Neponset, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Neponset, IL in one place.
Mostly sunny, with a high near 66.
Local Weather Overview
This forecast page for Neponset, 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: May 17, 2026 11:32 PM CDT.
The active forecast window currently covers May 20 to May 24, 2026 for Neponset, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 20 to May 24, 2026
- Latest sync
- May 17, 2026 11:32 PM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Neponset
Sunday looks like the warmest upcoming period in Neponset at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Wednesday at about 10 mph N.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- May 17, 2026 11:32 PM CDT
- Coverage
- 5 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 cloudy, with a low around 44.
Mostly sunny, with a high near 68.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 48.
A slight chance of rain showers. Partly sunny, with a high near 72.
A slight chance of rain showers. Mostly cloudy, with a low around 53.
A slight chance of rain showers before 7am. Partly sunny, with a high near 79.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 84.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
May 20
|
Mostly Sunny
|
66°F |
10 mph
N
|
|
Wednesday Night
May 20
|
Mostly Cloudy
|
44°F |
5 to 10 mph
NE
|
|
Thursday
May 21
|
Mostly Sunny
|
68°F |
5 to 10 mph
E
|
|
Thursday Night
May 21
|
Mostly Cloudy then Slight Chance Rain Showers
|
48°F |
5 to 10 mph
E
|
|
Friday
May 22
|
Slight Chance Rain Showers
|
72°F |
5 to 10 mph
E
|
|
Friday Night
May 22
|
Slight Chance Rain Showers
|
53°F |
5 mph
NE
|
|
Saturday
May 23
|
Slight Chance Rain Showers then Partly Sunny
|
79°F |
5 to 10 mph
E
|
|
Saturday Night
May 23
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
57°F |
5 mph
E
|
|
Sunday
May 24
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
84°F |
5 to 10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Neponset.