Rosemont, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Rosemont now
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Rosemont weather by the hour
Rosemont weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Rosemont.
This week in Rosemont
Sunrise, sunset and moon in Rosemont
What is the weather usually like in Rosemont?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 19°F average low
- 37.9 inprecipitation per year · 962 mm
- 38.4 insnowfall per year · 98 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Rosemont: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CHICAGO OHARE INTL AP, IL US (USW00094846), adjusted for the elevation of Rosemont.
Rosemont weather month by month
Sunrise and sunset in Rosemont through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:15 AM | 4:46 PM | 9 h 31 min |
| February | 6:45 AM | 5:25 PM | 10 h 40 min |
| March | 7:01 AM | 6:59 PM | 11 h 58 min |
| April | 6:08 AM | 7:33 PM | 13 h 24 min |
| May | 5:29 AM | 8:06 PM | 14 h 37 min |
| June | 5:13 AM | 8:30 PM | 15 h 16 min |
| July | 5:27 AM | 8:27 PM | 14 h 59 min |
| August | 5:58 AM | 7:53 PM | 13 h 55 min |
| September | 6:30 AM | 7:02 PM | 12 h 32 min |
| October | 7:02 AM | 6:11 PM | 11 h 8 min |
| November | 6:40 AM | 4:32 PM | 9 h 51 min |
| December | 7:10 AM | 4:22 PM | 9 h 11 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Rosemont?
Rosemont has a hot-summer humid continental climate. The warmest month is July, with an average high of 85°F (29°C), and the coldest is January, with average lows of 19°F (-7°C).
It gets about 37.9 inches (962 mm) of precipitation a year. The wettest month is May and the driest is February. Snow is common: about 38 inches fall in an average year.
The best time to visit Rosemont is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Rosemont
Weather in towns near Rosemont
Questions about the weather in Rosemont
What is the hottest month in Rosemont?
July, with an average high of 85°F (29°C).
What is the coldest month in Rosemont?
January, with an average low of 19°F (-7°C).
How much does it rain in Rosemont?
About 37.9 inches (962 mm) a year; the wettest month is May.
Does it snow in Rosemont?
Yes, about 38 inches of snow fall in an average year.
When is the best time to visit Rosemont?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Rosemont have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Rosemont in November?
Highs average 48°F and lows 34°F, with about 2.4 inches of precipitation.
What time is sunrise in Rosemont?
Around 6:40 AM in mid-November, and sunset around 4:32 PM. Today’s exact times are shown above.
Where does this Rosemont weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Rosemont.
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