10-day forecast for Ganntown, IL: 67° to 105°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
105°
Best day: Sunday, August 16
92° · 0.11 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 73°0
Morning78°feels 79°
Afternoon93°feels 100°
Evening82°feels 87°
Overnight76°feels 77°
93 °
Ganntown, Monday, 10 August
Clear. High 93°, low 73°.
Pressure30.03 inHg
Wind11.9 mph SW
Humidity54%
Visibility6.2 mi
Dew point71°
Tue, 1196° / 74°0
Morning78°feels 79°
Afternoon95°feels 101°
Evening83°feels 88°
Overnight76°feels 77°
96 °
Ganntown, Tuesday, 11 August
Clear. High 96°, low 74°.
Pressure29.97 inHg
Wind10.7 mph SW
Humidity49%
Visibility6.2 mi
Dew point70°
Wed, 1299° / 72°0.06
Morning75°feels 77°
Afternoon97°feels 103°
Evening86°feels 91°
Overnight80°feels 80°
99 °
Ganntown, Wednesday, 12 August
Light rain. High 99°, low 72°.
Pressure29.88 inHg
Wind10.8 mph SW
Humidity53%
Visibility6.2 mi
Dew point71°
Thu, 1392° / 71°0.11
Morning77°feels 79°
Afternoon88°feels 95°
Evening85°feels 94°
Overnight71°feels 71°
92 °
Ganntown, Thursday, 13 August
Light rain. High 92°, low 71°.
Pressure29.91 inHg
Wind12.9 mph E
Humidity56%
Visibility—
Dew point69°
Fri, 1498° / 75°0.01
Morning80°feels 82°
Afternoon93°feels 98°
Evening88°feels 94°
Overnight79°feels 79°
98 °
Ganntown, Friday, 14 August
Light rain. High 98°, low 75°.
Pressure29.97 inHg
Wind10.8 mph S
Humidity43%
Visibility—
Dew point66°
Sat, 1597° / 73°0
Morning80°feels 83°
Afternoon95°feels 102°
Evening88°feels 97°
Overnight80°feels 84°
97 °
Ganntown, Saturday, 15 August
Overcast. High 97°, low 73°.
Pressure30.09 inHg
Wind7.3 mph E
Humidity42%
Visibility—
Dew point67°
Sun, 16105° / 76°0
Morning84°feels 85°
Afternoon101°feels 104°
Evening89°feels 96°
Overnight80°feels 85°
105 °
Ganntown, Sunday, 16 August
Clear. High 105°, low 76°.
Pressure30.00 inHg
Wind12 mph W
Humidity26%
Visibility—
Dew point58°
Mon, 1788° / 70°0.01
Morning75°feels 76°
Afternoon86°feels 87°
Evening79°feels 80°
Overnight71°feels 72°
88 °
Ganntown, Monday, 17 August
Light rain. High 88°, low 70°.
Pressure30.03 inHg
Wind9.1 mph NE
Humidity43%
Visibility—
Dew point60°
Tue, 1896° / 67°0.01
Morning73°feels 74°
Afternoon87°feels 89°
Evening86°feels 92°
Overnight78°feels 81°
96 °
Ganntown, Tuesday, 18 August
Light rain. High 96°, low 67°.
Pressure29.88 inHg
Wind12.6 mph SW
Humidity49%
Visibility—
Dew point63°
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 Ganntown, 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.