10-day forecast for Altamont, IL: 46° to 76°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Friday, October 30
63° · 0.72 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3171° / 58°0
Morning59°feels 57°
Afternoon64°feels 63°
Evening61°feels 60°
Overnight61°feels 59°
71 °
Altamont, Saturday, 31 October
Overcast. High 71°, low 58°.
Pressure30.30 inHg
Wind5.1 mph SE
Humidity48%
Visibility6.2 mi
Dew point43°
Sun, 0170° / 57°0
Morning58°feels 58°
Afternoon70°feels 69°
Evening59°feels 59°
Overnight60°feels 59°
70 °
Altamont, Sunday, 1 November
Overcast. High 70°, low 57°.
Pressure30.30 inHg
Wind9.7 mph SE
Humidity64%
Visibility6.2 mi
Dew point55°
Mon, 0266° / 57°0.01
Morning58°feels 57°
Afternoon66°feels 65°
Evening63°feels 62°
Overnight58°feels 57°
66 °
Altamont, Monday, 2 November
Light rain. High 66°, low 57°.
Pressure30.15 inHg
Wind11.4 mph S
Humidity76%
Visibility6.2 mi
Dew point56°
Tue, 0375° / 62°0
Morning66°feels 66°
Afternoon74°feels 73°
Evening69°feels 69°
Overnight67°feels 67°
75 °
Altamont, Tuesday, 3 November
Overcast. High 75°, low 62°.
Pressure29.94 inHg
Wind15.6 mph S
Humidity58%
Visibility—
Dew point57°
Wed, 0463° / 60°0.72
Morning62°feels 63°
Afternoon63°feels 63°
Evening62°feels 62°
Overnight61°feels 61°
63 °
Altamont, Wednesday, 4 November
Rain. High 63°, low 60°.
Pressure29.74 inHg
Wind15.1 mph SE
Humidity97%
Visibility—
Dew point62°
Thu, 0566° / 56°0.09
Morning61°feels 61°
Afternoon65°feels 64°
Evening58°feels 57°
Overnight57°feels 56°
66 °
Altamont, Thursday, 5 November
Light rain. High 66°, low 56°.
Pressure29.65 inHg
Wind11.7 mph N
Humidity78%
Visibility—
Dew point58°
Fri, 0664° / 48°0
Morning52°feels 49°
Afternoon61°feels 60°
Evening55°feels 54°
Overnight52°feels 50°
64 °
Altamont, Friday, 6 November
Mostly clear. High 64°, low 48°.
Pressure29.83 inHg
Wind10.6 mph NW
Humidity52%
Visibility—
Dew point43°
Sat, 0763° / 46°0
Morning50°feels 47°
Afternoon60°feels 58°
Evening53°feels 51°
Overnight49°feels 47°
63 °
Altamont, Saturday, 7 November
Overcast. High 63°, low 46°.
Pressure30.12 inHg
Wind7.5 mph E
Humidity49%
Visibility—
Dew point40°
Sun, 0857° / 46°0.08
Morning49°feels 46°
Afternoon57°feels 55°
Evening55°feels 53°
Overnight51°feels 49°
57 °
Altamont, Sunday, 8 November
Light rain. High 57°, low 46°.
Pressure29.94 inHg
Wind15.5 mph E
Humidity52%
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.