10-day forecast for Bethalto, IL: 48° to 80°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Friday, October 30
64° · 0.57 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3078° / 59°0
Morning60°feels 59°
Afternoon76°feels 76°
Evening69°feels 69°
Overnight64°feels 64°
78 °
Bethalto, Friday, 30 October
Overcast. High 78°, low 59°.
Pressure30.24 inHg
Wind8.1 mph SE
Humidity63%
Visibility6.2 mi
Dew point58°
Sat, 3172° / 61°0
Morning63°feels 63°
Afternoon70°feels 69°
Evening63°feels 62°
Overnight66°feels 67°
72 °
Bethalto, Saturday, 31 October
Overcast. High 72°, low 61°.
Pressure30.27 inHg
Wind4.7 mph SE
Humidity62%
Visibility6.2 mi
Dew point53°
Sun, 0170° / 59°0.12
Morning59°feels 59°
Afternoon70°feels 70°
Evening63°feels 63°
Overnight61°feels 60°
70 °
Bethalto, Sunday, 1 November
Rain. High 70°, low 59°.
Pressure30.27 inHg
Wind8.3 mph SE
Humidity70%
Visibility6.2 mi
Dew point56°
Mon, 0268° / 59°0
Morning60°feels 60°
Afternoon66°feels 66°
Evening66°feels 66°
Overnight60°feels 59°
68 °
Bethalto, Monday, 2 November
Overcast. High 68°, low 59°.
Pressure30.09 inHg
Wind11.3 mph S
Humidity82%
Visibility6.2 mi
Dew point58°
Tue, 0374° / 64°0.61
Morning65°feels 65°
Afternoon66°feels 67°
Evening66°feels 67°
Overnight65°feels 65°
74 °
Bethalto, Tuesday, 3 November
Rain. High 74°, low 64°.
Pressure29.91 inHg
Wind14.7 mph S
Humidity93%
Visibility—
Dew point64°
Wed, 0464° / 58°0.57
Morning62°feels 62°
Afternoon60°feels 59°
Evening61°feels 61°
Overnight61°feels 62°
64 °
Bethalto, Wednesday, 4 November
Rain. High 64°, low 58°.
Pressure29.77 inHg
Wind13.4 mph S
Humidity78%
Visibility—
Dew point53°
Thu, 0566° / 57°0.06
Morning61°feels 61°
Afternoon64°feels 64°
Evening57°feels 56°
Overnight58°feels 57°
66 °
Bethalto, Thursday, 5 November
Light rain. High 66°, low 57°.
Pressure29.68 inHg
Wind12.4 mph N
Humidity81%
Visibility—
Dew point59°
Fri, 0664° / 48°0
Morning52°feels 50°
Afternoon62°feels 60°
Evening56°feels 54°
Overnight52°feels 50°
64 °
Bethalto, Friday, 6 November
Mostly clear. High 64°, low 48°.
Pressure29.85 inHg
Wind8.5 mph N
Humidity51%
Visibility—
Dew point42°
Sat, 0764° / 48°0
Morning52°feels 50°
Afternoon62°feels 60°
Evening55°feels 53°
Overnight51°feels 49°
64 °
Bethalto, Saturday, 7 November
Partly cloudy. High 64°, low 48°.
Pressure30.09 inHg
Wind7.6 mph E
Humidity48%
Visibility—
Dew point41°
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 Bethalto, 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.