Photo: Ajay Suresh · CC BY 4.0Precipitation in Sterling Heights trails that of 80% of U.S. towns: 34 inches a year
Expect July afternoons of about 84°. Its January nights bite harder than in 68% of U.S. towns. The latest 30-year average runs 1.7° warmer than 1901–2000’s, with December up the most. Comfortable outdoor weather lasts from May to September, with highs of 70–84°.
A year in Sterling Heights at a glance
Each month’s typical high and low, and what it brings.
What stands out about Sterling Heights’ climate
Compared with towns across the U.S., with Sterling Heights’ place in Michigan beside it.
What a year in Sterling Heights feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 190 frost-free days a year
In half of years the last 32° night comes by April 21 and the first by October 31. Frost and day counts come from NOAA’s station at Detroit City Airport, 12 miles from the city’s center point, at about the same height.
The 2023 USDA map puts Sterling Heights’ center in zone 6b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −4°. 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 32 inches of snow a winter
Snow, measured at Mt Clemens Ang Base, MI, falls mostly in January. 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 134 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Sterling Heights
88% 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 Detroit City Airport.
Living with Sterling Heights’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
190 frost-free days in zone 6b. The last frost comes by Apr 21 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 31.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September. 15 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Sterling Heights from natural hazards, river flooding is the largest share (51%); heat waves, cold waves, winter storms and ice storms together are 20%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Sterling Heights and its neighbors
Every town next door is within a degree of Sterling Heights in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Sterling Heights’, 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 |
|---|---|---|---|---|
| Sterling Heights, MI | 18° | 84° | 34" | 32" |
| North Dansville, NY | 17° | 82° | 33" | 36" |
| Sayre, PA | 17° | 84° | 37" | 35" |
| Skokie, IL | 18° | 83° | 38" | 34" |
| Pleasant Prairie, WI | 16° | 82° | 35" | 36" |
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 Sterling Heights averaged 1.7° warmer than the 1900s. The biggest change is in December (+3.0°).
A bigger shift than in 73% 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. In a city of 134,000 people, part of the change is the city itself: pavement and buildings hold heat (the urban heat island).
How Sterling Heights compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Sterling Heights’ place among Michigan’s.
Sterling Heights weather by month
Highs, lows and precipitation from NOAA’s grid at Sterling Heights’ center; snow, wet days and snow on the ground from Mt Clemens Ang Base, MI. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 32° | 18° | 2.2" | 10.6" | 14 | 18 | 16° – 35° |
| February | 35° | 20° | 1.9" | 8.5" | 10 | 12 | 13° – 36° |
| March | 45° | 27° | 2.3" | 5.2" | 12 | 5 | 27° – 49° |
| April | 58° | 37° | 3.1" | 0.7" | 13 | 0 | 41° – 53° |
| May | 70° | 48° | 3.7" | 0.0" | 12 | 0 | 52° – 65° |
| June | 79° | 58° | 3.2" | 0.0" | 10 | 0 | 64° – 73° |
| July | 84° | 63° | 3.4" | 0.0" | 10 | 0 | 68° – 78° |
| August | 81° | 62° | 3.3" | 0.0" | 10 | 0 | 66° – 76° |
| September | 74° | 54° | 3.2" | 0.0" | 10 | 0 | 58° – 69° |
| October | 62° | 43° | 2.7" | 0.0" | 11 | 0 | 49° – 59° |
| November | 48° | 33° | 2.5" | 1.3" | 11 | 1 | 34° – 47° |
| December | 37° | 25° | 2.1" | 5.9" | 12 | 7 | 20° – 40° |
| Year | 59° | 41° | 33.6" | 32.2" | 134 | 43 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 13° to 36°. August is the most reliable, staying within 10°.
Where Sterling Heights’ 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 Sterling Heights’ center.
- Snow: Mt Clemens Ang Base, MI.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Detroit City Airport, 12 miles from the city’s center point, 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 Sterling Heights’ climate
What is the weather like in Sterling Heights?
A typical July afternoon reaches 84°, a January night drops to 18°, and about 32 inches of snow falls in a normal winter. Colder January nights than 68% of U.S. towns; cooler July afternoons than 64% of U.S. towns.
How cold does it get in Sterling Heights in winter?
January nights average 18°. About 113 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 16°.
How much snow does Sterling Heights get?
About 32 inches in a normal winter at Mt Clemens Ang Base, MI, most of it in January, with snow on the ground about 43 days a year.
How hot does it get in Sterling Heights?
July, with a typical high of 84° and a low of 63°. About 13 days a year reach 90° (Detroit City Airport).
When is the first and last frost in Sterling Heights?
In half of years the last spring frost (32°) comes by April 21 and the first fall frost by October 31, about 190 frost-free days, at Detroit City Airport.
What growing zone is Sterling Heights in?
Zone 6b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −4°.
What is the best time of year to visit Sterling Heights?
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 Sterling Heights getting warmer?
Yes: 1991–2020 averaged 1.7° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 73% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Sterling Heights.
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.