10-day forecast for Sangamon, IL: 62° to 93°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Sunday, August 9
82° · 1.7 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0993° / 71°0
Morning75°feels 77°
Afternoon91°feels 103°
Evening86°feels 95°
Overnight72°feels 73°
93 °
Sangamon, Sunday, 9 August
Mostly clear. High 93°, low 71°.
Pressure29.97 inHg
Wind13.8 mph S
Humidity64%
Visibility6.2 mi
Dew point73°
Mon, 1091° / 76°0.08
Morning79°feels 79°
Afternoon90°feels 99°
Evening83°feels 91°
Overnight80°feels 83°
91 °
Sangamon, Monday, 10 August
Rain. High 91°, low 76°.
Pressure29.94 inHg
Wind14.2 mph SW
Humidity60%
Visibility6.2 mi
Dew point73°
Tue, 1192° / 74°0.04
Morning76°feels 77°
Afternoon86°feels 95°
Evening83°feels 89°
Overnight74°feels 75°
92 °
Sangamon, Tuesday, 11 August
Light rain. High 92°, low 74°.
Pressure29.83 inHg
Wind16.3 mph SW
Humidity55%
Visibility6.2 mi
Dew point71°
Wed, 1284° / 72°0.82
Morning77°feels 78°
Afternoon85°feels 94°
Evening74°feels 76°
Overnight79°feels 79°
84 °
Sangamon, Wednesday, 12 August
Heavy rain. High 84°, low 72°.
Pressure29.85 inHg
Wind2.3 mph NW
Humidity80%
Visibility6.2 mi
Dew point75°
Thu, 1382° / 64°1.7
Morning72°feels 73°
Afternoon80°feels 83°
Evening66°feels 67°
Overnight65°feels 66°
82 °
Sangamon, Thursday, 13 August
Heavy rain. High 82°, low 64°.
Pressure29.94 inHg
Wind13.3 mph SE
Humidity65%
Visibility—
Dew point67°
Fri, 1478° / 65°0.02
Morning68°feels 69°
Afternoon76°feels 77°
Evening72°feels 73°
Overnight66°feels 67°
78 °
Sangamon, Friday, 14 August
Light rain. High 78°, low 65°.
Pressure30.09 inHg
Wind12.2 mph E
Humidity70%
Visibility—
Dew point64°
Sat, 1569° / 63°0.06
Morning64°feels 64°
Afternoon64°feels 64°
Evening65°feels 65°
Overnight63°feels 64°
69 °
Sangamon, Saturday, 15 August
Light rain. High 69°, low 63°.
Pressure30.27 inHg
Wind15.3 mph E
Humidity81%
Visibility—
Dew point58°
Sun, 1674° / 62°0.06
Morning65°feels 66°
Afternoon70°feels 71°
Evening71°feels 72°
Overnight66°feels 66°
74 °
Sangamon, Sunday, 16 August
Light rain. High 74°, low 62°.
Pressure30.12 inHg
Wind10.1 mph E
Humidity85%
Visibility—
Dew point64°
Mon, 1778° / 64°0.06
Morning68°feels 69°
Afternoon74°feels 75°
Evening75°feels 76°
Overnight71°feels 71°
78 °
Sangamon, Monday, 17 August
Light rain. High 78°, low 64°.
Pressure30.06 inHg
Wind6.2 mph N
Humidity83%
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 Sangamon, 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.