10-day forecast for Dahlgren, IL: 66° to 99°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
99°
Best day: Tuesday, August 11
86° · 0.31 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1096° / 76°0
Morning80°feels 80°
Afternoon96°feels 102°
Evening84°feels 87°
Overnight79°feels 80°
96 °
Dahlgren, Monday, 10 August
Clear. High 96°, low 76°.
Pressure29.97 inHg
Wind15.2 mph SW
Humidity49%
Visibility6.2 mi
Dew point70°
Tue, 1199° / 78°0
Morning80°feels 80°
Afternoon98°feels 102°
Evening89°feels 92°
Overnight79°feels 79°
99 °
Dahlgren, Tuesday, 11 August
Overcast. High 99°, low 78°.
Pressure29.91 inHg
Wind7.8 mph SW
Humidity57%
Visibility6.2 mi
Dew point73°
Wed, 1298° / 74°0.28
Morning80°feels 83°
Afternoon96°feels 104°
Evening82°feels 88°
Overnight84°feels 87°
98 °
Dahlgren, Wednesday, 12 August
Rain. High 98°, low 74°.
Pressure29.83 inHg
Wind12.1 mph W
Humidity51%
Visibility6.2 mi
Dew point72°
Thu, 1386° / 71°0.31
Morning76°feels 79°
Afternoon85°feels 92°
Evening80°feels 86°
Overnight72°feels 74°
86 °
Dahlgren, Thursday, 13 August
Light rain. High 86°, low 71°.
Pressure29.91 inHg
Wind13.4 mph NE
Humidity68%
Visibility—
Dew point72°
Fri, 1476° / 68°0.19
Morning69°feels 70°
Afternoon74°feels 75°
Evening73°feels 74°
Overnight68°feels 69°
76 °
Dahlgren, Friday, 14 August
Rain. High 76°, low 68°.
Pressure30.06 inHg
Wind14.9 mph NE
Humidity81%
Visibility—
Dew point67°
Sat, 1585° / 66°0.06
Morning70°feels 72°
Afternoon81°feels 85°
Evening79°feels 83°
Overnight72°feels 73°
85 °
Dahlgren, Saturday, 15 August
Light rain. High 85°, low 66°.
Pressure30.12 inHg
Wind12.3 mph E
Humidity72%
Visibility—
Dew point69°
Sun, 1692° / 69°0
Morning77°feels 81°
Afternoon91°feels 99°
Evening82°feels 90°
Overnight74°feels 76°
92 °
Dahlgren, Sunday, 16 August
Light rain. High 92°, low 69°.
Pressure30.00 inHg
Wind10.2 mph N
Humidity54%
Visibility—
Dew point70°
Mon, 1788° / 71°0.01
Morning75°feels 78°
Afternoon85°feels 90°
Evening80°feels 83°
Overnight75°feels 76°
88 °
Dahlgren, Monday, 17 August
Light rain. High 88°, low 71°.
Pressure30.06 inHg
Wind7.9 mph N
Humidity61%
Visibility—
Dew point69°
Tue, 1888° / 68°0
Morning74°feels 75°
Afternoon86°feels 90°
Evening81°feels 85°
Overnight75°feels 76°
88 °
Dahlgren, Tuesday, 18 August
Clear. High 88°, low 68°.
Pressure30.00 inHg
Wind8.7 mph E
Humidity54%
Visibility—
Dew point66°
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 Dahlgren, 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.