Mio has cold, snowy winters and pleasant summers
A typical July afternoon reaches 81°, a January night drops to 11°, and about 57 inches of snow falls in a normal winter.
A year in Mio at a glance
Each month’s typical high and low, and what it brings.
What stands out about Mio’s climate
Read from where Mio sits among Michigan’s towns. The page puts what stands out first.
57 inches of snow, 30 of rain and melt
June is the wettest month and February the driest. Rain or snow falls on about 155 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 133 frost-free days a year
In half of years the last 32° night comes by May 20 and the first by October 1.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Living with Mio’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
133 frost-free days. The last frost comes by May 20 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 1.
About 57" a winter over 20 days with an inch or more, most in January. Snow covers the ground about 112 days a year.
Months averaging under 55° run from October through May. Heating is 95% of the year’s heating-and-cooling load.
About 9 days a year reach 90°, and July afternoons average 81°.
The nicest months are May, June, July, August and September. 11 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 →What a year in Mio feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Mio and its neighbors
Comins has the coldest January nights next door (10°) and Comins the hottest July afternoons (80°). 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.
Warmer than it used to be
The last 30 years in Mio averaged 1.8° warmer than the 1900s. The biggest change is in February (+3.4°).
A bigger shift than in 85% of U.S. towns.
Change by month
How Mio compares
Against every U.S. town on TownTapestry, each counted once, with its place in Michigan.
Mio 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 | 27° | 11° | 1.7" | 14.4" | 15 | 29 | 7° – 29° |
| February | 30° | 11° | 1.4" | 12.7" | 12 | 28 | 6° – 30° |
| March | 40° | 19° | 1.6" | 7.7" | 10 | 23 | 20° – 43° |
| April | 53° | 30° | 2.9" | 3.8" | 13 | 6 | 33° – 48° |
| May | 67° | 41° | 3.0" | 0.2" | 12 | 0 | 46° – 60° |
| June | 77° | 51° | 3.3" | 0 | 12 | 0 | 60° – 69° |
| July | 81° | 55° | 3.2" | 0 | 11 | 0 | 61° – 72° |
| August | 79° | 54° | 3.2" | 0 | 12 | 0 | 61° – 70° |
| September | 71° | 46° | 2.9" | 0 | 13 | 0 | 52° – 63° |
| October | 57° | 37° | 3.1" | 0.2" | 17 | 0 | 43° – 53° |
| November | 43° | 28° | 2.1" | 3.6" | 14 | 6 | 28° – 43° |
| December | 32° | 19° | 1.9" | 14.4" | 15 | 20 | 16° – 35° |
| Year | 55° | 33° | 30.2" | 57.0" | 155 | 112 |
Heating and cooling a home in Mio
95% 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 6° to 30°. August is the most reliable, staying within 9°.
Common questions about Mio’s climate
What is the coldest month in Mio?
January, with a typical high of 27° and a low of 11°.
What is the hottest month in Mio?
July, with a typical high of 81° and a low of 55°. About 9 days a year reach 90°.
How much snow does Mio get?
About 57 inches in a normal winter, most of it in January.
When is the first frost in Mio?
In half of years the first 32° night comes by October 1, and the last spring frost by May 20.
What is the rainiest month in Mio?
June, with 3.3 inches of rain and melted snow. The year totals 30 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Mio.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Mio itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Mio WWTP, MI (2 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.