10-day forecast for Mason, IL: 42° to 72°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Friday, October 30
72° · 0.71 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3170° / 58°0
Morning58°feels 56°
Afternoon69°feels 68°
Evening64°feels 63°
Overnight61°feels 59°
70 °
Mason, Saturday, 31 October
Overcast. High 70°, low 58°.
Pressure30.33 inHg
Wind6.2 mph E
Humidity47%
Visibility6.2 mi
Dew point43°
Sun, 0167° / 58°0
Morning58°feels 58°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight61°feels 60°
67 °
Mason, Sunday, 1 November
Overcast. High 67°, low 58°.
Pressure30.33 inHg
Wind13 mph S
Humidity57%
Visibility6.2 mi
Dew point51°
Mon, 0272° / 57°0
Morning59°feels 58°
Afternoon72°feels 71°
Evening67°feels 66°
Overnight57°feels 56°
72 °
Mason, Monday, 2 November
Overcast. High 72°, low 57°.
Pressure30.15 inHg
Wind11.6 mph S
Humidity55%
Visibility6.2 mi
Dew point50°
Tue, 0372° / 64°0.71
Morning65°feels 65°
Afternoon71°feels 71°
Evening65°feels 66°
Overnight64°feels 64°
72 °
Mason, Tuesday, 3 November
Rain. High 72°, low 64°.
Pressure29.94 inHg
Wind15.4 mph S
Humidity72%
Visibility6.2 mi
Dew point61°
Wed, 0466° / 60°0.55
Morning64°feels 65°
Afternoon64°feels 64°
Evening61°feels 60°
Overnight61°feels 60°
66 °
Mason, Wednesday, 4 November
Light rain. High 66°, low 60°.
Pressure29.68 inHg
Wind11.5 mph S
Humidity98%
Visibility—
Dew point64°
Thu, 0570° / 58°0.02
Morning61°feels 61°
Afternoon69°feels 68°
Evening61°feels 61°
Overnight58°feels 58°
70 °
Mason, Thursday, 5 November
Light rain. High 70°, low 58°.
Pressure29.65 inHg
Wind14 mph N
Humidity62%
Visibility—
Dew point55°
Fri, 0659° / 53°0
Morning55°feels 53°
Afternoon58°feels 56°
Evening55°feels 53°
Overnight53°feels 51°
59 °
Mason, Friday, 6 November
Overcast. High 59°, low 53°.
Pressure29.88 inHg
Wind11.9 mph N
Humidity63%
Visibility—
Dew point45°
Sat, 0759° / 48°0
Morning51°feels 48°
Afternoon58°feels 55°
Evening51°feels 49°
Overnight48°feels 45°
59 °
Mason, Saturday, 7 November
Clear. High 59°, low 48°.
Pressure30.06 inHg
Wind10 mph N
Humidity47%
Visibility—
Dew point37°
Sun, 0856° / 42°0
Morning45°feels 40°
Afternoon53°feels 50°
Evening47°feels 43°
Overnight45°feels 40°
56 °
Mason, Sunday, 8 November
Overcast. High 56°, low 42°.
Pressure30.21 inHg
Wind14.8 mph E
Humidity34%
Visibility—
Dew point25°
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 Mason, 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.