10-day forecast for Harvey, IL: 45° to 74°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
74°
Best day: Wednesday, October 28
58° · 1.12 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2969° / 52°0.03
Morning62°feels 62°
Afternoon66°feels 67°
Evening58°feels 58°
Overnight66°feels 65°
69 °
Harvey, Thursday, 29 October
Light rain. High 69°, low 52°.
Pressure30.09 inHg
Wind7.8 mph W
Humidity67%
Visibility6.2 mi
Dew point56°
Fri, 3063° / 45°0.01
Morning47°feels 46°
Afternoon63°feels 62°
Evening56°feels 55°
Overnight49°feels 47°
63 °
Harvey, Friday, 30 October
Light rain. High 63°, low 45°.
Pressure30.33 inHg
Wind3.4 mph E
Humidity66%
Visibility6.2 mi
Dew point50°
Sat, 3158° / 51°1.12
Morning52°feels 51°
Afternoon56°feels 56°
Evening55°feels 55°
Overnight53°feels 52°
58 °
Harvey, Saturday, 31 October
Heavy rain. High 58°, low 51°.
Pressure30.27 inHg
Wind3.5 mph SE
Humidity91%
Visibility3.5 mi
Dew point52°
Sun, 0165° / 48°0
Morning53°feels 52°
Afternoon64°feels 64°
Evening57°feels 57°
Overnight51°feels 51°
65 °
Harvey, Sunday, 1 November
Clear. High 65°, low 48°.
Pressure30.27 inHg
Wind4.8 mph NE
Humidity78%
Visibility—
Dew point55°
Mon, 0264° / 55°0.04
Morning58°feels 57°
Afternoon63°feels 63°
Evening61°feels 61°
Overnight59°feels 59°
64 °
Harvey, Monday, 2 November
Light rain. High 64°, low 55°.
Pressure30.03 inHg
Wind6.6 mph SE
Humidity78%
Visibility—
Dew point55°
Tue, 0361° / 52°1.02
Morning60°feels 60°
Afternoon60°feels 60°
Evening56°feels 56°
Overnight53°feels 52°
61 °
Harvey, Tuesday, 3 November
Rain. High 61°, low 52°.
Pressure29.59 inHg
Wind19.3 mph E
Humidity81%
Visibility—
Dew point55°
Wed, 0457° / 52°0.14
Morning53°feels 53°
Afternoon56°feels 56°
Evening54°feels 53°
Overnight53°feels 52°
57 °
Harvey, Wednesday, 4 November
Light rain. High 57°, low 52°.
Pressure29.85 inHg
Wind8.1 mph E
Humidity89%
Visibility—
Dew point53°
Thu, 0555° / 52°0
Morning53°feels 51°
Afternoon54°feels 53°
Evening54°feels 53°
Overnight53°feels 52°
55 °
Harvey, Thursday, 5 November
Light rain. High 55°, low 52°.
Pressure29.94 inHg
Wind5.3 mph E
Humidity78%
Visibility—
Dew point47°
Fri, 0654° / 50°0.01
Morning51°feels 49°
Afternoon53°feels 51°
Evening52°feels 49°
Overnight51°feels 49°
54 °
Harvey, Friday, 6 November
Light rain. High 54°, low 50°.
Pressure29.85 inHg
Wind6.3 mph W
Humidity66%
Visibility—
Dew point42°
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.