10-day forecast for Harlem, IL: 57° to 88°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Monday, August 17
81° · 0.96 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 71°0.23
Morning74°feels 76°
Afternoon87°feels 96°
Evening76°feels 78°
Overnight75°feels 77°
88 °
Harlem, Monday, 10 August
Rain. High 88°, low 71°.
Pressure29.85 inHg
Wind10 mph E
Humidity78%
Visibility6.2 mi
Dew point73°
Tue, 1183° / 67°0.08
Morning73°feels 74°
Afternoon81°feels 85°
Evening76°feels 77°
Overnight68°feels 69°
83 °
Harlem, Tuesday, 11 August
Rain. High 83°, low 67°.
Pressure29.80 inHg
Wind9.5 mph SE
Humidity88%
Visibility6.2 mi
Dew point72°
Wed, 1282° / 68°0.01
Morning72°feels 73°
Afternoon82°feels 85°
Evening71°feels 71°
Overnight69°feels 70°
82 °
Harlem, Wednesday, 12 August
Light rain. High 82°, low 68°.
Pressure29.85 inHg
Wind6.9 mph NW
Humidity72%
Visibility6.2 mi
Dew point71°
Thu, 1374° / 61°0
Morning65°feels 65°
Afternoon73°feels 73°
Evening66°feels 66°
Overnight63°feels 63°
74 °
Harlem, Thursday, 13 August
Overcast. High 74°, low 61°.
Pressure30.03 inHg
Wind8.6 mph E
Humidity61%
Visibility—
Dew point58°
Fri, 1475° / 57°0
Morning62°feels 61°
Afternoon72°feels 72°
Evening66°feels 66°
Overnight60°feels 60°
75 °
Harlem, Friday, 14 August
Partly cloudy. High 75°, low 57°.
Pressure30.15 inHg
Wind9.8 mph E
Humidity55%
Visibility—
Dew point54°
Sat, 1576° / 58°0
Morning64°feels 63°
Afternoon72°feels 72°
Evening70°feels 70°
Overnight67°feels 67°
76 °
Harlem, Saturday, 15 August
Overcast. High 76°, low 58°.
Pressure30.24 inHg
Wind9.2 mph SE
Humidity59%
Visibility—
Dew point56°
Sun, 1675° / 63°0.02
Morning65°feels 65°
Afternoon70°feels 70°
Evening72°feels 73°
Overnight68°feels 68°
75 °
Harlem, Sunday, 16 August
Light rain. High 75°, low 63°.
Pressure30.09 inHg
Wind6 mph SE
Humidity81%
Visibility—
Dew point62°
Mon, 1781° / 64°0
Morning69°feels 69°
Afternoon79°feels 79°
Evening73°feels 73°
Overnight64°feels 65°
81 °
Harlem, Monday, 17 August
Overcast. High 81°, low 64°.
Pressure30.06 inHg
Wind7 mph E
Humidity61%
Visibility—
Dew point63°
Tue, 1876° / 60°0.03
Morning65°feels 65°
Afternoon74°feels 74°
Evening75°feels 76°
Overnight68°feels 69°
76 °
Harlem, Tuesday, 18 August
Light rain. High 76°, low 60°.
Pressure30.03 inHg
Wind7.5 mph S
Humidity80%
Visibility—
Dew point65°
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.