10-day forecast for Altmar, IL: 42° to 74°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Thursday, October 22
59°
Worst day: Friday, October 30
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2274° / 47°0
Morning51°feels 51°
Afternoon73°feels 73°
Evening56°feels 55°
Overnight50°feels 49°
74 °
Altmar, Thursday, 22 October
Clear. High 74°, low 47°.
Pressure30.27 inHg
Wind1 mph NE
Humidity55%
Visibility6.2 mi
Dew point52°
Fri, 2371° / 49°0
Morning51°feels 50°
Afternoon71°feels 70°
Evening59°feels 58°
Overnight52°feels 51°
71 °
Altmar, Friday, 23 October
Clear. High 71°, low 49°.
Pressure30.33 inHg
Wind4.9 mph SE
Humidity57%
Visibility6.2 mi
Dew point52°
Sat, 2469° / 49°0
Morning50°feels 49°
Afternoon69°feels 68°
Evening59°feels 58°
Overnight53°feels 52°
69 °
Altmar, Saturday, 24 October
Overcast. High 69°, low 49°.
Pressure30.39 inHg
Wind8.5 mph S
Humidity51%
Visibility6.2 mi
Dew point48°
Sun, 2572° / 49°0
Morning53°feels 52°
Afternoon69°feels 68°
Evening60°feels 59°
Overnight53°feels 51°
72 °
Altmar, Sunday, 25 October
Overcast. High 72°, low 49°.
Pressure30.36 inHg
Wind5.2 mph S
Humidity52%
Visibility6.2 mi
Dew point49°
Mon, 2671° / 54°0
Morning58°feels 57°
Afternoon69°feels 68°
Evening62°feels 60°
Overnight58°feels 56°
71 °
Altmar, Monday, 26 October
Overcast. High 71°, low 54°.
Pressure30.21 inHg
Wind9.5 mph SW
Humidity45%
Visibility—
Dew point46°
Tue, 2765° / 52°0
Morning55°feels 53°
Afternoon62°feels 61°
Evening60°feels 59°
Overnight57°feels 56°
65 °
Altmar, Tuesday, 27 October
Overcast. High 65°, low 52°.
Pressure30.27 inHg
Wind10 mph E
Humidity55%
Visibility—
Dew point45°
Wed, 2871° / 57°0
Morning61°feels 60°
Afternoon69°feels 68°
Evening64°feels 63°
Overnight63°feels 62°
71 °
Altmar, Wednesday, 28 October
Light rain. High 71°, low 57°.
Pressure30.06 inHg
Wind14.3 mph SW
Humidity50%
Visibility—
Dew point49°
Thu, 2963° / 46°0.02
Morning58°feels 57°
Afternoon55°feels 52°
Evening49°feels 46°
Overnight48°feels 46°
63 °
Altmar, Thursday, 29 October
Light rain. High 63°, low 46°.
Pressure30.21 inHg
Wind13.3 mph N
Humidity59%
Visibility—
Dew point42°
Fri, 3059° / 42°0
Morning47°feels 43°
Afternoon56°feels 53°
Evening51°feels 47°
Overnight49°feels 46°
59 °
Altmar, Friday, 30 October
Overcast. High 59°, low 42°.
Pressure30.27 inHg
Wind12.9 mph E
Humidity31%
Visibility—
Dew point25°
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.