10-day forecast for Keys, IL: 63° to 97°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Monday, August 10
83° · 3.01 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 76°0
Morning79°feels 80°
Afternoon92°feels 100°
Evening86°feels 95°
Overnight81°feels 84°
95 °
Keys, Monday, 10 August
Partly cloudy. High 95°, low 76°.
Pressure29.91 inHg
Wind14.6 mph SW
Humidity56%
Visibility6.2 mi
Dew point72°
Tue, 1197° / 72°0.13
Morning76°feels 77°
Afternoon86°feels 92°
Evening88°feels 97°
Overnight73°feels 74°
97 °
Keys, Tuesday, 11 August
Rain. High 97°, low 72°.
Pressure29.85 inHg
Wind13.5 mph SW
Humidity63%
Visibility6.2 mi
Dew point70°
Wed, 1283° / 73°0.35
Morning76°feels 77°
Afternoon79°feels 79°
Evening75°feels 77°
Overnight79°feels 79°
83 °
Keys, Wednesday, 12 August
Rain. High 83°, low 73°.
Pressure29.85 inHg
Wind2.1 mph N
Humidity78%
Visibility6.2 mi
Dew point75°
Thu, 1383° / 64°3.01
Morning73°feels 74°
Afternoon80°feels 84°
Evening67°feels 68°
Overnight65°feels 66°
83 °
Keys, Thursday, 13 August
Heavy rain. High 83°, low 64°.
Pressure29.91 inHg
Wind13.9 mph E
Humidity63%
Visibility—
Dew point67°
Fri, 1477° / 65°0.05
Morning68°feels 69°
Afternoon76°feels 76°
Evening73°feels 73°
Overnight67°feels 68°
77 °
Keys, Friday, 14 August
Light rain. High 77°, low 65°.
Pressure30.06 inHg
Wind12.6 mph E
Humidity74%
Visibility—
Dew point66°
Sat, 1572° / 63°0.11
Morning65°feels 66°
Afternoon69°feels 69°
Evening67°feels 67°
Overnight64°feels 64°
72 °
Keys, Saturday, 15 August
Light rain. High 72°, low 63°.
Pressure30.21 inHg
Wind13.9 mph E
Humidity84%
Visibility—
Dew point63°
Sun, 1676° / 63°0.11
Morning67°feels 67°
Afternoon73°feels 74°
Evening73°feels 74°
Overnight69°feels 70°
76 °
Keys, Sunday, 16 August
Light rain. High 76°, low 63°.
Pressure30.09 inHg
Wind9.2 mph E
Humidity84%
Visibility—
Dew point67°
Mon, 1779° / 64°0.08
Morning69°feels 70°
Afternoon77°feels 78°
Evening76°feels 77°
Overnight69°feels 70°
79 °
Keys, Monday, 17 August
Light rain. High 79°, low 64°.
Pressure30.06 inHg
Wind6.3 mph NE
Humidity76%
Visibility—
Dew point67°
Tue, 1883° / 66°0
Morning70°feels 72°
Afternoon81°feels 85°
Evening79°feels 84°
Overnight72°feels 73°
83 °
Keys, Tuesday, 18 August
Overcast. High 83°, low 66°.
Pressure30.03 inHg
Wind5.8 mph SE
Humidity70%
Visibility—
Dew point69°
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 Keys, 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.