10-day forecast for Glenn, IL: 50° to 74°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Sunday, October 25
57°
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2667° / 52°0
Morning55°feels 54°
Afternoon65°feels 64°
Evening55°feels 54°
Overnight55°feels 54°
67 °
Glenn, Monday, 26 October
Overcast. High 67°, low 52°.
Pressure30.36 inHg
Wind6.2 mph NE
Humidity76%
Visibility6.2 mi
Dew point54°
Tue, 2766° / 52°0
Morning52°feels 51°
Afternoon65°feels 64°
Evening60°feels 59°
Overnight54°feels 53°
66 °
Glenn, Tuesday, 27 October
Overcast. High 66°, low 52°.
Pressure30.27 inHg
Wind4.3 mph SE
Humidity78%
Visibility6.2 mi
Dew point54°
Wed, 2867° / 54°0
Morning55°feels 54°
Afternoon67°feels 66°
Evening59°feels 58°
Overnight55°feels 54°
67 °
Glenn, Wednesday, 28 October
Overcast. High 67°, low 54°.
Pressure30.21 inHg
Wind4.5 mph S
Humidity68%
Visibility6.2 mi
Dew point54°
Thu, 2969° / 55°0.09
Morning57°feels 56°
Afternoon68°feels 68°
Evening63°feels 64°
Overnight56°feels 55°
69 °
Glenn, Thursday, 29 October
Light rain. High 69°, low 55°.
Pressure30.06 inHg
Wind9.1 mph SW
Humidity73%
Visibility6.2 mi
Dew point57°
Fri, 3065° / 53°0.02
Morning56°feels 56°
Afternoon63°feels 63°
Evening58°feels 58°
Overnight54°feels 53°
65 °
Glenn, Friday, 30 October
Light rain. High 65°, low 53°.
Pressure30.18 inHg
Wind3.6 mph NW
Humidity76%
Visibility—
Dew point55°
Sat, 3160° / 52°0
Morning54°feels 53°
Afternoon59°feels 57°
Evening59°feels 57°
Overnight57°feels 55°
60 °
Glenn, Saturday, 31 October
Overcast. High 60°, low 52°.
Pressure30.30 inHg
Wind6.4 mph SE
Humidity47%
Visibility—
Dew point38°
Sun, 0157° / 54°0.02
Morning55°feels 53°
Afternoon56°feels 54°
Evening55°feels 54°
Overnight55°feels 54°
57 °
Glenn, Sunday, 1 November
Light rain. High 57°, low 54°.
Pressure30.18 inHg
Wind4 mph NE
Humidity66%
Visibility—
Dew point45°
Mon, 0260° / 55°0
Morning56°feels 55°
Afternoon59°feels 58°
Evening57°feels 55°
Overnight56°feels 54°
60 °
Glenn, Monday, 2 November
Partly cloudy. High 60°, low 55°.
Pressure30.15 inHg
Wind7.9 mph E
Humidity61%
Visibility—
Dew point45°
Tue, 0363° / 53°0
Morning55°feels 53°
Afternoon62°feels 60°
Evening59°feels 58°
Overnight58°feels 56°
63 °
Glenn, Tuesday, 3 November
Overcast. High 63°, low 53°.
Pressure30.15 inHg
Wind8.5 mph E
Humidity48%
Visibility—
Dew point41°
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 Glenn, 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.