Detroit-Bay City Railroad Company Columbiaville Depot · Photo: Paul R. Burley · CC BY-SA 4.0Marathon Township’s winters are colder and snowier than most of the U.S.
A typical July afternoon reaches 82°, a January night drops to 16°, and about 49 inches of snow falls in a normal winter.
A year in Marathon Township at a glance
Each month’s typical high and low, and what it brings.
What stands out about Marathon Township’s climate
Compared with towns across the U.S., with Marathon Township’s place in Michigan beside it.
What a year in Marathon Township feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 160 frost-free days a year
In half of years the last 32° night comes by May 4 and the first by October 14. Frost and day counts come from NOAA’s station at Lapeer Wwtp, MI, 10 miles from the town’s center, at about the same height.
The 2023 USDA map puts Marathon Township’s center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −9°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 49 inches of snow a winter
Snow, measured at Millington 3 Se, MI, falls mostly in January. Precipitation (rain plus melted snow) adds up to 33 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 113 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Marathon Township
92% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Lapeer Wwtp, MI.
Living with Marathon Township’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
160 frost-free days in zone 6a. The last frost comes by May 4 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 14.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 4.9 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Marathon Township from natural hazards, river flooding is the largest share (51%); heat waves, cold waves, winter storms and ice storms together are 22%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Marathon Township and its neighbors
Every town next door is within a degree of Marathon Township in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Marathon Township’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Marathon Township, MI | 16° | 82° | 33" | 49" |
| Bath, NY | 15° | 82° | 35" | 48" |
| Franklin, WI | 14° | 82° | 35" | 49" |
| Beach Park, IL | 16° | 82° | 36" | 43" |
| Chesterton, IN | 17° | 83° | 38" | 40" |
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 Marathon Township averaged 1.7° warmer than the 1900s. The biggest change is in February (+3.0°).
A bigger shift than in 74% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Marathon Township compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Marathon Township’s place among Michigan’s.
Marathon Township weather by month
Highs, lows and precipitation from NOAA’s grid at Marathon Township’s center; snow, wet days and snow on the ground from Millington 3 Se, MI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 30° | 16° | 2.1" | 13.7" | 12 | 21 | 13° – 33° |
| February | 33° | 17° | 1.8" | 10.5" | 10 | 19 | 9° – 34° |
| March | 43° | 25° | 1.9" | 6.4" | 8 | 8 | 24° – 48° |
| April | 57° | 35° | 3.3" | 2.1" | 10 | 1 | 39° – 51° |
| May | 69° | 46° | 3.6" | 0.0" | 10 | 0 | 49° – 63° |
| June | 79° | 56° | 3.3" | 0.0" | 9 | 0 | 63° – 71° |
| July | 82° | 60° | 3.4" | 0.0" | 8 | 0 | 66° – 76° |
| August | 80° | 59° | 3.3" | 0.0" | 8 | 0 | 64° – 74° |
| September | 73° | 51° | 3.0" | 0.0" | 7 | 0 | 56° – 67° |
| October | 60° | 41° | 3.0" | 0.2" | 9 | 0 | 46° – 57° |
| November | 46° | 31° | 2.5" | 3.4" | 10 | 2 | 32° – 46° |
| December | 35° | 22° | 2.1" | 12.2" | 11 | 13 | 16° – 39° |
| Year | 57° | 38° | 33.2" | 48.5" | 113 | 63 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 9° to 34°. June is the most reliable, staying within 8°.
Where Marathon Township’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Marathon Township’s center.
- Snow: Millington 3 Se, MI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Lapeer Wwtp, MI, 10 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Marathon Township’s climate
What is the weather like in Marathon Township?
A typical July afternoon reaches 82°, a January night drops to 16°, and about 49 inches of snow falls in a normal winter. Colder January nights than 82% of U.S. towns; cooler July afternoons than 80% of U.S. towns.
How cold does it get in Marathon Township in winter?
January nights average 16°. About 148 nights a year reach 32° or below and 10 reach 0° or below. In the coldest January of the last 30 years the month averaged 13°.
How much snow does Marathon Township get?
About 49 inches in a normal winter at Millington 3 Se, MI, most of it in January, with snow on the ground about 63 days a year.
How hot does it get in Marathon Township?
July, with a typical high of 82° and a low of 60°. About 9 days a year reach 90° (Lapeer Wwtp, MI).
When is the first and last frost in Marathon Township?
In half of years the last spring frost (32°) comes by May 4 and the first fall frost by October 14, about 160 frost-free days, at Lapeer Wwtp, MI.
What growing zone is Marathon Township in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −9°.
What is the best time of year to visit Marathon Township?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Marathon Township getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 74% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Marathon Township.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.