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.
Mundelein Weather in September
September in Mundelein sees daytime temperatures around 23°C (73°F) and lows of 12°C (54°F) at night. With around 91 mm (3.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Mundelein in September
Historically, the month has about 9 days of rain, averaging 91 mm (3.6 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Mundelein in September
Mundelein in September is worth a visit. The temperature is excellent, with 23°C (73°F) during the day and 12°C (54°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Mundelein in September
Expect sunny days throughout the month, with an estimated 226 hours of sunshine. This makes it a pleasant time to visit Mundelein.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Mundelein.
Mundelein Temperature in September
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
30%
Precipitation
91 mm (3.6 in)
Rainy days
9 days
Humidity
71% *
Sunshine
226 hours *
Percentage Sunshine
60% *
* Data from: Chicago, the United States of America (32 KM, 20 Miles).
Mundelein Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Mundelein - 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 Mundelein in September
For Mundelein 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Mundelein in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Mundelein 3-Day Forecast
More climate data for Mundelein
Temperature Rainfall Sunshine Humidity
See the full Mundelein 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.
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Yosemite National Park is definitely worth a visit
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