10-day forecast for Lancaster, IL: 40° to 68°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Monday, November 2
68° · 1.52 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0268° / 57°0.01
Morning59°feels 59°
Afternoon67°feels 67°
Evening68°feels 68°
Overnight58°feels 58°
68 °
Lancaster, Monday, 2 November
Light rain. High 68°, low 57°.
Pressure30.00 inHg
Wind13.9 mph S
Humidity84%
Visibility6.2 mi
Dew point59°
Tue, 0368° / 63°1.52
Morning64°feels 65°
Afternoon68°feels 68°
Evening65°feels 66°
Overnight66°feels 67°
68 °
Lancaster, Tuesday, 3 November
Heavy rain. High 68°, low 63°.
Pressure29.80 inHg
Wind17.2 mph S
Humidity91%
Visibility2.6 mi
Dew point64°
Wed, 0463° / 55°0.16
Morning55°feels 54°
Afternoon58°feels 56°
Evening56°feels 54°
Overnight62°feels 63°
63 °
Lancaster, Wednesday, 4 November
Rain. High 63°, low 55°.
Pressure29.71 inHg
Wind14.7 mph SW
Humidity62%
Visibility6.2 mi
Dew point44°
Thu, 0555° / 51°0.02
Morning53°feels 51°
Afternoon54°feels 52°
Evening52°feels 51°
Overnight54°feels 52°
55 °
Lancaster, Thursday, 5 November
Light rain. High 55°, low 51°.
Pressure29.74 inHg
Wind13.1 mph W
Humidity65%
Visibility—
Dew point42°
Fri, 0654° / 50°0
Morning52°feels 51°
Afternoon53°feels 51°
Evening50°feels 49°
Overnight51°feels 49°
54 °
Lancaster, Friday, 6 November
Overcast. High 54°, low 50°.
Pressure29.94 inHg
Wind10.3 mph NW
Humidity74%
Visibility—
Dew point45°
Sat, 0761° / 46°0
Morning50°feels 48°
Afternoon60°feels 58°
Evening54°feels 52°
Overnight50°feels 48°
61 °
Lancaster, Saturday, 7 November
Overcast. High 61°, low 46°.
Pressure29.91 inHg
Wind11.5 mph W
Humidity51%
Visibility—
Dew point40°
Sun, 0860° / 42°0
Morning47°feels 42°
Afternoon58°feels 55°
Evening51°feels 48°
Overnight47°feels 43°
60 °
Lancaster, Sunday, 8 November
Partly cloudy. High 60°, low 42°.
Pressure29.88 inHg
Wind16.3 mph NW
Humidity34%
Visibility—
Dew point29°
Mon, 0962° / 40°0
Morning45°feels 42°
Afternoon57°feels 54°
Evening53°feels 51°
Overnight49°feels 47°
62 °
Lancaster, Monday, 9 November
Clear. High 62°, low 40°.
Pressure30.06 inHg
Wind8 mph SW
Humidity37%
Visibility—
Dew point29°
Tue, 1060° / 43°0
Morning47°feels 43°
Afternoon57°feels 54°
Evening53°feels 50°
Overnight50°feels 47°
60 °
Lancaster, Tuesday, 10 November
Overcast. High 60°, low 43°.
Pressure30.21 inHg
Wind8.3 mph N
Humidity34%
Visibility—
Dew point27°
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 Lancaster, 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.