10-day forecast for Byron, IL: 40° to 69°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Sunday, November 1
64° · 0.88 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0167° / 54°0
Morning56°feels 56°
Afternoon66°feels 65°
Evening57°feels 57°
Overnight56°feels 55°
67 °
Byron, Sunday, 1 November
Overcast. High 67°, low 54°.
Pressure30.33 inHg
Wind6.3 mph S
Humidity66%
Visibility6.2 mi
Dew point53°
Mon, 0263° / 51°0.11
Morning54°feels 53°
Afternoon61°feels 60°
Evening59°feels 59°
Overnight53°feels 52°
63 °
Byron, Monday, 2 November
Light rain. High 63°, low 51°.
Pressure30.09 inHg
Wind10.8 mph SE
Humidity78%
Visibility6.2 mi
Dew point51°
Tue, 0369° / 60°0.49
Morning63°feels 64°
Afternoon69°feels 70°
Evening65°feels 65°
Overnight61°feels 61°
69 °
Byron, Tuesday, 3 November
Rain. High 69°, low 60°.
Pressure29.85 inHg
Wind13.3 mph S
Humidity82%
Visibility6.2 mi
Dew point61°
Wed, 0464° / 53°0.88
Morning62°feels 63°
Afternoon62°feels 62°
Evening56°feels 55°
Overnight63°feels 64°
64 °
Byron, Wednesday, 4 November
Heavy rain. High 64°, low 53°.
Pressure29.62 inHg
Wind9.7 mph SW
Humidity85%
Visibility6.2 mi
Dew point58°
Thu, 0560° / 50°0.05
Morning53°feels 52°
Afternoon59°feels 59°
Evening54°feels 53°
Overnight52°feels 51°
60 °
Byron, Thursday, 5 November
Light rain. High 60°, low 50°.
Pressure29.71 inHg
Wind10.2 mph NW
Humidity74%
Visibility—
Dew point51°
Fri, 0655° / 46°0.01
Morning50°feels 47°
Afternoon54°feels 52°
Evening51°feels 49°
Overnight46°feels 44°
55 °
Byron, Friday, 6 November
Light rain. High 55°, low 46°.
Pressure29.94 inHg
Wind11.5 mph NE
Humidity66%
Visibility—
Dew point42°
Sat, 0756° / 41°0
Morning45°feels 42°
Afternoon54°feels 52°
Evening48°feels 46°
Overnight45°feels 42°
56 °
Byron, Saturday, 7 November
Mostly clear. High 56°, low 41°.
Pressure29.91 inHg
Wind7.4 mph N
Humidity58%
Visibility—
Dew point39°
Sun, 0853° / 40°0
Morning44°feels 39°
Afternoon53°feels 50°
Evening50°feels 47°
Overnight47°feels 42°
53 °
Byron, Sunday, 8 November
Clear. High 53°, low 40°.
Pressure29.94 inHg
Wind14.5 mph N
Humidity46%
Visibility—
Dew point31°
Mon, 0956° / 47°0
Morning49°feels 45°
Afternoon52°feels 51°
Evening49°feels 49°
Overnight47°feels 46°
56 °
Byron, Monday, 9 November
Overcast. High 56°, low 47°.
Pressure30.06 inHg
Wind12.2 mph N
Humidity74%
Visibility—
Dew point44°
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 Byron, 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.