10-day forecast for Grantfork, IL: 43° to 81°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Thursday, October 29
68° · 0.8 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3076° / 58°0.01
Morning60°feels 60°
Afternoon76°feels 76°
Evening67°feels 67°
Overnight63°feels 64°
76 °
Grantfork, Friday, 30 October
Light rain. High 76°, low 58°.
Pressure30.27 inHg
Wind7.2 mph SE
Humidity70%
Visibility6.2 mi
Dew point59°
Sat, 3167° / 61°0
Morning61°feels 60°
Afternoon66°feels 65°
Evening62°feels 61°
Overnight65°feels 65°
67 °
Grantfork, Saturday, 31 October
Light rain. High 67°, low 61°.
Pressure30.27 inHg
Wind5.9 mph SE
Humidity59%
Visibility6.2 mi
Dew point52°
Sun, 0169° / 58°0.09
Morning59°feels 59°
Afternoon69°feels 68°
Evening62°feels 62°
Overnight60°feels 60°
69 °
Grantfork, Sunday, 1 November
Rain. High 69°, low 58°.
Pressure30.27 inHg
Wind8.4 mph SE
Humidity68%
Visibility6.2 mi
Dew point58°
Mon, 0267° / 58°0.01
Morning59°feels 59°
Afternoon67°feels 67°
Evening67°feels 67°
Overnight58°feels 58°
67 °
Grantfork, Monday, 2 November
Light rain. High 67°, low 58°.
Pressure30.12 inHg
Wind9.6 mph S
Humidity78%
Visibility6.2 mi
Dew point58°
Tue, 0375° / 65°0.79
Morning67°feels 67°
Afternoon71°feels 71°
Evening66°feels 67°
Overnight65°feels 65°
75 °
Grantfork, Tuesday, 3 November
Rain. High 75°, low 65°.
Pressure29.85 inHg
Wind17.2 mph S
Humidity67%
Visibility—
Dew point59°
Wed, 0468° / 60°0.8
Morning64°feels 64°
Afternoon67°feels 67°
Evening62°feels 62°
Overnight61°feels 61°
68 °
Grantfork, Wednesday, 4 November
Rain. High 68°, low 60°.
Pressure29.71 inHg
Wind13.8 mph S
Humidity76%
Visibility—
Dew point59°
Thu, 0563° / 51°0.07
Morning56°feels 55°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight51°feels 49°
63 °
Grantfork, Thursday, 5 November
Light rain. High 63°, low 51°.
Pressure29.74 inHg
Wind16.3 mph N
Humidity50%
Visibility—
Dew point42°
Fri, 0658° / 43°0
Morning47°feels 44°
Afternoon56°feels 53°
Evening49°feels 47°
Overnight47°feels 43°
58 °
Grantfork, Friday, 6 November
Partly cloudy. High 58°, low 43°.
Pressure30.09 inHg
Wind9.9 mph N
Humidity30%
Visibility—
Dew point24°
Sat, 0759° / 43°0
Morning48°feels 44°
Afternoon58°feels 55°
Evening52°feels 49°
Overnight48°feels 45°
59 °
Grantfork, Saturday, 7 November
Overcast. High 59°, low 43°.
Pressure30.15 inHg
Wind8.9 mph SE
Humidity32%
Visibility—
Dew point28°
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 Grantfork, 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.