10-day forecast for Altmar, IL: 49° to 72°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Sunday, October 25
66° · 0.71 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 2572° / 49°0
Morning52°feels 51°
Afternoon72°feels 71°
Evening58°feels 57°
Overnight51°feels 50°
72 °
Altmar, Sunday, 25 October
Overcast. High 72°, low 49°.
Pressure30.39 inHg
Wind5 mph S
Humidity51%
Visibility6.2 mi
Dew point50°
Mon, 2670° / 50°0
Morning51°feels 50°
Afternoon70°feels 69°
Evening59°feels 58°
Overnight52°feels 51°
70 °
Altmar, Monday, 26 October
Overcast. High 70°, low 50°.
Pressure30.33 inHg
Wind3.4 mph E
Humidity60%
Visibility6.2 mi
Dew point52°
Tue, 2770° / 50°0
Morning51°feels 50°
Afternoon71°feels 70°
Evening62°feels 61°
Overnight51°feels 50°
70 °
Altmar, Tuesday, 27 October
Overcast. High 70°, low 50°.
Pressure30.24 inHg
Wind6.1 mph S
Humidity63%
Visibility6.2 mi
Dew point54°
Wed, 2872° / 53°0
Morning56°feels 55°
Afternoon70°feels 69°
Evening62°feels 62°
Overnight56°feels 55°
72 °
Altmar, Wednesday, 28 October
Clear. High 72°, low 53°.
Pressure30.18 inHg
Wind9 mph S
Humidity55%
Visibility6.2 mi
Dew point52°
Thu, 2972° / 58°0.01
Morning62°feels 61°
Afternoon71°feels 71°
Evening66°feels 66°
Overnight62°feels 62°
72 °
Altmar, Thursday, 29 October
Light rain. High 72°, low 58°.
Pressure30.12 inHg
Wind10.6 mph SW
Humidity55%
Visibility—
Dew point53°
Fri, 3066° / 55°0
Morning62°feels 62°
Afternoon65°feels 64°
Evening57°feels 55°
Overnight56°feels 55°
66 °
Altmar, Friday, 30 October
Light rain. High 66°, low 55°.
Pressure30.24 inHg
Wind13 mph E
Humidity49%
Visibility—
Dew point46°
Sat, 3169° / 55°0.05
Morning60°feels 58°
Afternoon68°feels 67°
Evening63°feels 63°
Overnight59°feels 58°
69 °
Altmar, Saturday, 31 October
Light rain. High 69°, low 55°.
Pressure30.18 inHg
Wind12.9 mph SE
Humidity54%
Visibility—
Dew point50°
Sun, 0166° / 60°0.71
Morning64°feels 63°
Afternoon65°feels 64°
Evening60°feels 60°
Overnight60°feels 60°
66 °
Altmar, Sunday, 1 November
Rain. High 66°, low 60°.
Pressure29.85 inHg
Wind20.9 mph S
Humidity63%
Visibility—
Dew point52°
Mon, 0261° / 50°0.43
Morning54°feels 53°
Afternoon60°feels 59°
Evening55°feels 53°
Overnight51°feels 49°
61 °
Altmar, Monday, 2 November
Rain. High 61°, low 50°.
Pressure29.77 inHg
Wind21.7 mph N
Humidity65%
Visibility—
Dew point48°
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 Altmar, 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.