Douglas, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Douglas, IL in one place.
Sunny, with a high near 78. West wind 8 to 13 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Douglas, 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 16, 2026 10:39 AM CDT.
The active forecast window currently covers Apr 16 to Apr 22, 2026 for Douglas, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 22, 2026
- Latest sync
- Apr 16, 2026 10:39 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Douglas
Friday looks like the warmest upcoming period in Douglas at 85 degrees F.
Saturday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 7 to 22 mph SSE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 10:39 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 56. South wind around 6 mph.
A chance of rain showers between 1pm and 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. South southeast wind 7 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy. Low around 44, with temperatures rising to around 50 overnight. Southwest wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Rain showers likely before 1pm. Mostly sunny, with a high near 52. Northwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Patchy frost after 3am. Mostly clear, with a low around 34. West northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Patchy frost before 8am. Sunny, with a high near 56. West northwest wind 5 to 15 mph, with gusts as high as 24 mph.
Mostly clear, with a low around 37.
Sunny, with a high near 65.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 52.
A slight chance of rain showers after 1pm. Sunny, with a high near 74.
A chance of rain showers. Partly cloudy, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Apr 16
|
Sunny
|
78°F |
8 to 13 mph
W
|
|
Tonight
Apr 16
|
Mostly Clear
|
56°F |
6 mph
S
|
|
Friday
Apr 17
|
Partly Sunny then Chance Showers And Thunderstorms
|
85°F |
7 to 22 mph
SSE
|
|
Friday Night
Apr 17
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
44°F |
14 to 18 mph
SW
|
|
Saturday
Apr 18
|
Rain Showers Likely
|
52°F |
15 to 18 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear then Patchy Frost
|
34°F |
6 to 15 mph
WNW
|
|
Sunday
Apr 19
|
Patchy Frost then Sunny
|
56°F |
5 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
37°F |
5 to 9 mph
SW
|
|
Monday
Apr 20
|
Sunny
|
65°F |
5 to 13 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
49°F |
10 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
74°F |
10 to 15 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
52°F |
7 to 12 mph
SW
|
|
Wednesday
Apr 22
|
Sunny then Slight Chance Rain Showers
|
74°F |
7 to 12 mph
SSW
|
|
Wednesday Night
Apr 22
|
Chance Rain Showers
|
52°F |
9 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Douglas.