Ionia

Thurston County, Michigan, United States

Current Weather

27°

Partly Cloudy

Feels Like: 30°

Min: 20°

Max: 27°

The next few hours will be mostly cloudy, with today reaching 27°C and dropping to 19°C. The coming days will be misty in the morning and possible drizzle starting in the evening.

Does this forecast seem accurate?

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Upgrade Now

Hourly Forecast

27° 27° 27° 27° 25° 23° 22° 21° 20° 20° 19° 19° 19° 19° 19° 20° 22° 25° 26° 27° 29° 29° 30° 31° 31° 32° 31° 30° 28° 27° 25° 24° 24° 23° 23° 23° 23° 23° 23° 23° 24° 25° 26° 27° 28° 29° 30° 30°
15%
10%
12%
28%
26%
13%
38%
35%
32%
40%
47%
55%
63%
70%
78%
53%
28%
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
Today
Tomorrow
Thursday

Daylight Hours

06:06

Sunrise

21:12

Sunset

15 hours 5 minutes of sunlight today

Daily Forecast

Today

20°
27°

Wednesday

19°
32°

Thursday

23°
31°

Friday

17°
24°

Saturday

15°
27°

Sunday

16°
22°

Monday

13°
21°

Air Quality Data Available

Upgrade to access real-time air quality data for Ionia.

Upgrade Now

UV Index

Wear sunscreen
4 Moderate
Low Extreme

Humidity

69% Comfortable
Low High
Powered by Airpult

Frequently asked questions about weather in Ionia

How warm does it get in Ionia?

The warmest month in Ionia is July, with average high temperatures of 28°C. The average temperature during this period is around 23°C.

How cold does it get in Ionia?

The coldest month in Ionia is February, with average low temperatures of -7°C. The average temperature during this period is around -3°C.

What is the wettest time of year in Ionia?

The wettest month in Ionia is October, with an average of 98mm of precipitation.

What is the driest time of year in Ionia?

The driest month in Ionia is November, with an average of 56mm of precipitation.

View full climate insights for Ionia →

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)

Confirm