10-day forecast for Altona, IL: 27° to 62°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Friday, November 20
42°
Worst day: Monday, November 23
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1549° / 27°0
Morning33°feels 33°
Afternoon49°feels 49°
Evening36°feels 36°
Overnight28°feels 28°
49 °
Altona, Sunday, 15 November
Clear. High 49°, low 27°.
Pressure30.47 inHg
Wind1.5 mph W
Humidity58%
Visibility6.2 mi
Dew point29°
Mon, 1651° / 31°0
Morning35°feels 29°
Afternoon51°feels 48°
Evening38°feels 34°
Overnight31°feels 27°
51 °
Altona, Monday, 16 November
Clear. High 51°, low 31°.
Pressure30.53 inHg
Wind6.6 mph SW
Humidity52%
Visibility6.2 mi
Dew point33°
Tue, 1755° / 34°0
Morning37°feels 31°
Afternoon55°feels 52°
Evening43°feels 38°
Overnight37°feels 31°
55 °
Altona, Tuesday, 17 November
Mostly clear. High 55°, low 34°.
Pressure30.47 inHg
Wind8.7 mph S
Humidity53%
Visibility6.2 mi
Dew point36°
Wed, 1857° / 39°0
Morning43°feels 37°
Afternoon56°feels 54°
Evening51°feels 49°
Overnight40°feels 33°
57 °
Altona, Wednesday, 18 November
Overcast. High 57°, low 39°.
Pressure30.27 inHg
Wind13.4 mph S
Humidity57%
Visibility6.2 mi
Dew point39°
Thu, 1960° / 49°0.04
Morning52°feels 48°
Afternoon59°feels 58°
Evening56°feels 56°
Overnight53°feels 51°
60 °
Altona, Thursday, 19 November
Light rain. High 60°, low 49°.
Pressure30.18 inHg
Wind14.2 mph S
Humidity62%
Visibility—
Dew point45°
Fri, 2062° / 47°0
Morning51°feels 51°
Afternoon60°feels 58°
Evening57°feels 55°
Overnight57°feels 56°
62 °
Altona, Friday, 20 November
Partly cloudy. High 62°, low 47°.
Pressure30.18 inHg
Wind14.4 mph S
Humidity47%
Visibility—
Dew point38°
Sat, 2160° / 48°0.11
Morning56°feels 55°
Afternoon57°feels 56°
Evening53°feels 50°
Overnight49°feels 44°
60 °
Altona, Saturday, 21 November
Light rain. High 60°, low 48°.
Pressure29.83 inHg
Wind20.7 mph SW
Humidity79%
Visibility—
Dew point51°
Sun, 2247° / 38°0
Morning44°feels 37°
Afternoon44°feels 37°
Evening40°feels 36°
Overnight39°feels 35°
47 °
Altona, Sunday, 22 November
Overcast. High 47°, low 38°.
Pressure30.33 inHg
Wind16 mph NW
Humidity58%
Visibility—
Dew point30°
Mon, 2342° / 31°0
Morning34°feels 29°
Afternoon41°feels 36°
Evening35°feels 30°
Overnight33°feels 27°
42 °
Altona, Monday, 23 November
Clear. High 42°, low 31°.
Pressure30.53 inHg
Wind8.3 mph NE
Humidity49%
Visibility—
Dew point23°
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 Altona, 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.