10-day forecast for Hamilton, IL: 62° to 97°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Tuesday, August 11
80° · 0.93 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0993° / 71°0
Morning76°feels 77°
Afternoon91°feels 96°
Evening85°feels 90°
Overnight73°feels 74°
93 °
Hamilton, Sunday, 9 August
Overcast. High 93°, low 71°.
Pressure29.85 inHg
Wind12.8 mph S
Humidity51%
Visibility6.2 mi
Dew point70°
Mon, 1096° / 73°0
Morning76°feels 76°
Afternoon95°feels 103°
Evening85°feels 90°
Overnight78°feels 79°
96 °
Hamilton, Monday, 10 August
Overcast. High 96°, low 73°.
Pressure29.88 inHg
Wind8.7 mph SW
Humidity55%
Visibility6.2 mi
Dew point71°
Tue, 1197° / 78°0
Morning85°feels 86°
Afternoon94°feels 100°
Evening86°feels 93°
Overnight79°feels 79°
97 °
Hamilton, Tuesday, 11 August
Overcast. High 97°, low 78°.
Pressure29.80 inHg
Wind9.2 mph SW
Humidity60%
Visibility6.2 mi
Dew point70°
Wed, 1286° / 70°0.08
Morning74°feels 74°
Afternoon86°feels 93°
Evening76°feels 78°
Overnight74°feels 74°
86 °
Hamilton, Wednesday, 12 August
Light rain. High 86°, low 70°.
Pressure29.88 inHg
Wind6 mph NW
Humidity69%
Visibility6.2 mi
Dew point71°
Thu, 1380° / 66°0.93
Morning72°feels 73°
Afternoon78°feels 82°
Evening69°feels 70°
Overnight67°feels 67°
80 °
Hamilton, Thursday, 13 August
Heavy rain. High 80°, low 66°.
Pressure29.88 inHg
Wind17 mph NE
Humidity72%
Visibility—
Dew point69°
Fri, 1479° / 62°0.01
Morning68°feels 68°
Afternoon77°feels 78°
Evening73°feels 73°
Overnight68°feels 69°
79 °
Hamilton, Friday, 14 August
Light rain. High 79°, low 62°.
Pressure30.06 inHg
Wind12.8 mph E
Humidity65%
Visibility—
Dew point64°
Sat, 1571° / 65°0.15
Morning67°feels 67°
Afternoon69°feels 70°
Evening69°feels 69°
Overnight66°feels 67°
71 °
Hamilton, Saturday, 15 August
Light rain. High 71°, low 65°.
Pressure30.18 inHg
Wind18.2 mph E
Humidity81%
Visibility—
Dew point63°
Sun, 1678° / 64°0
Morning66°feels 67°
Afternoon71°feels 72°
Evening74°feels 75°
Overnight69°feels 69°
78 °
Hamilton, Sunday, 16 August
Light rain. High 78°, low 64°.
Pressure30.12 inHg
Wind9.7 mph E
Humidity82%
Visibility—
Dew point64°
Mon, 1783° / 67°0.02
Morning71°feels 72°
Afternoon80°feels 80°
Evening78°feels 78°
Overnight70°feels 71°
83 °
Hamilton, Monday, 17 August
Light rain. High 83°, low 67°.
Pressure30.06 inHg
Wind6.6 mph E
Humidity68%
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 Hamilton, 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.