10-day forecast for Erwin, IL: 36° to 76°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Thursday, October 22
47°
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2374° / 48°0
Morning51°feels 50°
Afternoon72°feels 71°
Evening60°feels 59°
Overnight51°feels 50°
74 °
Erwin, Friday, 23 October
Clear. High 74°, low 48°.
Pressure30.30 inHg
Wind7.2 mph S
Humidity47%
Visibility6.2 mi
Dew point49°
Sat, 2471° / 51°0
Morning52°feels 51°
Afternoon71°feels 70°
Evening60°feels 59°
Overnight55°feels 54°
71 °
Erwin, Saturday, 24 October
Mostly clear. High 71°, low 51°.
Pressure30.33 inHg
Wind7.7 mph SE
Humidity51%
Visibility6.2 mi
Dew point49°
Sun, 2575° / 51°0
Morning54°feels 53°
Afternoon73°feels 72°
Evening62°feels 61°
Overnight55°feels 53°
75 °
Erwin, Sunday, 25 October
Overcast. High 75°, low 51°.
Pressure30.36 inHg
Wind3.6 mph S
Humidity51%
Visibility6.2 mi
Dew point50°
Mon, 2673° / 54°0
Morning60°feels 58°
Afternoon71°feels 70°
Evening63°feels 62°
Overnight58°feels 56°
73 °
Erwin, Monday, 26 October
Overcast. High 73°, low 54°.
Pressure30.30 inHg
Wind5.2 mph SE
Humidity46%
Visibility—
Dew point48°
Tue, 2766° / 52°0.03
Morning56°feels 55°
Afternoon63°feels 62°
Evening58°feels 57°
Overnight52°feels 51°
66 °
Erwin, Tuesday, 27 October
Light rain. High 66°, low 52°.
Pressure30.18 inHg
Wind12.3 mph W
Humidity57%
Visibility—
Dew point47°
Wed, 2847° / 43°0
Morning44°feels 38°
Afternoon44°feels 38°
Evening46°feels 43°
Overnight44°feels 38°
47 °
Erwin, Wednesday, 28 October
Overcast. High 47°, low 43°.
Pressure30.36 inHg
Wind14.2 mph NW
Humidity84%
Visibility—
Dew point39°
Thu, 2956° / 36°0
Morning41°feels 36°
Afternoon52°feels 50°
Evening46°feels 46°
Overnight42°feels 39°
56 °
Erwin, Thursday, 29 October
Clear. High 56°, low 36°.
Pressure30.36 inHg
Wind6.1 mph NW
Humidity42%
Visibility—
Dew point29°
Fri, 3064° / 39°0
Morning45°feels 41°
Afternoon60°feels 57°
Evening54°feels 51°
Overnight51°feels 48°
64 °
Erwin, Friday, 30 October
Partly cloudy. High 64°, low 39°.
Pressure30.15 inHg
Wind14.5 mph S
Humidity31%
Visibility—
Dew point27°
Sat, 3168° / 53°0.02
Morning56°feels 54°
Afternoon64°feels 62°
Evening64°feels 62°
Overnight57°feels 56°
68 °
Erwin, Saturday, 31 October
Light rain. High 68°, low 53°.
Pressure29.97 inHg
Wind20.3 mph SW
Humidity41%
Visibility—
Dew point38°
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.