10-day forecast for Harvey, IL: 45° 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
72° · 0.44 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 2572° / 49°0
Morning54°feels 53°
Afternoon71°feels 70°
Evening59°feels 58°
Overnight53°feels 51°
72 °
Harvey, Sunday, 25 October
Overcast. High 72°, low 49°.
Pressure30.42 inHg
Wind4.9 mph SW
Humidity61%
Visibility6.2 mi
Dew point53°
Mon, 2664° / 50°0
Morning50°feels 49°
Afternoon63°feels 62°
Evening53°feels 53°
Overnight54°feels 53°
64 °
Harvey, Monday, 26 October
Overcast. High 64°, low 50°.
Pressure30.36 inHg
Wind5.1 mph NE
Humidity77%
Visibility6.2 mi
Dew point56°
Tue, 2766° / 51°0
Morning52°feels 51°
Afternoon64°feels 64°
Evening59°feels 59°
Overnight52°feels 52°
66 °
Harvey, Tuesday, 27 October
Overcast. High 66°, low 51°.
Pressure30.27 inHg
Wind3.2 mph SE
Humidity82%
Visibility6.2 mi
Dew point55°
Wed, 2871° / 54°0
Morning56°feels 55°
Afternoon70°feels 69°
Evening64°feels 64°
Overnight57°feels 56°
71 °
Harvey, Wednesday, 28 October
Clear. High 71°, low 54°.
Pressure30.15 inHg
Wind8.5 mph S
Humidity62%
Visibility6.2 mi
Dew point53°
Thu, 2967° / 53°0.06
Morning60°feels 60°
Afternoon66°feels 65°
Evening56°feels 55°
Overnight54°feels 53°
67 °
Harvey, Thursday, 29 October
Light rain. High 67°, low 53°.
Pressure30.18 inHg
Wind7 mph SW
Humidity70%
Visibility—
Dew point56°
Fri, 3076° / 51°0
Morning57°feels 56°
Afternoon72°feels 71°
Evening70°feels 69°
Overnight66°feels 64°
76 °
Harvey, Friday, 30 October
Partly cloudy. High 76°, low 51°.
Pressure30.18 inHg
Wind7 mph S
Humidity43%
Visibility—
Dew point46°
Sat, 3172° / 66°0
Morning67°feels 66°
Afternoon72°feels 70°
Evening69°feels 67°
Overnight67°feels 65°
72 °
Harvey, Saturday, 31 October
Overcast. High 72°, low 66°.
Pressure30.03 inHg
Wind12.2 mph S
Humidity35%
Visibility—
Dew point42°
Sun, 0172° / 58°0.44
Morning66°feels 65°
Afternoon71°feels 70°
Evening65°feels 65°
Overnight63°feels 63°
72 °
Harvey, Sunday, 1 November
Rain. High 72°, low 58°.
Pressure29.71 inHg
Wind14.6 mph S
Humidity52%
Visibility—
Dew point52°
Mon, 0259° / 45°0.09
Morning46°feels 41°
Afternoon46°feels 44°
Evening47°feels 47°
Overnight47°feels 45°
59 °
Harvey, Monday, 2 November
Light rain. High 59°, low 45°.
Pressure29.53 inHg
Wind15.2 mph W
Humidity69%
Visibility—
Dew point37°
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 Harvey, 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.