10-day forecast for Bethalto, IL: 29° to 67°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Thursday, November 19
65° · 0.2 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1656° / 29°0
Morning37°feels 37°
Afternoon55°feels 53°
Evening42°feels 39°
Overnight32°feels 32°
56 °
Bethalto, Monday, 16 November
Clear. High 56°, low 29°.
Pressure30.53 inHg
Wind4.2 mph S
Humidity50%
Visibility6.2 mi
Dew point34°
Tue, 1756° / 35°0
Morning39°feels 35°
Afternoon56°feels 54°
Evening46°feels 42°
Overnight38°feels 34°
56 °
Bethalto, Tuesday, 17 November
Clear. High 56°, low 35°.
Pressure30.50 inHg
Wind6.6 mph S
Humidity56%
Visibility6.2 mi
Dew point39°
Wed, 1859° / 40°0
Morning43°feels 38°
Afternoon58°feels 56°
Evening50°feels 46°
Overnight42°feels 37°
59 °
Bethalto, Wednesday, 18 November
Overcast. High 59°, low 40°.
Pressure30.36 inHg
Wind9.2 mph S
Humidity54%
Visibility6.2 mi
Dew point40°
Thu, 1967° / 45°0.01
Morning54°feels 51°
Afternoon64°feels 62°
Evening58°feels 57°
Overnight45°feels 41°
67 °
Bethalto, Thursday, 19 November
Light rain. High 67°, low 45°.
Pressure30.30 inHg
Wind8.7 mph SW
Humidity53%
Visibility—
Dew point45°
Fri, 2065° / 51°0
Morning55°feels 55°
Afternoon64°feels 64°
Evening58°feels 57°
Overnight54°feels 53°
65 °
Bethalto, Friday, 20 November
Partly cloudy. High 65°, low 51°.
Pressure30.27 inHg
Wind9.5 mph S
Humidity66%
Visibility—
Dew point52°
Sat, 2165° / 48°0.2
Morning53°feels 49°
Afternoon63°feels 62°
Evening55°feels 55°
Overnight54°feels 53°
65 °
Bethalto, Saturday, 21 November
Rain. High 65°, low 48°.
Pressure30.03 inHg
Wind16.2 mph SW
Humidity41%
Visibility—
Dew point38°
Sun, 2254° / 42°0
Morning46°feels 41°
Afternoon52°feels 49°
Evening45°feels 41°
Overnight42°feels 37°
54 °
Bethalto, Sunday, 22 November
Clear. High 54°, low 42°.
Pressure30.30 inHg
Wind12.9 mph NW
Humidity50%
Visibility—
Dew point34°
Mon, 2348° / 34°0
Morning37°feels 32°
Afternoon45°feels 41°
Evening40°feels 35°
Overnight37°feels 31°
48 °
Bethalto, Monday, 23 November
Clear. High 48°, low 34°.
Pressure30.47 inHg
Wind8.9 mph NE
Humidity41%
Visibility—
Dew point22°
Tue, 2450° / 32°0
Morning36°feels 31°
Afternoon46°feels 42°
Evening41°feels 37°
Overnight37°feels 32°
50 °
Bethalto, Tuesday, 24 November
Overcast. High 50°, low 32°.
Pressure30.47 inHg
Wind7.2 mph SE
Humidity38%
Visibility—
Dew point21°
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.