10-day forecast for Alta, IL: 38° to 68°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Sunday, November 1
68° · 0.7 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0163° / 54°0.04
Morning55°feels 54°
Afternoon59°feels 58°
Evening59°feels 59°
Overnight54°feels 53°
63 °
Alta, Sunday, 1 November
Light rain. High 63°, low 54°.
Pressure30.30 inHg
Wind5.1 mph SE
Humidity72%
Visibility6.2 mi
Dew point52°
Mon, 0264° / 56°0.19
Morning56°feels 55°
Afternoon63°feels 62°
Evening63°feels 63°
Overnight56°feels 55°
64 °
Alta, Monday, 2 November
Rain. High 64°, low 56°.
Pressure30.03 inHg
Wind12.5 mph S
Humidity85%
Visibility5.9 mi
Dew point56°
Tue, 0368° / 64°0.7
Morning66°feels 66°
Afternoon68°feels 68°
Evening64°feels 65°
Overnight64°feels 65°
68 °
Alta, Tuesday, 3 November
Rain. High 68°, low 64°.
Pressure29.83 inHg
Wind13.4 mph S
Humidity92%
Visibility1.7 mi
Dew point64°
Wed, 0464° / 56°0.39
Morning56°feels 55°
Afternoon60°feels 58°
Evening58°feels 56°
Overnight64°feels 64°
64 °
Alta, Wednesday, 4 November
Rain. High 64°, low 56°.
Pressure29.71 inHg
Wind12.4 mph SW
Humidity63%
Visibility6.2 mi
Dew point46°
Thu, 0553° / 49°0.05
Morning50°feels 47°
Afternoon52°feels 51°
Evening51°feels 50°
Overnight51°feels 49°
53 °
Alta, Thursday, 5 November
Light rain. High 53°, low 49°.
Pressure29.74 inHg
Wind12.4 mph W
Humidity75%
Visibility—
Dew point44°
Fri, 0652° / 43°0.03
Morning46°feels 42°
Afternoon51°feels 49°
Evening50°feels 46°
Overnight48°feels 46°
52 °
Alta, Friday, 6 November
Light rain. High 52°, low 43°.
Pressure29.94 inHg
Wind10.9 mph NW
Humidity67%
Visibility—
Dew point40°
Sat, 0757° / 41°0
Morning45°feels 41°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight49°feels 47°
57 °
Alta, Saturday, 7 November
Partly cloudy. High 57°, low 41°.
Pressure29.68 inHg
Wind15.3 mph NW
Humidity52%
Visibility—
Dew point37°
Sun, 0848° / 40°0.03
Morning45°feels 38°
Afternoon47°feels 41°
Evening42°feels 36°
Overnight41°feels 33°
48 °
Alta, Sunday, 8 November
Light rain. High 48°, low 40°.
Pressure29.68 inHg
Wind17.3 mph NW
Humidity51%
Visibility—
Dew point30°
Mon, 0952° / 38°0
Morning43°feels 36°
Afternoon49°feels 43°
Evening44°feels 39°
Overnight43°feels 37°
52 °
Alta, Monday, 9 November
Clear. High 52°, low 38°.
Pressure29.91 inHg
Wind16.6 mph NW
Humidity45%
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 Alta, 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.