10-day forecast for Allen, IL: 35° to 75°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, October 29
68° · 0.33 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3071° / 50°0.04
Morning52°feels 51°
Afternoon70°feels 69°
Evening64°feels 62°
Overnight54°feels 53°
71 °
Allen, Friday, 30 October
Light rain. High 71°, low 50°.
Pressure30.30 inHg
Wind9.1 mph E
Humidity44%
Visibility6.2 mi
Dew point43°
Sat, 3167° / 58°0
Morning58°feels 56°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight59°feels 57°
67 °
Allen, Saturday, 31 October
Overcast. High 67°, low 58°.
Pressure30.30 inHg
Wind7.1 mph SE
Humidity48%
Visibility6.2 mi
Dew point45°
Sun, 0169° / 57°0.08
Morning58°feels 58°
Afternoon69°feels 69°
Evening64°feels 64°
Overnight58°feels 57°
69 °
Allen, Sunday, 1 November
Light rain. High 69°, low 57°.
Pressure30.27 inHg
Wind6.9 mph S
Humidity74%
Visibility6.2 mi
Dew point57°
Mon, 0267° / 58°0.03
Morning59°feels 58°
Afternoon66°feels 66°
Evening65°feels 65°
Overnight61°feels 61°
67 °
Allen, Monday, 2 November
Light rain. High 67°, low 58°.
Pressure30.06 inHg
Wind16.4 mph S
Humidity71%
Visibility—
Dew point55°
Tue, 0371° / 63°0.25
Morning66°feels 65°
Afternoon71°feels 71°
Evening69°feels 69°
Overnight67°feels 67°
71 °
Allen, Tuesday, 3 November
Rain. High 71°, low 63°.
Pressure29.88 inHg
Wind16.8 mph S
Humidity70%
Visibility—
Dew point60°
Wed, 0468° / 60°0.33
Morning66°feels 65°
Afternoon65°feels 65°
Evening62°feels 62°
Overnight62°feels 62°
68 °
Allen, Wednesday, 4 November
Rain. High 68°, low 60°.
Pressure29.74 inHg
Wind17.6 mph SE
Humidity83%
Visibility—
Dew point60°
Thu, 0563° / 55°0.04
Morning58°feels 58°
Afternoon62°feels 61°
Evening56°feels 56°
Overnight55°feels 54°
63 °
Allen, Thursday, 5 November
Light rain. High 63°, low 55°.
Pressure29.56 inHg
Wind10.9 mph W
Humidity81%
Visibility—
Dew point56°
Fri, 0653° / 41°0.06
Morning51°feels 49°
Afternoon47°feels 42°
Evening43°feels 40°
Overnight44°feels 40°
53 °
Allen, Friday, 6 November
Light rain. High 53°, low 41°.
Pressure29.83 inHg
Wind13.5 mph N
Humidity79%
Visibility—
Dew point42°
Sat, 0751° / 35°0
Morning39°feels 34°
Afternoon48°feels 45°
Evening44°feels 40°
Overnight40°feels 36°
51 °
Allen, Saturday, 7 November
Overcast. High 51°, low 35°.
Pressure30.24 inHg
Wind8.9 mph N
Humidity52%
Visibility—
Dew point30°
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 Allen, 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.