10-day forecast for Salem, IL: 64° to 98°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Tuesday, August 11
71° · 0.19 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1097° / 77°0.04
Morning79°feels 79°
Afternoon96°feels 105°
Evening86°feels 89°
Overnight81°feels 85°
97 °
Salem, Monday, 10 August
Light rain. High 97°, low 77°.
Pressure29.97 inHg
Wind14.5 mph SW
Humidity55%
Visibility6.2 mi
Dew point72°
Tue, 1198° / 72°0.01
Morning78°feels 79°
Afternoon97°feels 101°
Evening87°feels 92°
Overnight74°feels 74°
98 °
Salem, Tuesday, 11 August
Light rain. High 98°, low 72°.
Pressure29.91 inHg
Wind11.4 mph SW
Humidity58%
Visibility6.2 mi
Dew point71°
Wed, 1294° / 76°0.07
Morning78°feels 79°
Afternoon93°feels 100°
Evening81°feels 86°
Overnight83°feels 85°
94 °
Salem, Wednesday, 12 August
Light rain. High 94°, low 76°.
Pressure29.83 inHg
Wind10.1 mph W
Humidity52%
Visibility6.2 mi
Dew point72°
Thu, 1385° / 70°0.29
Morning75°feels 78°
Afternoon84°feels 89°
Evening76°feels 78°
Overnight71°feels 72°
85 °
Salem, Thursday, 13 August
Rain. High 85°, low 70°.
Pressure29.91 inHg
Wind11.8 mph E
Humidity64%
Visibility—
Dew point70°
Fri, 1471° / 65°0.19
Morning66°feels 67°
Afternoon70°feels 71°
Evening71°feels 71°
Overnight67°feels 68°
71 °
Salem, Friday, 14 August
Light rain. High 71°, low 65°.
Pressure30.06 inHg
Wind16.1 mph E
Humidity83%
Visibility—
Dew point64°
Sat, 1585° / 64°0.06
Morning69°feels 69°
Afternoon80°feels 80°
Evening78°feels 78°
Overnight71°feels 72°
85 °
Salem, Saturday, 15 August
Light rain. High 85°, low 64°.
Pressure30.15 inHg
Wind12.4 mph E
Humidity70%
Visibility—
Dew point67°
Sun, 1688° / 69°0
Morning73°feels 75°
Afternoon83°feels 89°
Evening80°feels 86°
Overnight74°feels 75°
88 °
Salem, Sunday, 16 August
Overcast. High 88°, low 69°.
Pressure30.03 inHg
Wind11.4 mph SE
Humidity72%
Visibility—
Dew point71°
Mon, 1786° / 70°0
Morning74°feels 76°
Afternoon84°feels 87°
Evening79°feels 79°
Overnight74°feels 75°
86 °
Salem, Monday, 17 August
Partly cloudy. High 86°, low 70°.
Pressure30.06 inHg
Wind9 mph E
Humidity61%
Visibility—
Dew point68°
Tue, 1889° / 66°0
Morning73°feels 74°
Afternoon86°feels 89°
Evening82°feels 85°
Overnight76°feels 76°
89 °
Salem, Tuesday, 18 August
Partly cloudy. High 89°, low 66°.
Pressure30.00 inHg
Wind10.1 mph SE
Humidity52%
Visibility—
Dew point65°
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 Salem, 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.