10-day forecast for Arrowsmith, IL: 53° to 91°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Sunday, August 9
71° · 0.43 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0991° / 69°0
Morning74°feels 76°
Afternoon89°feels 102°
Evening83°feels 92°
Overnight69°feels 70°
91 °
Arrowsmith, Sunday, 9 August
Partly cloudy. High 91°, low 69°.
Pressure29.94 inHg
Wind15.8 mph S
Humidity78%
Visibility6.2 mi
Dew point76°
Mon, 1089° / 75°0
Morning75°feels 76°
Afternoon88°feels 99°
Evening83°feels 91°
Overnight78°feels 79°
89 °
Arrowsmith, Monday, 10 August
Light rain. High 89°, low 75°.
Pressure29.91 inHg
Wind11.5 mph SW
Humidity72%
Visibility6.2 mi
Dew point75°
Tue, 1187° / 73°0.06
Morning76°feels 77°
Afternoon87°feels 98°
Evening76°feels 78°
Overnight76°feels 77°
87 °
Arrowsmith, Tuesday, 11 August
Light rain. High 87°, low 73°.
Pressure29.85 inHg
Wind9 mph SW
Humidity79%
Visibility6.2 mi
Dew point74°
Wed, 1280° / 68°0.04
Morning73°feels 74°
Afternoon78°feels 80°
Evening73°feels 75°
Overnight74°feels 75°
80 °
Arrowsmith, Wednesday, 12 August
Light rain. High 80°, low 68°.
Pressure29.88 inHg
Wind11 mph N
Humidity80%
Visibility6.2 mi
Dew point73°
Thu, 1371° / 62°0.43
Morning69°feels 70°
Afternoon69°feels 70°
Evening64°feels 65°
Overnight64°feels 64°
71 °
Arrowsmith, Thursday, 13 August
Rain. High 71°, low 62°.
Pressure29.91 inHg
Wind11.9 mph NE
Humidity98%
Visibility—
Dew point69°
Fri, 1473° / 54°0
Morning59°feels 58°
Afternoon71°feels 70°
Evening66°feels 66°
Overnight58°feels 57°
73 °
Arrowsmith, Friday, 14 August
Light rain. High 73°, low 54°.
Pressure30.18 inHg
Wind8.9 mph NE
Humidity66%
Visibility—
Dew point57°
Sat, 1572° / 53°0
Morning58°feels 57°
Afternoon70°feels 70°
Evening67°feels 67°
Overnight59°feels 58°
72 °
Arrowsmith, Saturday, 15 August
Partly cloudy. High 72°, low 53°.
Pressure30.30 inHg
Wind7.8 mph SE
Humidity60%
Visibility—
Dew point53°
Sun, 1676° / 56°0
Morning61°feels 61°
Afternoon74°feels 74°
Evening71°feels 72°
Overnight65°feels 65°
76 °
Arrowsmith, Sunday, 16 August
Overcast. High 76°, low 56°.
Pressure30.21 inHg
Wind11.1 mph S
Humidity66%
Visibility—
Dew point60°
Mon, 1780° / 66°0.02
Morning70°feels 71°
Afternoon78°feels 80°
Evening77°feels 79°
Overnight72°feels 73°
80 °
Arrowsmith, Monday, 17 August
Light rain. High 80°, low 66°.
Pressure29.97 inHg
Wind10.1 mph S
Humidity84%
Visibility—
Dew point72°
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 Arrowsmith, 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.