10-day forecast for Altamont, IL: 30° to 68°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Saturday, November 21
43°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1448° / 31°0
Morning34°feels 29°
Afternoon48°feels 47°
Evening37°feels 34°
Overnight33°feels 27°
48 °
Altamont, Saturday, 14 November
Clear. High 48°, low 31°.
Pressure30.30 inHg
Wind3.8 mph NW
Humidity54%
Visibility6.2 mi
Dew point28°
Sun, 1551° / 30°0
Morning35°feels 33°
Afternoon51°feels 48°
Evening38°feels 38°
Overnight32°feels 28°
51 °
Altamont, Sunday, 15 November
Partly cloudy. High 51°, low 30°.
Pressure30.45 inHg
Wind2.1 mph NW
Humidity49%
Visibility6.2 mi
Dew point28°
Mon, 1652° / 32°0
Morning37°feels 34°
Afternoon52°feels 49°
Evening41°feels 37°
Overnight33°feels 30°
52 °
Altamont, Monday, 16 November
Clear. High 52°, low 32°.
Pressure30.53 inHg
Wind3.5 mph S
Humidity52%
Visibility6.2 mi
Dew point35°
Tue, 1753° / 32°0
Morning38°feels 34°
Afternoon50°feels 47°
Evening42°feels 40°
Overnight34°feels 32°
53 °
Altamont, Tuesday, 17 November
Clear. High 53°, low 32°.
Pressure30.50 inHg
Wind5.7 mph S
Humidity51%
Visibility—
Dew point31°
Wed, 1860° / 37°0
Morning43°feels 39°
Afternoon57°feels 55°
Evening50°feels 48°
Overnight46°feels 42°
60 °
Altamont, Wednesday, 18 November
Partly cloudy. High 60°, low 37°.
Pressure30.36 inHg
Wind8.8 mph S
Humidity46%
Visibility—
Dew point35°
Thu, 1962° / 46°0
Morning51°feels 47°
Afternoon61°feels 59°
Evening57°feels 55°
Overnight54°feels 52°
62 °
Altamont, Thursday, 19 November
Overcast. High 62°, low 46°.
Pressure30.30 inHg
Wind11.6 mph SW
Humidity45%
Visibility—
Dew point38°
Fri, 2068° / 55°0
Morning58°feels 57°
Afternoon65°feels 64°
Evening59°feels 57°
Overnight56°feels 54°
68 °
Altamont, Friday, 20 November
Overcast. High 68°, low 55°.
Pressure30.36 inHg
Wind6.3 mph S
Humidity48%
Visibility—
Dew point45°
Sat, 2168° / 51°0
Morning55°feels 54°
Afternoon66°feels 64°
Evening59°feels 57°
Overnight55°feels 54°
68 °
Altamont, Saturday, 21 November
Partly cloudy. High 68°, low 51°.
Pressure30.21 inHg
Wind10.6 mph SW
Humidity40%
Visibility—
Dew point40°
Sun, 2267° / 53°0
Morning57°feels 55°
Afternoon65°feels 63°
Evening58°feels 55°
Overnight56°feels 54°
67 °
Altamont, Sunday, 22 November
Overcast. High 67°, low 53°.
Pressure30.03 inHg
Wind16 mph S
Humidity37%
Visibility—
Dew point38°
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 Altamont, 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.