10-day forecast for Altamont, IL: 39° to 77°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Wednesday, October 28
64° · 1.57 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2877° / 48°0
Morning51°feels 50°
Afternoon75°feels 75°
Evening63°feels 62°
Overnight52°feels 51°
77 °
Altamont, Wednesday, 28 October
Clear. High 77°, low 48°.
Pressure30.24 inHg
Wind7.7 mph S
Humidity49%
Visibility6.2 mi
Dew point52°
Thu, 2976° / 56°0.02
Morning57°feels 56°
Afternoon76°feels 76°
Evening66°feels 66°
Overnight58°feels 58°
76 °
Altamont, Thursday, 29 October
Light rain. High 76°, low 56°.
Pressure30.15 inHg
Wind8.7 mph SW
Humidity52%
Visibility6.2 mi
Dew point54°
Fri, 3074° / 59°0
Morning61°feels 61°
Afternoon74°feels 74°
Evening67°feels 67°
Overnight60°feels 60°
74 °
Altamont, Friday, 30 October
Overcast. High 74°, low 59°.
Pressure30.21 inHg
Wind6.5 mph E
Humidity73%
Visibility6.2 mi
Dew point61°
Sat, 3168° / 60°0
Morning62°feels 62°
Afternoon67°feels 67°
Evening64°feels 63°
Overnight63°feels 63°
68 °
Altamont, Saturday, 31 October
Light rain. High 68°, low 60°.
Pressure30.15 inHg
Wind8.4 mph SE
Humidity69%
Visibility—
Dew point56°
Sun, 0168° / 58°0.17
Morning60°feels 60°
Afternoon65°feels 65°
Evening63°feels 63°
Overnight61°feels 61°
68 °
Altamont, Sunday, 1 November
Light rain. High 68°, low 58°.
Pressure29.94 inHg
Wind8 mph E
Humidity76%
Visibility—
Dew point57°
Mon, 0268° / 55°0
Morning59°feels 58°
Afternoon67°feels 67°
Evening65°feels 64°
Overnight63°feels 62°
68 °
Altamont, Monday, 2 November
Overcast. High 68°, low 55°.
Pressure29.83 inHg
Wind12.2 mph SE
Humidity62%
Visibility—
Dew point53°
Tue, 0369° / 61°0.62
Morning62°feels 63°
Afternoon65°feels 65°
Evening65°feels 65°
Overnight63°feels 63°
69 °
Altamont, Tuesday, 3 November
Rain. High 69°, low 61°.
Pressure29.80 inHg
Wind16.2 mph SE
Humidity89%
Visibility—
Dew point61°
Wed, 0464° / 52°1.57
Morning59°feels 58°
Afternoon58°feels 56°
Evening55°feels 53°
Overnight57°feels 55°
64 °
Altamont, Wednesday, 4 November
Heavy rain. High 64°, low 52°.
Pressure29.65 inHg
Wind21.5 mph SE
Humidity56%
Visibility—
Dew point43°
Thu, 0550° / 39°0.07
Morning44°feels 37°
Afternoon43°feels 34°
Evening43°feels 34°
Overnight40°feels 31°
50 °
Altamont, Thursday, 5 November
Light rain. High 50°, low 39°.
Pressure29.68 inHg
Wind23.7 mph W
Humidity68%
Visibility—
Dew point33°
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.