Midwinter lows in Perrinton sink below those of 80% of U.S. towns
Peak summer warmth arrives in July, with afternoons near 83°. Only 66° separates winter nights from summer afternoons. Precipitation is light here, less than falls on 79% of U.S. towns. From May to September, highs of 69–83° make it easy to spend the day outdoors.
A year in Perrinton at a glance
Each month’s typical high and low, and what it brings.
What stands out about Perrinton’s climate
Compared with towns across the U.S., with Perrinton’s place in Michigan beside it.
What a year in Perrinton feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 164 frost-free days a year
In half of years the last 32° night comes by May 1 and the first by October 13. Frost and day counts come from NOAA’s station at Alma, MI, 14 miles from the town’s center, at about the same height.
The 2023 USDA map puts Perrinton’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 39 inches of snow a winter
Snow, measured at Alma, MI, is heaviest from January through February, about 10 inches a month. Precipitation (rain plus melted snow) adds up to 34 inches a year; May is the wettest month and February the driest. Rain or snow falls on about 131 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Perrinton
93% 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 Alma, MI.
Living with Perrinton’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
164 frost-free days in zone 6a. The last frost comes by May 1 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 13.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 0.4 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Perrinton from natural hazards, river flooding is the largest share (58%); heat waves, cold waves, winter storms and ice storms together are 12%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Perrinton and similar climates
TownRatings has no climate map of the towns around Perrinton yet.
Climates most like Perrinton’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 |
|---|---|---|---|---|
| Perrinton, MI | 16° | 83° | 34" | 39" |
| Big Flats, NY | 16° | 82° | 35" | 42" |
| Pleasant Prairie, WI | 16° | 82° | 35" | 36" |
| Beach Park, IL | 16° | 82° | 36" | 43" |
| Sayre, PA | 17° | 84° | 37" | 35" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Perrinton averaged 1.5° warmer than the 1900s. The biggest change is in December (+3.0°).
A bigger shift than in 59% 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 Perrinton compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Perrinton’s place among Michigan’s.
Perrinton weather by month
Highs, lows and precipitation from NOAA’s grid at Perrinton’s center; snow, wet days and snow on the ground from Alma, MI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 30° | 16° | 2.1" | 10.7" | 13 | 23 | 13° – 33° |
| February | 33° | 17° | 1.7" | 9.9" | 10 | 21 | 11° – 34° |
| March | 43° | 25° | 2.1" | 5.4" | 9 | 11 | 24° – 48° |
| April | 57° | 35° | 3.5" | 2.1" | 12 | 1 | 39° – 52° |
| May | 69° | 46° | 3.8" | 0.0" | 12 | 0 | 50° – 64° |
| June | 79° | 56° | 3.6" | 0.0" | 11 | 0 | 64° – 72° |
| July | 83° | 60° | 3.2" | 0.0" | 10 | 0 | 66° – 76° |
| August | 80° | 59° | 3.6" | 0.0" | 10 | 0 | 64° – 74° |
| September | 73° | 50° | 2.8" | 0.0" | 10 | 0 | 56° – 66° |
| October | 60° | 40° | 3.3" | 0.3" | 12 | 0 | 46° – 56° |
| November | 46° | 31° | 2.6" | 2.7" | 11 | 2 | 31° – 46° |
| December | 35° | 22° | 2.0" | 8.2" | 12 | 14 | 18° – 38° |
| Year | 57° | 38° | 34.1" | 39.3" | 131 | 72 |
How much a month can swing
A normal is an average. March swings the most: from 1991 to 2020 its average ranged from 24° to 48°. June is the most reliable, staying within 9°.
Where Perrinton’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 Perrinton’s center.
- Snow: Alma, MI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Alma, MI, 14 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 Perrinton’s climate
What is the weather like in Perrinton?
A typical July afternoon reaches 83°, a January night drops to 16°, and about 39 inches of snow falls in a normal winter. Colder January nights than 80% of U.S. towns; cooler July afternoons than 76% of U.S. towns.
How cold does it get in Perrinton in winter?
January nights average 16°. About 156 nights a year reach 32° or below and 9 reach 0° or below. In the coldest January of the last 30 years the month averaged 13°.
How much snow does Perrinton get?
About 39 inches in a normal winter at Alma, MI, heaviest from January through February, about 10 inches a month, with snow on the ground about 72 days a year.
How hot does it get in Perrinton?
July, with a typical high of 83° and a low of 60°. About 11 days a year reach 90° (Alma, MI).
When is the first and last frost in Perrinton?
In half of years the last spring frost (32°) comes by May 1 and the first fall frost by October 13, about 164 frost-free days, at Alma, MI.
What growing zone is Perrinton 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 Perrinton?
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 Perrinton getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 59% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Perrinton.
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.