Raritan, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Raritan, IL in one place.
Sunny, with a high near 82. East wind around 10 mph.
Local Weather Overview
This forecast page for Raritan, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 2, 2026 1:45 AM CDT.
The active forecast window currently covers Jun 2 to Jun 8, 2026 for Raritan, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 1:45 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Raritan
Monday looks like the warmest upcoming period in Raritan at 88 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Thursday at about 5 to 15 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 1:45 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear. Low around 55, with temperatures rising to around 57 overnight. East wind 5 to 10 mph.
Sunny, with a high near 82. Southeast wind 5 to 10 mph.
Mostly clear, with a low around 57.
Sunny, with a high near 86.
A chance of rain showers after 1am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Sunny
|
82°F |
10 mph
E
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
55°F |
5 to 10 mph
E
|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
5 to 10 mph
SE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
57°F |
5 to 10 mph
S
|
|
Thursday
Jun 4
|
Sunny
|
86°F |
5 to 15 mph
S
|
|
Thursday Night
Jun 4
|
Partly Cloudy then Chance Rain Showers
|
66°F |
10 to 15 mph
S
|
|
Friday
Jun 5
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
86°F |
10 to 15 mph
S
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
67°F |
10 mph
S
|
|
Saturday
Jun 6
|
Showers And Thunderstorms Likely
|
86°F |
10 mph
SW
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
66°F |
5 to 10 mph
S
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
87°F |
5 to 10 mph
SE
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
67°F |
10 mph
SE
|
|
Monday
Jun 8
|
Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Raritan.