Jefferson City, IL
Unincorporated community in Jefferson County, Illinois
Jefferson City is a small unincorporated community in Jefferson County, Illinois. It is 3.5 miles S of Woodlawn, the nearest town. Its ZIP code is 62898.
Jefferson City at a glance
- State
- Illinois
- County
- Jefferson County
- ZIP code
- 62898
- Nearest town
- Woodlawn (3.5 mi)
- Time zone
- America/Chicago
- Coordinates
- 38.3786, -89.0433
Weather in Jefferson City now
Loading the National Weather Service forecast…
Jefferson City weather by the hour
Jefferson City weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Jefferson City.
This week in Jefferson City
Sunrise, sunset and moon in Jefferson City
What is the weather usually like in Jefferson City?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 87°F average high
- Januarycoldest month · 21°F average low
- 44.7 inprecipitation per year · 1,135 mm
- 12.0 insnowfall per year · 30 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Jefferson City: May and August to October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station IUKA 12 SW, IL US (USC00114400), adjusted for the elevation of Jefferson City.
Jefferson City weather month by month
Sunrise and sunset in Jefferson City through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:10 AM | 5:01 PM | 9 h 50 min |
| February | 6:44 AM | 5:35 PM | 10 h 50 min |
| March | 7:05 AM | 7:04 PM | 11 h 59 min |
| April | 6:18 AM | 7:33 PM | 13 h 15 min |
| May | 5:43 AM | 8:02 PM | 14 h 18 min |
| June | 5:30 AM | 8:23 PM | 14 h 52 min |
| July | 5:43 AM | 8:21 PM | 14 h 37 min |
| August | 6:09 AM | 7:51 PM | 13 h 42 min |
| September | 6:36 AM | 7:05 PM | 12 h 29 min |
| October | 7:04 AM | 6:19 PM | 11 h 15 min |
| November | 6:36 AM | 4:45 PM | 10 h 8 min |
| December | 7:04 AM | 4:38 PM | 9 h 33 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Jefferson City?
Jefferson City has a hot-summer humid continental climate. The warmest month is July, with an average high of 87°F (31°C), and the coldest is January, with average lows of 21°F (-6°C).
It gets about 44.7 inches (1,135 mm) of precipitation a year. The wettest month is May and the driest is February. Snow is common: about 12 inches fall in an average year.
The best time to visit Jefferson City is May and August to October. 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.
Webcams near Jefferson City
The closest live webcam is Sparta: Sparta Community Airport, 39.8 miles SW of Jefferson City.
Webcams: Windy.com. Distances in a straight line from Jefferson City.
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Map of Jefferson City, IL
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Jefferson City Street View
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Open in Google Maps ›Towns near Jefferson City
Other communities near Jefferson City
Questions about Jefferson City
Where is Jefferson City, IL?
Jefferson City is an unincorporated community in Jefferson County, Illinois, 3.5 miles S of Woodlawn.
What county is Jefferson City in?
Jefferson City is in Jefferson County, Illinois.
What is the ZIP code of Jefferson City, IL?
The ZIP code for Jefferson City is 62898.
What is the nearest town to Jefferson City?
Woodlawn, 3.5 miles away.
Are there webcams near Jefferson City?
Yes. The closest is Sparta: Sparta Community Airport, 39.8 miles away.
What is the hottest month in Jefferson City?
July, with an average high of 87°F (31°C).
What is the coldest month in Jefferson City?
January, with an average low of 21°F (-6°C).
How much does it rain in Jefferson City?
About 44.7 inches (1,135 mm) a year; the wettest month is May.
Does it snow in Jefferson City?
Yes, about 12 inches of snow fall in an average year.
When is the best time to visit Jefferson City?
May and August to October, when temperatures are most pleasant and rainy days are fewer.
What climate does Jefferson City have?
Hot-summer humid continental (Köppen Dfa).
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