10-day forecast for Farmington, IL: 60° to 98°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Tuesday, August 11
75° · 0.84 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 75°0
Morning78°feels 79°
Afternoon92°feels 99°
Evening87°feels 99°
Overnight80°feels 84°
95 °
Farmington, Monday, 10 August
Overcast. High 95°, low 75°.
Pressure29.88 inHg
Wind6.3 mph SW
Humidity58%
Visibility6.2 mi
Dew point70°
Tue, 1198° / 73°0
Morning80°feels 80°
Afternoon92°feels 97°
Evening85°feels 89°
Overnight76°feels 77°
98 °
Farmington, Tuesday, 11 August
Clear. High 98°, low 73°.
Pressure29.83 inHg
Wind16.1 mph SW
Humidity50%
Visibility6.2 mi
Dew point70°
Wed, 1287° / 71°0.06
Morning74°feels 75°
Afternoon87°feels 92°
Evening77°feels 78°
Overnight81°feels 84°
87 °
Farmington, Wednesday, 12 August
Light rain. High 87°, low 71°.
Pressure29.85 inHg
Wind6.1 mph NE
Humidity64%
Visibility6.2 mi
Dew point72°
Thu, 1375° / 64°0.84
Morning70°feels 71°
Afternoon73°feels 74°
Evening64°feels 65°
Overnight69°feels 70°
75 °
Farmington, Thursday, 13 August
Rain. High 75°, low 64°.
Pressure29.91 inHg
Wind21.8 mph E
Humidity85%
Visibility—
Dew point69°
Fri, 1476° / 63°0.37
Morning68°feels 68°
Afternoon75°feels 76°
Evening71°feels 72°
Overnight68°feels 69°
76 °
Farmington, Friday, 14 August
Light rain. High 76°, low 63°.
Pressure30.06 inHg
Wind15.8 mph E
Humidity76%
Visibility—
Dew point66°
Sat, 1578° / 65°0.21
Morning69°feels 70°
Afternoon76°feels 77°
Evening76°feels 77°
Overnight71°feels 72°
78 °
Farmington, Saturday, 15 August
Light rain. High 78°, low 65°.
Pressure30.12 inHg
Wind15.7 mph E
Humidity79%
Visibility—
Dew point67°
Sun, 1680° / 70°0
Morning72°feels 73°
Afternoon77°feels 78°
Evening73°feels 74°
Overnight73°feels 74°
80 °
Farmington, Sunday, 16 August
Overcast. High 80°, low 70°.
Pressure30.03 inHg
Wind14 mph NW
Humidity75%
Visibility—
Dew point68°
Mon, 1777° / 60°0
Morning65°feels 65°
Afternoon76°feels 76°
Evening70°feels 70°
Overnight62°feels 62°
77 °
Farmington, Monday, 17 August
Partly cloudy. High 77°, low 60°.
Pressure30.09 inHg
Wind8.4 mph N
Humidity56%
Visibility—
Dew point58°
Tue, 1883° / 60°0
Morning67°feels 67°
Afternoon79°feels 79°
Evening78°feels 79°
Overnight70°feels 71°
83 °
Farmington, Tuesday, 18 August
Overcast. High 83°, low 60°.
Pressure29.85 inHg
Wind11.2 mph S
Humidity65%
Visibility—
Dew point64°
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 Farmington, 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.