Oneco, IL Weather Forecast
Local 7-day forecast
Partly Sunny then Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Oneco, IL in one place.
A slight chance of rain showers after 1pm. Partly sunny, with a high near 58.
Local Weather Overview
This forecast page for Oneco, 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: Apr 9, 2026 2:41 PM CDT.
The active forecast window currently covers Apr 11 to Apr 15, 2026 for Oneco, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 2:41 PM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Oneco
Monday looks like the warmest upcoming period in Oneco at 77 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Sunday at about 15 to 25 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 2:41 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
A chance of rain showers before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Showers and thunderstorms. Partly sunny, with a high near 73. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 80%.
Showers and thunderstorms likely. Partly sunny, with a high near 63. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Partly Sunny then Slight Chance Rain Showers
|
58°F |
5 to 10 mph
SE
|
|
Saturday Night
Apr 11
|
Chance Showers And Thunderstorms
|
51°F |
10 to 15 mph
S
|
|
Sunday
Apr 12
|
Showers And Thunderstorms Likely
|
71°F |
15 to 25 mph
S
|
|
Sunday Night
Apr 12
|
Showers And Thunderstorms Likely
|
61°F |
15 to 20 mph
SW
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms
|
77°F |
15 mph
SW
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
62°F |
15 mph
SW
|
|
Tuesday
Apr 14
|
Showers And Thunderstorms
|
73°F |
15 mph
SW
|
|
Tuesday Night
Apr 14
|
Showers And Thunderstorms
|
47°F |
10 to 15 mph
E
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
63°F |
15 mph
S
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
42°F |
10 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Oneco.