about 51 days of the year.
About 164 frost-free days a year
In half of years the last 32° night comes by May 1 and the first one by October 14. That leaves about 164 frost-free days for gardens, shorter than 67% of U.S. towns.
Heating and cooling a home in Spring Arbor
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Spring Arbor, 91% of that work is heating and 9% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Spring Arbor and its neighbors
Spring Arbor borders 4 towns with climate data. January nights across them vary by 0.5°. Hanover has the coldest January nights (16°) and Summit the hottest July afternoons (82°). Spring Arbor’s January low is 17° and its July high 82°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Spring Arbor compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Spring Arbor averaged 1.5° warmer than the 1900s. The biggest change is in December (+3.2°). The shift is larger than in 71% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Spring Arbor’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 11° to 36°. June is the most reliable, staying within 9°.
Common questions about Spring Arbor’s climate
What is the coldest month in Spring Arbor?
January, with a typical high of 31° and a low of 17°.
What is the hottest month in Spring Arbor?
July, with a typical high of 82° and a low of 60°. About 8 days a year reach 90°.
How much snow does Spring Arbor get?
About 40 inches in a normal winter, most of it in January.
When is the first frost in Spring Arbor?
In half of years the first 32° night comes by October 14, and the last spring frost by May 1.
What is the rainiest month in Spring Arbor?
May, with 3.9 inches of rain and melted snow. The year totals 35 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Spring Arbor itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Albion, MI (12 mi, snow) and Jackson Reynolds Fld, MI (6 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.