10-day forecast for Garrison, IL: 47° to 80°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Thursday, October 29
68° · 0.81 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3078° / 55°0
Morning57°feels 57°
Afternoon77°feels 77°
Evening61°feels 61°
Overnight59°feels 58°
78 °
Garrison, Friday, 30 October
Overcast. High 78°, low 55°.
Pressure30.27 inHg
Wind7.7 mph E
Humidity61%
Visibility6.2 mi
Dew point58°
Sat, 3170° / 56°0
Morning58°feels 56°
Afternoon68°feels 67°
Evening63°feels 63°
Overnight57°feels 56°
70 °
Garrison, Saturday, 31 October
Overcast. High 70°, low 56°.
Pressure30.30 inHg
Wind5 mph E
Humidity46%
Visibility6.2 mi
Dew point45°
Sun, 0167° / 59°0
Morning60°feels 60°
Afternoon67°feels 66°
Evening60°feels 59°
Overnight62°feels 62°
67 °
Garrison, Sunday, 1 November
Overcast. High 67°, low 59°.
Pressure30.30 inHg
Wind11 mph SE
Humidity65%
Visibility6.2 mi
Dew point55°
Mon, 0269° / 58°0.02
Morning60°feels 59°
Afternoon67°feels 66°
Evening64°feels 64°
Overnight59°feels 58°
69 °
Garrison, Monday, 2 November
Light rain. High 69°, low 58°.
Pressure30.15 inHg
Wind10.5 mph S
Humidity72%
Visibility6.2 mi
Dew point55°
Tue, 0376° / 63°0
Morning67°feels 66°
Afternoon74°feels 74°
Evening70°feels 70°
Overnight67°feels 67°
76 °
Garrison, Tuesday, 3 November
Overcast. High 76°, low 63°.
Pressure29.94 inHg
Wind16.3 mph S
Humidity57%
Visibility—
Dew point57°
Wed, 0468° / 61°0.81
Morning64°feels 64°
Afternoon64°feels 65°
Evening62°feels 62°
Overnight62°feels 62°
68 °
Garrison, Wednesday, 4 November
Rain. High 68°, low 61°.
Pressure29.74 inHg
Wind15.6 mph SE
Humidity93%
Visibility—
Dew point62°
Thu, 0568° / 58°0.1
Morning63°feels 63°
Afternoon67°feels 67°
Evening61°feels 61°
Overnight58°feels 58°
68 °
Garrison, Thursday, 5 November
Light rain. High 68°, low 58°.
Pressure29.62 inHg
Wind11.6 mph NW
Humidity74%
Visibility—
Dew point58°
Fri, 0665° / 49°0
Morning53°feels 51°
Afternoon63°feels 61°
Evening57°feels 55°
Overnight53°feels 51°
65 °
Garrison, Friday, 6 November
Mostly clear. High 65°, low 49°.
Pressure29.83 inHg
Wind11 mph NW
Humidity53%
Visibility—
Dew point44°
Sat, 0764° / 47°0
Morning52°feels 49°
Afternoon61°feels 59°
Evening54°feels 52°
Overnight51°feels 49°
64 °
Garrison, Saturday, 7 November
Overcast. High 64°, low 47°.
Pressure30.12 inHg
Wind7.8 mph NE
Humidity48%
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 Garrison, 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.