10-day forecast for Erwin, IL: 37° to 79°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Wednesday, October 28
58° · 0.89 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2879° / 53°0
Morning55°feels 53°
Afternoon76°feels 75°
Evening66°feels 66°
Overnight57°feels 56°
79 °
Erwin, Wednesday, 28 October
Clear. High 79°, low 53°.
Pressure30.15 inHg
Wind8 mph S
Humidity48%
Visibility6.2 mi
Dew point52°
Thu, 2974° / 59°0.02
Morning59°feels 59°
Afternoon73°feels 73°
Evening62°feels 62°
Overnight62°feels 62°
74 °
Erwin, Thursday, 29 October
Light rain. High 74°, low 59°.
Pressure30.09 inHg
Wind7.8 mph W
Humidity57%
Visibility6.2 mi
Dew point57°
Fri, 3071° / 55°0.06
Morning56°feels 56°
Afternoon70°feels 70°
Evening65°feels 66°
Overnight57°feels 57°
71 °
Erwin, Friday, 30 October
Light rain. High 71°, low 55°.
Pressure30.18 inHg
Wind6.2 mph SE
Humidity79%
Visibility6.2 mi
Dew point59°
Sat, 3166° / 58°0.61
Morning60°feels 60°
Afternoon65°feels 65°
Evening62°feels 62°
Overnight60°feels 60°
66 °
Erwin, Saturday, 31 October
Rain. High 66°, low 58°.
Pressure30.12 inHg
Wind7.9 mph NW
Humidity77%
Visibility—
Dew point57°
Sun, 0168° / 57°0.04
Morning61°feels 61°
Afternoon67°feels 66°
Evening60°feels 60°
Overnight57°feels 57°
68 °
Erwin, Sunday, 1 November
Light rain. High 68°, low 57°.
Pressure29.94 inHg
Wind7.5 mph N
Humidity64%
Visibility—
Dew point54°
Mon, 0262° / 53°0.34
Morning56°feels 55°
Afternoon62°feels 61°
Evening60°feels 59°
Overnight58°feels 58°
62 °
Erwin, Monday, 2 November
Rain. High 62°, low 53°.
Pressure29.80 inHg
Wind16.5 mph E
Humidity70%
Visibility—
Dew point51°
Tue, 0365° / 59°0.66
Morning63°feels 63°
Afternoon62°feels 62°
Evening60°feels 59°
Overnight61°feels 60°
65 °
Erwin, Tuesday, 3 November
Rain. High 65°, low 59°.
Pressure29.77 inHg
Wind14.9 mph SE
Humidity72%
Visibility—
Dew point54°
Wed, 0458° / 49°0.89
Morning52°feels 47°
Afternoon57°feels 55°
Evening53°feels 51°
Overnight50°feels 48°
58 °
Erwin, Wednesday, 4 November
Rain. High 58°, low 49°.
Pressure29.56 inHg
Wind20.1 mph W
Humidity57%
Visibility—
Dew point41°
Thu, 0547° / 37°0.09
Morning41°feels 31°
Afternoon40°feels 30°
Evening38°feels 28°
Overnight38°feels 28°
47 °
Erwin, Thursday, 5 November
Light rain. High 47°, low 37°.
Pressure29.71 inHg
Wind25.5 mph NW
Humidity65%
Visibility—
Dew point30°
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 Erwin, 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.