10-day forecast for La Harpe, IL: 60° to 97°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Tuesday, August 11
79° · 1.14 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1094° / 75°0
Morning78°feels 79°
Afternoon92°feels 98°
Evening85°feels 91°
Overnight81°feels 82°
94 °
La Harpe, Monday, 10 August
Overcast. High 94°, low 75°.
Pressure29.88 inHg
Wind5.5 mph SW
Humidity70%
Visibility6.2 mi
Dew point73°
Tue, 1197° / 76°0
Morning79°feels 80°
Afternoon91°feels 99°
Evening85°feels 89°
Overnight80°feels 83°
97 °
La Harpe, Tuesday, 11 August
Partly cloudy. High 97°, low 76°.
Pressure29.83 inHg
Wind11.5 mph SW
Humidity54%
Visibility6.2 mi
Dew point72°
Wed, 1289° / 72°0.06
Morning75°feels 76°
Afternoon89°feels 97°
Evening76°feels 77°
Overnight83°feels 83°
89 °
La Harpe, Wednesday, 12 August
Light rain. High 89°, low 72°.
Pressure29.83 inHg
Wind4.8 mph E
Humidity64%
Visibility6.2 mi
Dew point72°
Thu, 1379° / 65°1.14
Morning71°feels 72°
Afternoon77°feels 77°
Evening67°feels 67°
Overnight70°feels 71°
79 °
La Harpe, Thursday, 13 August
Heavy rain. High 79°, low 65°.
Pressure29.88 inHg
Wind5.9 mph E
Humidity85%
Visibility6.2 mi
Dew point72°
Fri, 1475° / 64°0.46
Morning68°feels 69°
Afternoon74°feels 75°
Evening72°feels 73°
Overnight67°feels 68°
75 °
La Harpe, Friday, 14 August
Rain. High 75°, low 64°.
Pressure30.03 inHg
Wind15.9 mph E
Humidity81%
Visibility—
Dew point67°
Sat, 1585° / 66°0.15
Morning70°feels 71°
Afternoon80°feels 81°
Evening79°feels 84°
Overnight73°feels 75°
85 °
La Harpe, Saturday, 15 August
Light rain. High 85°, low 66°.
Pressure30.09 inHg
Wind15.4 mph SE
Humidity76%
Visibility—
Dew point70°
Sun, 1679° / 65°0
Morning74°feels 75°
Afternoon78°feels 79°
Evening72°feels 73°
Overnight67°feels 67°
79 °
La Harpe, Sunday, 16 August
Overcast. High 79°, low 65°.
Pressure30.06 inHg
Wind14.2 mph N
Humidity71%
Visibility—
Dew point68°
Mon, 1777° / 60°0
Morning65°feels 65°
Afternoon77°feels 77°
Evening72°feels 73°
Overnight64°feels 64°
77 °
La Harpe, Monday, 17 August
Partly cloudy. High 77°, low 60°.
Pressure30.12 inHg
Wind8.3 mph E
Humidity60%
Visibility—
Dew point60°
Tue, 1887° / 62°0
Morning68°feels 69°
Afternoon82°feels 86°
Evening80°feels 85°
Overnight71°feels 73°
87 °
La Harpe, Tuesday, 18 August
Overcast. High 87°, low 62°.
Pressure29.83 inHg
Wind11.9 mph S
Humidity67%
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 La Harpe, 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.