Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Ionia Weather in September
Ionia in September averages 23°C (73°F) during the day and 11°C (52°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Ionia in September
You can typically expect 9 days of rain this month, averaging around 76 mm (3 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Ionia in September
September tends to be one of the excellent months in Ionia, with 23°C (73°F) in the afternoon and 11°C (52°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Ionia in September
Expect sunny days throughout the month, with an estimated 209 hours of sunshine. This makes it a pleasant time to visit Ionia.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Ionia Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
23°C (73°F)
Chance of Rain
30%
Precipitation
76 mm (3 in)
Rainy days
9 days
Humidity
76% *
Sunshine
209 hours *
Percentage Sunshine
55% *
* Data from: Grand Rapids, the United States of America (48 KM, 30 Miles).
Ionia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ionia - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Ionia in September
For Ionia in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Ionia in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Ionia 3-Day Forecast
More climate data for Ionia
Temperature Rainfall Sunshine Humidity
See the full Ionia climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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