Warren, Michigan Weather
Day 93 of summer. Read today’s microseason across nine climate regions →
Warren weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 12:40 AM EDT · Open-Meteo
- TodaySep 21Overcast——64°51°—
- TuesdaySep 22Overcast——67°46°+3°
- WednesdaySep 23Light Drizzle17%0.04″61°57°-6°
- ThursdaySep 24Overcast——69°59°+8°
- FridaySep 25Clear——71°52°+2°
- SaturdaySep 26Overcast——73°52°+2°
- SundaySep 27Overcast——74°54°+1°
Air quality now AQI 55 · Moderate
AQI 55 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 6.8 µg/m³, PM10 at 6.9 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 30. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 30
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 6.8 µg/m³, PM10 at 6.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.99
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
September dries up ditches or breaks down bridges.
- Moonrise
- 5:12 PM
- Moonset
- 1:43 AM
- In sign
- ♑︎ Capricorn
Warren at a glance
- Today vs. normal: Today averages 58°F (high 64°F, low 51°F), 6°F below the 64°F normal for Sep 21
- Last frost: April 21 (1991–2020 median, NOAA station 10 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Warren
- Mon64°51°1%
- Tue67°46°4%
- Wed61°57°17%
- Thu69°59°5%
- Fri71°52°1%
- Sat73°52°0%
- Sun74°54°1%
- Mon73°56°4%
- Tue75°56°16%
- Wed82°59°19%
- Thu75°63°12%
- Fri72°56°23%
- Sat90°68°26%
- Sun76°52°23%
- Mon60°47°14%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Warren
Interactive wind and temperature map centered on Warren — it loads in your browser. Open the full weather map.
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically October 31) is approaching. Pick what frost-tender plants still carry before the next cold front. This city's planting calendar for September: plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Warren
Warren sits in Macomb County, where the year’s longest day runs 15h 18m of daylight and its shortest just 9h 3m — a swing of +6h 15m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Detroit, the state’s largest city, lies about 9 miles to the SSW. The nearest town Warren tracks is Sterling Heights, roughly 6 miles to the N.
Air quality in Warren
Air quality in Warren’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 36). See the full air-quality history for Warren.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| July | tomatoes, peppers, beans, squash | lettuce, peas, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
Warren's warmest month is July (~75°F mean) and its coldest is January (~24°F). Rainfall peaks in April (3.4 inches) and bottoms out in January (1.9 inches).
| Month | Mean temp | Precip |
|---|---|---|
| January | 24° | 1.9″ |
| February | 25° | 2.0″ |
| March | 35° | 2.7″ |
| April | 48° | 3.4″ |
| May | 58° | 3.2″ |
| June | 69° | 3.3″ |
| July | 75° | 3.2″ |
| August | 74° | 3.0″ |
| September | 67° | 2.8″ |
| October | 55° | 2.5″ |
| November | 40° | 2.7″ |
| December | 29° | 2.5″ |
Regional context
Similar climates Center Line, MI, Madison Heights, MI, Hazel Park, MI
Drawing on modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo), Warren's January averages 24°F and July 75°F — 52°F apart — while precipitation totals roughly 33.1 inches.
No season owns Warren's rain: April reaches 3.4 inches and January keeps 1.9 inches, an even spread through Warren's year. It is a balanced pattern Warren shares with places like Center Line, MI, Madison Heights, MI and Hazel Park, MI.
The cool-season window in Warren starts at April 21, when nights stop freezing — think kale, peas, spinach, and parsnips. Hold Warren's tender crops — tomatoes, peppers, basil — until 10-14 days past Warren's last frost. It shuts near October 31, when freezes return to Warren and tender plants need cover. Sheltered Warren yards can escape a light frost.
Similar climates: Center Line, MI, Madison Heights, MI, Hazel Park, MI, Eastpointe, MI, Roseville, MI.
Frequently asked
- When does it freeze in Warren?
- Warren's last spring frost lands near April 21, and in Warren the first fall frost follows around October 31.
- What is the rainy season in Warren?
- Rainfall in Warren peaks in April near 3.4 inches, out of about 33 inches annually.
- What is the warmest month in Warren?
- On average July tops the year in Warren at about 75°F.
- What is the coldest month in Warren?
- The coldest stretch in Warren falls in January, around 24°F on average.
- When can I start a vegetable garden in Warren?
- Hardy spring crops go in near April 21 in Warren; tender peppers and squash wait 10–14 days.
- What hardiness zone is Warren?
- Since January in Warren averages 24°F, Warren's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Warren?
- Warren's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Warren?
- See this week's day-by-day rain chances for Warren in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Warren?
- Current conditions for Warren and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Warren forecast updated?
- The Warren forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Warren?
- Today's sunrise and sunset times for Warren are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Warren?
- The next few days in Warren's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Warren sits at 42.5°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Warren
- 48088
- 48089
- 48091
- 48092
- 48093
- 48397