Muskegon, Michigan Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Muskegon weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast19%—79°70°—
- SundayJul 5Overcast30%—84°69°+5°
- MondayJul 6Overcast——84°59°0°
- TuesdayJul 7Overcast——80°59°-4°
- WednesdayJul 8Light Showers16%—79°66°-1°
- ThursdayJul 9Light Drizzle25%—82°63°+3°
- FridayJul 10Overcast25%—83°58°+1°
AQI 74 (Moderate), driven by Ozone. AQI down 31 over the last 6 hours — air quality is improving sharply. Ozone at AQI 50 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.
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 50 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.
- Present
- AQI 50
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 22
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:45 PM
- Moonset
- 10:47 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Muskegon at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: May 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 49440, 49441, 49442, 49443, 49444, 49445
15-Day Forecast — Muskegon
- Sat79°68°19%
- Sun84°69°30%
- Mon84°59°5%
- Tue80°59°2%
- Wed79°66°16%
- Thu82°63°25%
- Fri83°58°25%
- Sat77°62°12%
- Sun74°65°13%
- Mon77°64°13%
- Tue72°60°13%
- Wed79°59°16%
- Thu78°64°35%
- Fri77°67°42%
- Sat82°59°12%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Muskegon
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Muskegon
SPC includes Muskegon in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Muskegon peaks at about 72°F in July and bottoms near 27°F in January; October brings the heaviest rain (3.8 inches) and February the least (2.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 27° | 2.4″ | 7 |
| February | 28° | 2.1″ | 5 |
| March | 36° | 2.4″ | 6 |
| April | 47° | 3.5″ | 7 |
| May | 58° | 3.4″ | 7 |
| June | 67° | 3.0″ | 6 |
| July | 72° | 2.8″ | 5 |
| August | 71° | 3.1″ | 6 |
| September | 64° | 3.3″ | 6 |
| October | 52° | 3.8″ | 8 |
| November | 41° | 2.9″ | 7 |
| December | 32° | 2.4″ | 7 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Muskegon's January averages 27°F and July 72°F — 45°F apart — while precipitation totals roughly 35.1 inches over some 76 days.
Rainfall in Muskegon stays even across the calendar: October tops out at 3.8 inches over 7.8 rainy days, and February still logs 2.1 inches across 5.3 — a narrow range for Muskegon. That even rhythm groups Muskegon with places like North Muskegon, MI, Muskegon Heights, MI and Roosevelt Park, MI.
The cool-season window in Muskegon starts at late-May, when nights stop freezing — think kale, peas, spinach, and parsnips. In Muskegon, warm-season transplants — tomatoes, peppers, basil — wait two weeks past Muskegon's frost date. It shuts near early-October, when freezes return to Muskegon and tender plants need cover. In Muskegon, low spots run 4-7°F colder than nearby slopes, nudging Muskegon's frost dates a week.
Similar climates: North Muskegon, MI, Muskegon Heights, MI, Roosevelt Park, MI, Norton Shores, MI, Wolf Lake, MI.
Naturalist notes
American robins typically begin their dawn chorus in late April as daylight hours stretch longer.
Sugar maple buds break in early May when soil temperatures warm sufficiently for root activity.
Frequently asked
- When does it freeze in Muskegon?
- In Muskegon, expect the last spring frost near mid-May; Muskegon's first autumn frost comes around mid-October.
- What is the rainy season in Muskegon?
- Muskegon sees its heaviest rain in October (around 3.8 inches), part of roughly 35 inches a year.
- What is the warmest month in Muskegon?
- Muskegon peaks in July, when the mean runs near 72°F.
- What is the coldest month in Muskegon?
- January is Muskegon's coldest month, averaging about 27°F.
- When can I start a vegetable garden in Muskegon?
- In Muskegon, sow peas and hardy greens around mid-May; Muskegon's tomatoes and peppers wait two weeks more.
- How many rainy days does Muskegon get?
- Expect roughly 76 wet days a year in Muskegon.
- What hardiness zone is Muskegon?
- Because Muskegon bottoms near 27°F in January, that winter low sets Muskegon's USDA zone — verify by ZIP.
- What is the 10-day forecast for Muskegon?
- Muskegon'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 Muskegon?
- See this week's day-by-day rain chances for Muskegon in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Muskegon?
- Current conditions for Muskegon and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Muskegon forecast updated?
- The Muskegon forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Muskegon?
- Today's sunrise and sunset times for Muskegon 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 Muskegon?
- The next few days in Muskegon's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Muskegon, Michigan swings from 27°F in the heart of winter to 72°F at midsummer — a 45°F arc.
Rain and snow bring Muskegon roughly 35 inches a year across approximately 76 measurable-precipitation days.
Muskegon's 45°F range, set by its 43.2°N position, drives frost timing and what thrives in Muskegon.
ZIP codes in Muskegon
- 49442
- 49443
- 49440
- 49441