Round Lake Park, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Round Lake Park now
Loading the National Weather Service forecast…
Round Lake Park weather by the hour
Round Lake Park weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Round Lake Park.
This week in Round Lake Park
Sunrise, sunset and moon in Round Lake Park
What is the weather usually like in Round Lake Park?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Januarycoldest month · 13°F average low
- 38.4 inprecipitation per year · 977 mm
- 43.1 insnowfall per year · 109 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Round Lake Park: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station MUNDELEIN 4 WSW, IL US (USC00115961), adjusted for the elevation of Round Lake Park.
Round Lake Park weather month by month
Sunrise and sunset in Round Lake Park through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:17 AM | 4:46 PM | 9 h 29 min |
| February | 6:46 AM | 5:26 PM | 10 h 39 min |
| March | 7:02 AM | 7:00 PM | 11 h 57 min |
| April | 6:09 AM | 7:35 PM | 13 h 25 min |
| May | 5:28 AM | 8:08 PM | 14 h 39 min |
| June | 5:13 AM | 8:32 PM | 15 h 19 min |
| July | 5:27 AM | 8:29 PM | 15 h 1 min |
| August | 5:58 AM | 7:55 PM | 13 h 56 min |
| September | 6:31 AM | 7:03 PM | 12 h 32 min |
| October | 7:04 AM | 6:11 PM | 11 h 7 min |
| November | 6:41 AM | 4:32 PM | 9 h 50 min |
| December | 7:12 AM | 4:22 PM | 9 h 9 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Round Lake Park?
Round Lake Park has a hot-summer humid continental climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is January, with average lows of 13°F (-10°C).
It gets about 38.4 inches (977 mm) of precipitation a year. The wettest month is May and the driest is January. Snow is common: about 43 inches fall in an average year.
The best time to visit Round Lake Park 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 Round Lake Park
Weather in towns near Round Lake Park
Questions about the weather in Round Lake Park
What is the hottest month in Round Lake Park?
July, with an average high of 82°F (28°C).
What is the coldest month in Round Lake Park?
January, with an average low of 13°F (-10°C).
How much does it rain in Round Lake Park?
About 38.4 inches (977 mm) a year; the wettest month is May.
Does it snow in Round Lake Park?
Yes, about 43 inches of snow fall in an average year.
When is the best time to visit Round Lake Park?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Round Lake Park have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Round Lake Park in November?
Highs average 47°F and lows 30°F, with about 2.5 inches of precipitation.
What time is sunrise in Round Lake Park?
Around 6:41 AM in mid-November, and sunset around 4:32 PM. Today’s exact times are shown above.
Where does this Round Lake Park weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Round Lake Park.
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