10-day forecast for Altamont, IL: 29° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Friday, November 20
44°
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1344° / 35°0
Morning38°feels 30°
Afternoon43°feels 37°
Evening40°feels 34°
Overnight35°feels 27°
44 °
Altamont, Friday, 13 November
Overcast. High 44°, low 35°.
Pressure30.09 inHg
Wind13 mph N
Humidity63%
Visibility6.2 mi
Dew point27°
Sat, 1449° / 31°0
Morning34°feels 29°
Afternoon49°feels 46°
Evening37°feels 34°
Overnight33°feels 27°
49 °
Altamont, Saturday, 14 November
Clear. High 49°, low 31°.
Pressure30.30 inHg
Wind5.1 mph NW
Humidity54%
Visibility6.2 mi
Dew point29°
Sun, 1551° / 29°0
Morning35°feels 32°
Afternoon51°feels 47°
Evening38°feels 38°
Overnight31°feels 28°
51 °
Altamont, Sunday, 15 November
Partly cloudy. High 51°, low 29°.
Pressure30.47 inHg
Wind2.3 mph N
Humidity49%
Visibility6.2 mi
Dew point27°
Mon, 1653° / 31°0
Morning39°feels 39°
Afternoon52°feels 49°
Evening42°feels 40°
Overnight33°feels 29°
53 °
Altamont, Monday, 16 November
Clear. High 53°, low 31°.
Pressure30.53 inHg
Wind2.1 mph S
Humidity46%
Visibility6.2 mi
Dew point30°
Tue, 1754° / 32°0
Morning38°feels 35°
Afternoon51°feels 48°
Evening43°feels 40°
Overnight39°feels 35°
54 °
Altamont, Tuesday, 17 November
Clear. High 54°, low 32°.
Pressure30.50 inHg
Wind5.6 mph SE
Humidity50%
Visibility—
Dew point32°
Wed, 1860° / 37°0
Morning43°feels 39°
Afternoon57°feels 54°
Evening49°feels 46°
Overnight45°feels 41°
60 °
Altamont, Wednesday, 18 November
Mostly clear. High 60°, low 37°.
Pressure30.36 inHg
Wind9.6 mph S
Humidity44%
Visibility—
Dew point34°
Thu, 1969° / 46°0
Morning53°feels 48°
Afternoon64°feels 62°
Evening57°feels 56°
Overnight52°feels 50°
69 °
Altamont, Thursday, 19 November
Overcast. High 69°, low 46°.
Pressure30.21 inHg
Wind15.8 mph SW
Humidity47%
Visibility—
Dew point42°
Fri, 2069° / 49°0
Morning55°feels 54°
Afternoon66°feels 65°
Evening58°feels 56°
Overnight53°feels 52°
69 °
Altamont, Friday, 20 November
Partly cloudy. High 69°, low 49°.
Pressure30.33 inHg
Wind7.8 mph S
Humidity55%
Visibility—
Dew point48°
Sat, 2166° / 49°0
Morning54°feels 51°
Afternoon64°feels 62°
Evening56°feels 55°
Overnight54°feels 52°
66 °
Altamont, Saturday, 21 November
Overcast. High 66°, low 49°.
Pressure30.24 inHg
Wind11 mph SW
Humidity43%
Visibility—
Dew point40°
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.