10-day forecast for Green Brier, IL: 64° to 95°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Tuesday, August 11
74° · 0.29 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 76°0.02
Morning79°feels 79°
Afternoon94°feels 107°
Evening82°feels 89°
Overnight79°feels 79°
95 °
Green Brier, Monday, 10 August
Light rain. High 95°, low 76°.
Pressure29.97 inHg
Wind14.9 mph SW
Humidity62%
Visibility6.2 mi
Dew point74°
Tue, 1194° / 72°0
Morning76°feels 78°
Afternoon91°feels 102°
Evening84°feels 90°
Overnight75°feels 76°
94 °
Green Brier, Tuesday, 11 August
Overcast. High 94°, low 72°.
Pressure29.91 inHg
Wind11 mph SW
Humidity69%
Visibility6.2 mi
Dew point74°
Wed, 1288° / 73°0.11
Morning76°feels 77°
Afternoon84°feels 91°
Evening79°feels 79°
Overnight82°feels 84°
88 °
Green Brier, Wednesday, 12 August
Light rain. High 88°, low 73°.
Pressure29.83 inHg
Wind4.4 mph W
Humidity76%
Visibility6.2 mi
Dew point73°
Thu, 1385° / 69°0.26
Morning74°feels 76°
Afternoon82°feels 87°
Evening73°feels 74°
Overnight71°feels 73°
85 °
Green Brier, Thursday, 13 August
Light rain. High 85°, low 69°.
Pressure29.94 inHg
Wind11.2 mph NE
Humidity65%
Visibility—
Dew point69°
Fri, 1474° / 65°0.29
Morning68°feels 69°
Afternoon74°feels 74°
Evening69°feels 70°
Overnight67°feels 68°
74 °
Green Brier, Friday, 14 August
Rain. High 74°, low 65°.
Pressure30.09 inHg
Wind14.3 mph NE
Humidity76%
Visibility—
Dew point65°
Sat, 1580° / 64°0.17
Morning68°feels 69°
Afternoon78°feels 78°
Evening76°feels 77°
Overnight70°feels 70°
80 °
Green Brier, Saturday, 15 August
Light rain. High 80°, low 64°.
Pressure30.18 inHg
Wind11.1 mph E
Humidity73%
Visibility—
Dew point66°
Sun, 1683° / 66°0
Morning70°feels 70°
Afternoon79°feels 79°
Evening78°feels 78°
Overnight72°feels 73°
83 °
Green Brier, Sunday, 16 August
Overcast. High 83°, low 66°.
Pressure30.06 inHg
Wind7.8 mph SE
Humidity76%
Visibility—
Dew point69°
Mon, 1784° / 70°0
Morning74°feels 76°
Afternoon82°feels 85°
Evening75°feels 76°
Overnight70°feels 71°
84 °
Green Brier, Monday, 17 August
Partly cloudy. High 84°, low 70°.
Pressure30.06 inHg
Wind8.7 mph N
Humidity65%
Visibility—
Dew point68°
Tue, 1886° / 65°0
Morning71°feels 72°
Afternoon83°feels 86°
Evening79°feels 79°
Overnight73°feels 73°
86 °
Green Brier, Tuesday, 18 August
Partly cloudy. High 86°, low 65°.
Pressure30.00 inHg
Wind6.9 mph NE
Humidity62%
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 Green Brier, 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.