10-day forecast for Grigg, IL: 57° to 103°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Tuesday, August 11
79° · 0.22 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0995° / 72°0
Morning77°feels 78°
Afternoon94°feels 99°
Evening85°feels 88°
Overnight76°feels 77°
95 °
Grigg, Sunday, 9 August
Partly cloudy. High 95°, low 72°.
Pressure29.97 inHg
Wind11.1 mph S
Humidity52%
Visibility6.2 mi
Dew point71°
Mon, 10100° / 74°0
Morning78°feels 80°
Afternoon99°feels 104°
Evening88°feels 91°
Overnight79°feels 79°
100 °
Grigg, Monday, 10 August
Clear. High 100°, low 74°.
Pressure29.97 inHg
Wind11.4 mph SW
Humidity43%
Visibility6.2 mi
Dew point70°
Tue, 11103° / 74°0.02
Morning80°feels 80°
Afternoon101°feels 106°
Evening90°feels 93°
Overnight83°feels 85°
103 °
Grigg, Tuesday, 11 August
Light rain. High 103°, low 74°.
Pressure29.88 inHg
Wind11 mph SW
Humidity38%
Visibility6.2 mi
Dew point67°
Wed, 1289° / 74°0.04
Morning80°feels 80°
Afternoon81°feels 84°
Evening82°feels 88°
Overnight73°feels 74°
89 °
Grigg, Wednesday, 12 August
Light rain. High 89°, low 74°.
Pressure29.85 inHg
Wind16.1 mph W
Humidity51%
Visibility6.2 mi
Dew point67°
Thu, 1379° / 72°0.22
Morning75°feels 76°
Afternoon78°feels 79°
Evening74°feels 76°
Overnight73°feels 74°
79 °
Grigg, Thursday, 13 August
Light rain. High 79°, low 72°.
Pressure29.85 inHg
Wind8.2 mph SE
Humidity79%
Visibility—
Dew point71°
Fri, 1479° / 64°0.04
Morning70°feels 70°
Afternoon78°feels 78°
Evening70°feels 70°
Overnight64°feels 64°
79 °
Grigg, Friday, 14 August
Light rain. High 79°, low 64°.
Pressure30.12 inHg
Wind11.4 mph NE
Humidity50%
Visibility—
Dew point57°
Sat, 1581° / 57°0
Morning63°feels 63°
Afternoon77°feels 77°
Evening72°feels 72°
Overnight64°feels 63°
81 °
Grigg, Saturday, 15 August
Overcast. High 81°, low 57°.
Pressure30.27 inHg
Wind8.8 mph E
Humidity46%
Visibility—
Dew point53°
Sun, 1683° / 61°0.06
Morning65°feels 65°
Afternoon74°feels 74°
Evening77°feels 78°
Overnight73°feels 73°
83 °
Grigg, Sunday, 16 August
Light rain. High 83°, low 61°.
Pressure30.18 inHg
Wind11.9 mph SE
Humidity72%
Visibility—
Dew point62°
Mon, 17100° / 72°0.29
Morning78°feels 82°
Afternoon92°feels 100°
Evening87°feels 96°
Overnight79°feels 82°
100 °
Grigg, Monday, 17 August
Rain. High 100°, low 72°.
Pressure29.94 inHg
Wind18.8 mph S
Humidity49%
Visibility—
Dew point68°
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 Grigg, 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.