10-day forecast for Washington, IL: 34° to 62°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Monday, November 9
49°
Worst day: Saturday, November 7
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0556° / 50°0.04
Morning51°feels 49°
Afternoon56°feels 54°
Evening53°feels 52°
Overnight52°feels 51°
56 °
Washington, Thursday, 5 November
Light rain. High 56°, low 50°.
Pressure29.83 inHg
Wind12.3 mph W
Humidity63%
Visibility6.2 mi
Dew point44°
Fri, 0650° / 38°0
Morning45°feels 40°
Afternoon48°feels 44°
Evening41°feels 37°
Overnight49°feels 45°
50 °
Washington, Friday, 6 November
Overcast. High 50°, low 38°.
Pressure30.18 inHg
Wind8.9 mph NW
Humidity53%
Visibility6.2 mi
Dew point28°
Sat, 0749° / 34°0
Morning39°feels 39°
Afternoon48°feels 46°
Evening41°feels 38°
Overnight36°feels 36°
49 °
Washington, Saturday, 7 November
Overcast. High 49°, low 34°.
Pressure30.24 inHg
Wind5.1 mph W
Humidity52%
Visibility6.2 mi
Dew point30°
Sun, 0860° / 40°0
Morning45°feels 41°
Afternoon56°feels 55°
Evening50°feels 47°
Overnight45°feels 42°
60 °
Washington, Sunday, 8 November
Clear. High 60°, low 40°.
Pressure30.06 inHg
Wind8.7 mph W
Humidity63%
Visibility—
Dew point42°
Mon, 0961° / 40°0
Morning45°feels 44°
Afternoon57°feels 55°
Evening50°feels 47°
Overnight46°feels 42°
61 °
Washington, Monday, 9 November
Clear. High 61°, low 40°.
Pressure30.15 inHg
Wind9 mph SW
Humidity44%
Visibility—
Dew point34°
Tue, 1060° / 43°0
Morning47°feels 43°
Afternoon57°feels 55°
Evening49°feels 47°
Overnight46°feels 43°
60 °
Washington, Tuesday, 10 November
Overcast. High 60°, low 43°.
Pressure30.12 inHg
Wind8.3 mph SW
Humidity56%
Visibility—
Dew point40°
Wed, 1154° / 42°0
Morning46°feels 42°
Afternoon53°feels 49°
Evening47°feels 44°
Overnight45°feels 42°
54 °
Washington, Wednesday, 11 November
Overcast. High 54°, low 42°.
Pressure30.18 inHg
Wind7.5 mph NE
Humidity35%
Visibility—
Dew point25°
Thu, 1256° / 42°0
Morning46°feels 43°
Afternoon54°feels 51°
Evening48°feels 47°
Overnight46°feels 43°
56 °
Washington, Thursday, 12 November
Partly cloudy. High 56°, low 42°.
Pressure30.09 inHg
Wind6.9 mph E
Humidity44%
Visibility—
Dew point32°
Fri, 1360° / 40°0
Morning45°feels 42°
Afternoon57°feels 55°
Evening52°feels 50°
Overnight48°feels 46°
60 °
Washington, Friday, 13 November
Partly cloudy. High 60°, low 40°.
Pressure29.91 inHg
Wind10.3 mph W
Humidity56%
Visibility—
Dew point40°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Washington, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.