In Mattawan and, more broadly, across the state of Michigan:
Mostly cloudy skies will dominate the evening, with temperatures remaining mild to warm, ranging from 73 to 77 degrees Fahrenheit. There is a possibility of light rain, with an accumulation around 0.01 inches, and the highest chance of rain is about 61%. Winds will be moderate, blowing from the east at up to 11 mph, with occasional gusts reaching 19 mph. Expect a relatively calm night overall, but keep an umbrella handy in case of brief showers. Temperatures are expected to stay steady through the evening and into the early night hours.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
✓Air quality is favorable for outdoor activities.
❤
UV & HEALTH
UV, Sun & Health Outlook in Mattawan
Maximum daily UVToday, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low3–5 Moderate6–7 High8–10 Very high11+ Extreme
DayMaximum UVAir quality
TodayUV 6,6High🙂Fair
TomorrowUV 7,2High🙂Fair
SundayUV 7,1High🙂Fair
MondayUV 6,1High🙂Fair
TuesdayUV 6,3High😐Moderate
WednesdayUV 7,0High—Unavailable
ThursdayUV 5,0Moderate—Unavailable
🩺
Today's weather health advice
Open today's recommendations.
⌄
☀️
Strong UV exposure
Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.
🌬️
Acceptable air quality
Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.
💧
Stay hydrated
Drink water regularly, especially during physical activity or prolonged sun exposure.
🏃
Good conditions for outdoor activities
Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.
WIND OUTLOOK
Hourly Wind Forecast for Mattawan
Vertical axis: mph · Horizontal axis: hours
mph
Sustained windMax gusts
NIGHT SKY · MATTAWAN, MICHIGAN
Tonight's Stargazing & Shooting Stars
Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.
89/100Best-hour score
BEST TIME TONIGHT3:00 AM–4:00 AM
Astronomical darkness: 9:50 PM–5:35 AM
☁Cloud cover5%
Real hourly forecast for the best viewing hour.
☾Moonlight41%
Last Quarter · Moon about 24° above the horizon at the best viewing hour.
☄Meteor activityAurigids
Reference ZHR 6 · Radiant 27° high at the best hour.
✦Estimated visible meteors0–2/hour
Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min32%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
UPCOMING
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
Experimental local observing estimate. Weather values come from the hourly forecast already used on this page.
Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal
conditions and is not the number of meteors a person should expect to see locally.
DISCOVER WEATHER NEARBYWeather in other cities⌄
Explore current conditions and forecasts for other locations.
Forecast data for Mattawan were last refreshed today at 6:33 PM. The current forecast period extends through 06/09/2026 at 5:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.