Rockdale, IL weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Rockdale now
Loading the National Weather Service forecast…
Rockdale weather by the hour
Rockdale weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Rockdale.
This week in Rockdale
Sunrise, sunset and moon in Rockdale
What is the weather usually like in Rockdale?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 84°F average high
- Januarycoldest month · 17°F average low
- 38.0 inprecipitation per year · 966 mm
- 16.9 insnowfall per year · 43 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Rockdale: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station JOLIET BRANDON RD DAM, IL US (USC00114530), adjusted for the elevation of Rockdale.
Rockdale weather month by month
Sunrise and sunset in Rockdale through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:14 AM | 4:49 PM | 9 h 34 min |
| February | 6:45 AM | 5:27 PM | 10 h 41 min |
| March | 7:02 AM | 7:00 PM | 11 h 58 min |
| April | 6:10 AM | 7:34 PM | 13 h 23 min |
| May | 5:31 AM | 8:06 PM | 14 h 34 min |
| June | 5:16 AM | 8:29 PM | 15 h 13 min |
| July | 5:30 AM | 8:26 PM | 14 h 56 min |
| August | 6:00 AM | 7:53 PM | 13 h 53 min |
| September | 6:31 AM | 7:03 PM | 12 h 31 min |
| October | 7:03 AM | 6:13 PM | 11 h 9 min |
| November | 6:40 AM | 4:34 PM | 9 h 54 min |
| December | 7:10 AM | 4:25 PM | 9 h 14 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Rockdale?
Rockdale has a hot-summer humid continental climate. The warmest month is July, with an average high of 84°F (29°C), and the coldest is January, with average lows of 17°F (-9°C).
It gets about 38.0 inches (966 mm) of precipitation a year. The wettest month is July and the driest is February. Snow is common: about 17 inches fall in an average year.
The best time to visit Rockdale 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 Rockdale
Weather in towns near Rockdale
Questions about the weather in Rockdale
What is the hottest month in Rockdale?
July, with an average high of 84°F (29°C).
What is the coldest month in Rockdale?
January, with an average low of 17°F (-9°C).
How much does it rain in Rockdale?
About 38.0 inches (966 mm) a year; the wettest month is July.
Does it snow in Rockdale?
Yes, about 17 inches of snow fall in an average year.
When is the best time to visit Rockdale?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Rockdale have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Rockdale in November?
Highs average 49°F and lows 32°F, with about 2.5 inches of precipitation.
What time is sunrise in Rockdale?
Around 6:40 AM in mid-November, and sunset around 4:34 PM. Today’s exact times are shown above.
Where does this Rockdale weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Rockdale.
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