10-day forecast for Alpine, IL: 57° to 86°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Saturday, August 8
83° · 1.61 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0983° / 65°1.61
Morning70°feels 71°
Afternoon77°feels 79°
Evening80°feels 80°
Overnight68°feels 68°
83 °
Alpine, Sunday, 9 August
Heavy rain. High 83°, low 65°.
Pressure29.94 inHg
Wind11.9 mph W
Humidity86%
Visibility3.3 mi
Dew point74°
Mon, 1083° / 72°0.07
Morning73°feels 74°
Afternoon79°feels 80°
Evening78°feels 80°
Overnight75°feels 77°
83 °
Alpine, Monday, 10 August
Light rain. High 83°, low 72°.
Pressure29.91 inHg
Wind6.2 mph SE
Humidity70%
Visibility6.2 mi
Dew point72°
Tue, 1186° / 73°0.15
Morning74°feels 76°
Afternoon80°feels 80°
Evening76°feels 77°
Overnight74°feels 76°
86 °
Alpine, Tuesday, 11 August
Light rain. High 86°, low 73°.
Pressure29.77 inHg
Wind14.2 mph SW
Humidity79%
Visibility6.2 mi
Dew point73°
Wed, 1280° / 69°0.01
Morning71°feels 72°
Afternoon76°feels 77°
Evening76°feels 78°
Overnight71°feels 72°
80 °
Alpine, Wednesday, 12 August
Light rain. High 80°, low 69°.
Pressure29.83 inHg
Wind5.3 mph E
Humidity78%
Visibility6.2 mi
Dew point68°
Thu, 1372° / 62°0.03
Morning69°feels 69°
Afternoon71°feels 71°
Evening66°feels 65°
Overnight63°feels 63°
72 °
Alpine, Thursday, 13 August
Light rain. High 72°, low 62°.
Pressure29.94 inHg
Wind11.8 mph NE
Humidity68%
Visibility—
Dew point60°
Fri, 1475° / 60°0
Morning65°feels 64°
Afternoon74°feels 73°
Evening66°feels 65°
Overnight61°feels 60°
75 °
Alpine, Friday, 14 August
Clear. High 75°, low 60°.
Pressure30.18 inHg
Wind7.3 mph NE
Humidity45%
Visibility—
Dew point50°
Sat, 1574° / 57°0
Morning62°feels 62°
Afternoon73°feels 72°
Evening69°feels 69°
Overnight62°feels 62°
74 °
Alpine, Saturday, 15 August
Overcast. High 74°, low 57°.
Pressure30.33 inHg
Wind6.1 mph S
Humidity54%
Visibility—
Dew point54°
Sun, 1677° / 58°0
Morning63°feels 63°
Afternoon75°feels 75°
Evening72°feels 72°
Overnight66°feels 66°
77 °
Alpine, Sunday, 16 August
Clear. High 77°, low 58°.
Pressure30.21 inHg
Wind9.6 mph S
Humidity61%
Visibility—
Dew point58°
Mon, 1775° / 68°0.08
Morning69°feels 69°
Afternoon71°feels 73°
Evening74°feels 76°
Overnight70°feels 72°
75 °
Alpine, Monday, 17 August
Light rain. High 75°, low 68°.
Pressure30.00 inHg
Wind6.3 mph S
Humidity91%
Visibility—
Dew point68°
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 Alpine, 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.