10-day forecast for Harlem, IL: 37° to 73°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Wednesday, October 28
59° · 1.35 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2966° / 47°0
Morning61°feels 61°
Afternoon66°feels 65°
Evening52°feels 50°
Overnight64°feels 64°
66 °
Harlem, Thursday, 29 October
Light rain. High 66°, low 47°.
Pressure30.12 inHg
Wind7.3 mph NW
Humidity83%
Visibility6.2 mi
Dew point57°
Fri, 3061° / 42°0.14
Morning43°feels 42°
Afternoon61°feels 59°
Evening54°feels 53°
Overnight45°feels 43°
61 °
Harlem, Friday, 30 October
Rain. High 61°, low 42°.
Pressure30.33 inHg
Wind4.4 mph SE
Humidity60%
Visibility6.2 mi
Dew point44°
Sat, 3159° / 51°0.72
Morning51°feels 51°
Afternoon58°feels 58°
Evening57°feels 57°
Overnight51°feels 51°
59 °
Harlem, Saturday, 31 October
Rain. High 59°, low 51°.
Pressure30.27 inHg
Wind5.1 mph SE
Humidity85%
Visibility6.2 mi
Dew point52°
Sun, 0167° / 52°0
Morning56°feels 56°
Afternoon65°feels 64°
Evening61°feels 61°
Overnight52°feels 52°
67 °
Harlem, Sunday, 1 November
Overcast. High 67°, low 52°.
Pressure30.30 inHg
Wind8.1 mph SE
Humidity74%
Visibility—
Dew point55°
Mon, 0269° / 56°0.04
Morning60°feels 60°
Afternoon68°feels 68°
Evening63°feels 63°
Overnight61°feels 60°
69 °
Harlem, Monday, 2 November
Light rain. High 69°, low 56°.
Pressure30.03 inHg
Wind15.8 mph SE
Humidity68%
Visibility—
Dew point56°
Tue, 0359° / 56°1.35
Morning57°feels 56°
Afternoon56°feels 56°
Evening57°feels 57°
Overnight57°feels 57°
59 °
Harlem, Tuesday, 3 November
Rain. High 59°, low 56°.
Pressure29.77 inHg
Wind20.9 mph E
Humidity94%
Visibility—
Dew point55°
Wed, 0460° / 56°0.2
Morning58°feels 58°
Afternoon60°feels 60°
Evening58°feels 58°
Overnight57°feels 57°
60 °
Harlem, Wednesday, 4 November
Light rain. High 60°, low 56°.
Pressure29.85 inHg
Wind8 mph SE
Humidity92%
Visibility—
Dew point57°
Thu, 0556° / 45°0.98
Morning55°feels 55°
Afternoon53°feels 51°
Evening48°feels 40°
Overnight47°feels 41°
56 °
Harlem, Thursday, 5 November
Rain. High 56°, low 45°.
Pressure29.65 inHg
Wind20.7 mph N
Humidity93%
Visibility—
Dew point52°
Fri, 0647° / 37°0
Morning40°feels 32°
Afternoon46°feels 40°
Evening40°feels 35°
Overnight37°feels 32°
47 °
Harlem, Friday, 6 November
Overcast. High 47°, low 37°.
Pressure30.15 inHg
Wind18.8 mph N
Humidity58%
Visibility—
Dew point31°
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 Harlem, 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.