10-day forecast for Harris, IL: 60° to 93°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Sunday, August 9
66° · 0.35 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 76°0.05
Morning80°feels 80°
Afternoon88°feels 100°
Evening81°feels 87°
Overnight80°feels 80°
89 °
Harris, Monday, 10 August
Light rain. High 89°, low 76°.
Pressure29.91 inHg
Wind11.9 mph SW
Humidity69%
Visibility6.2 mi
Dew point75°
Tue, 1187° / 71°0.09
Morning75°feels 76°
Afternoon81°feels 84°
Evening81°feels 88°
Overnight76°feels 77°
87 °
Harris, Tuesday, 11 August
Light rain. High 87°, low 71°.
Pressure29.83 inHg
Wind13.1 mph SW
Humidity73%
Visibility6.2 mi
Dew point71°
Wed, 1283° / 71°0.09
Morning75°feels 76°
Afternoon84°feels 91°
Evening73°feels 75°
Overnight76°feels 77°
83 °
Harris, Wednesday, 12 August
Light rain. High 83°, low 71°.
Pressure29.85 inHg
Wind2.3 mph SE
Humidity77%
Visibility6.2 mi
Dew point74°
Thu, 1379° / 65°0.19
Morning70°feels 70°
Afternoon77°feels 78°
Evening68°feels 69°
Overnight66°feels 67°
79 °
Harris, Thursday, 13 August
Light rain. High 79°, low 65°.
Pressure29.97 inHg
Wind9.4 mph E
Humidity67%
Visibility—
Dew point65°
Fri, 1477° / 61°0.02
Morning66°feels 66°
Afternoon75°feels 76°
Evening70°feels 71°
Overnight64°feels 65°
77 °
Harris, Friday, 14 August
Light rain. High 77°, low 61°.
Pressure30.09 inHg
Wind9.6 mph E
Humidity69%
Visibility—
Dew point63°
Sat, 1566° / 60°0.35
Morning61°feels 61°
Afternoon61°feels 61°
Evening65°feels 65°
Overnight62°feels 62°
66 °
Harris, Saturday, 15 August
Rain. High 66°, low 60°.
Pressure30.27 inHg
Wind11.3 mph SE
Humidity94%
Visibility—
Dew point58°
Sun, 1669° / 61°0
Morning64°feels 64°
Afternoon69°feels 69°
Evening69°feels 69°
Overnight64°feels 64°
69 °
Harris, Sunday, 16 August
Light rain. High 69°, low 61°.
Pressure30.12 inHg
Wind7.7 mph E
Humidity81%
Visibility—
Dew point62°
Mon, 1777° / 62°0.07
Morning67°feels 68°
Afternoon75°feels 76°
Evening74°feels 74°
Overnight68°feels 69°
77 °
Harris, Monday, 17 August
Light rain. High 77°, low 62°.
Pressure30.06 inHg
Wind5.8 mph N
Humidity80%
Visibility—
Dew point67°
Tue, 1882° / 65°0
Morning69°feels 70°
Afternoon79°feels 80°
Evening77°feels 78°
Overnight69°feels 70°
82 °
Harris, Tuesday, 18 August
Overcast. High 82°, low 65°.
Pressure30.00 inHg
Wind5.9 mph SW
Humidity70%
Visibility—
Dew point67°
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 Harris, 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.