10-day forecast for Washington, IL: 44° to 70°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Monday, November 2
70° · 0.72 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0168° / 55°0.2
Morning57°feels 56°
Afternoon68°feels 67°
Evening58°feels 58°
Overnight55°feels 55°
68 °
Washington, Sunday, 1 November
Heavy rain. High 68°, low 55°.
Pressure30.30 inHg
Wind5.1 mph SE
Humidity70%
Visibility6.2 mi
Dew point54°
Mon, 0264° / 53°0
Morning55°feels 54°
Afternoon61°feels 61°
Evening62°feels 63°
Overnight54°feels 53°
64 °
Washington, Monday, 2 November
Overcast. High 64°, low 53°.
Pressure30.06 inHg
Wind12.1 mph S
Humidity81%
Visibility6.2 mi
Dew point54°
Tue, 0370° / 64°0.72
Morning64°feels 64°
Afternoon67°feels 67°
Evening64°feels 65°
Overnight65°feels 65°
70 °
Washington, Tuesday, 3 November
Heavy rain. High 70°, low 64°.
Pressure29.83 inHg
Wind19.3 mph S
Humidity73%
Visibility6.2 mi
Dew point62°
Wed, 0464° / 58°0.61
Morning61°feels 61°
Afternoon63°feels 62°
Evening59°feels 58°
Overnight63°feels 64°
64 °
Washington, Wednesday, 4 November
Rain. High 64°, low 58°.
Pressure29.68 inHg
Wind10.6 mph SW
Humidity72%
Visibility6.2 mi
Dew point54°
Thu, 0560° / 55°0.01
Morning57°feels 56°
Afternoon59°feels 58°
Evening57°feels 56°
Overnight55°feels 54°
60 °
Washington, Thursday, 5 November
Light rain. High 60°, low 55°.
Pressure29.71 inHg
Wind12.3 mph SW
Humidity63%
Visibility—
Dew point47°
Fri, 0654° / 50°0.02
Morning51°feels 50°
Afternoon53°feels 52°
Evening52°feels 51°
Overnight51°feels 50°
54 °
Washington, Friday, 6 November
Light rain. High 54°, low 50°.
Pressure29.88 inHg
Wind9.2 mph N
Humidity80%
Visibility—
Dew point47°
Sat, 0754° / 50°0.04
Morning51°feels 50°
Afternoon53°feels 52°
Evening52°feels 51°
Overnight51°feels 50°
54 °
Washington, Saturday, 7 November
Light rain. High 54°, low 50°.
Pressure29.80 inHg
Wind5.1 mph NW
Humidity78%
Visibility—
Dew point46°
Sun, 0856° / 44°0
Morning47°feels 44°
Afternoon55°feels 52°
Evening54°feels 52°
Overnight51°feels 49°
56 °
Washington, Sunday, 8 November
Overcast. High 56°, low 44°.
Pressure29.80 inHg
Wind13.5 mph NW
Humidity47%
Visibility—
Dew point33°
Mon, 0956° / 45°0
Morning51°feels 47°
Afternoon52°feels 50°
Evening48°feels 45°
Overnight46°feels 43°
56 °
Washington, Monday, 9 November
Overcast. High 56°, low 45°.
Pressure29.94 inHg
Wind11.6 mph NW
Humidity53%
Visibility—
Dew point36°
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.