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Mason, IL Hourly Weather Forecast

Next 48 Hours

Sat, Aug 29th 2026

Expect consistent Overcast skies throughout the day. Warming trend from 73°F to 88°. Breezy wind, shifting from SE to SSE at 7.4 mph, while humidity ranges from 33% to 63%, and an avg barometric pressure of 30.05 inHg.
Sat, Aug 29th Temp Humidity Wind (mph) Pressure (inHg) Precip.
10 AM Cloudy at 10 AM on Sat, Aug 29th 2026
Cloudy
UV: 3.7
78°F

Feels
78°F
50% 7.2 SE 30.13 9%
11 AM Overcast at 11 AM on Sat, Aug 29th 2026
Overcast
UV: 5.2
83°F

Feels
83°F
41% 8.3 SSE 30.13 10%
12 PM Overcast at 12 PM on Sat, Aug 29th 2026
Overcast
UV: 7
86°F

Feels
82°F
36% 8.7 SSE 30.1 10%
1 PM Cloudy at 1 PM on Sat, Aug 29th 2026
Cloudy
UV: 6.4
87°F

Feels
84°F
34% 8.5 SSE 30.08 7%
2 PM Overcast at 2 PM on Sat, Aug 29th 2026
Overcast
UV: 3.6
88°F

Feels
84°F
33% 8.7 SSE 30.05 9%
3 PM Overcast at 3 PM on Sat, Aug 29th 2026
Overcast
UV: 4.5
88°F

Feels
86°F
33% 7.4 SSE 30.03 9%
4 PM Overcast at 4 PM on Sat, Aug 29th 2026
Overcast
UV: 2.3
84°F

Feels
83°F
41% 5.6 SE 30.02 10%
5 PM Overcast at 5 PM on Sat, Aug 29th 2026
Overcast
UV: 0.7
82°F

Feels
84°F
51% 4.7 ESE 30.01 12%
6 PM Overcast at 6 PM on Sat, Aug 29th 2026
Overcast
UV: 0.3
82°F

Feels
83°F
52% 4.5 SE 30.01 12%
7 PM Overcast at 7 PM on Sat, Aug 29th 2026
Overcast
UV: 0
80°F

Feels
81°F
59% 5.8 SE 30.01 14%
8 PM Overcast at 8 PM on Sat, Aug 29th 2026
Overcast
UV: 0
76°F

Feels
75°F
63% 7.8 SE 30.01 14%
9 PM Clear at 9 PM on Sat, Aug 29th 2026
Clear
UV: 0
75°F

Feels
73°F
61% 8.7 SSE 30.03 4%
10 PM Partly Cloudy at 10 PM on Sat, Aug 29th 2026
Partly Cloudy
UV: 0
75°F

Feels
73°F
59% 8.5 SSE 30.03 5%
11 PM Partly Cloudy at 11 PM on Sat, Aug 29th 2026
Partly Cloudy
UV: 0
73°F

Feels
71°F
63% 8.9 SSE 30.02 8%

Sun, Aug 30th 2026

Expect consistent Overcast skies throughout the day. Warming trend from 69°F to 95°. Breezy wind, shifting from SSE to S at 9.9 mph, with humidity ranging 24% to 72%, and an avg barometric pressure of 29.98 inHg.
Sun, Aug 30th Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Overcast at 12 AM on Sun, Aug 30th 2026
Overcast
UV: 0
72°F

Feels
70°F
66% 8.1 SSE 30.02 16%
1 AM Overcast at 1 AM on Sun, Aug 30th 2026
Overcast
UV: 0
71°F

Feels
70°F
66% 7.6 S 30.02 16%
2 AM Overcast at 2 AM on Sun, Aug 30th 2026
Overcast
UV: 0
71°F

Feels
70°F
66% 7.8 S 30.02 14%
3 AM Partly Cloudy at 3 AM on Sun, Aug 30th 2026
Partly Cloudy
UV: 0
71°F

Feels
69°F
67% 8.3 SSE 30.01 8%
4 AM Partly Cloudy at 4 AM on Sun, Aug 30th 2026
Partly Cloudy
UV: 0
70°F

Feels
69°F
69% 7.8 S 30.01 9%
5 AM Partly Cloudy at 5 AM on Sun, Aug 30th 2026
Partly Cloudy
UV: 0
70°F

Feels
69°F
71% 7.6 S 30.01 10%
6 AM Clear at 6 AM on Sun, Aug 30th 2026
Clear
UV: 0
69°F

Feels
68°F
72% 7.6 S 30.02 7%
7 AM Overcast at 7 AM on Sun, Aug 30th 2026
Overcast
UV: 0.1
70°F

Feels
69°F
72% 7.6 SSE 30.03 19%
8 AM Overcast at 8 AM on Sun, Aug 30th 2026
Overcast
UV: 0.6
73°F

Feels
73°F
67% 8.1 S 30.03 17%
9 AM Cloudy at 9 AM on Sun, Aug 30th 2026
Cloudy
UV: 1.7
76°F

Feels
73°F
58% 11 S 30.03 11%
10 AM Overcast at 10 AM on Sun, Aug 30th 2026
Overcast
UV: 3.4
81°F

Feels
82°F
51% 11.9 S 30.03 12%
11 AM Overcast at 11 AM on Sun, Aug 30th 2026
Overcast
UV: 6
85°F

Feels
85°F
43% 13 SSW 30.04 9%
12 PM Partly Cloudy at 12 PM on Sun, Aug 30th 2026
Partly Cloudy
UV: 7.2
89°F

Feels
84°F
35% 13.4 SSW 30.02 5%
1 PM Cloudy at 1 PM on Sun, Aug 30th 2026
Cloudy
UV: 7.2
92°F

Feels
86°F
30% 13.9 SSW 29.99 6%
2 PM Partly Cloudy at 2 PM on Sun, Aug 30th 2026
Partly Cloudy
UV: 5.7
94°F

Feels
87°F
26% 13.6 SSW 29.97 3%
3 PM Partly Cloudy at 3 PM on Sun, Aug 30th 2026
Partly Cloudy
UV: 5.3
95°F

Feels
88°F
25% 13 SSW 29.95 4%
4 PM Overcast at 4 PM on Sun, Aug 30th 2026
Overcast
UV: 3.4
95°F

Feels
88°F
24% 12.3 S 29.93 9%
5 PM Overcast at 5 PM on Sun, Aug 30th 2026
Overcast
UV: 1.7
94°F

Feels
88°F
25% 11.6 SSW 29.92 9%
6 PM Overcast at 6 PM on Sun, Aug 30th 2026
Overcast
UV: 0.6
92°F

Feels
90°F
31% 8.5 SSW 29.92 9%
7 PM Cloudy at 7 PM on Sun, Aug 30th 2026
Cloudy
UV: 0
87°F

Feels
85°F
37% 8.5 SSW 29.91 6%
8 PM Clear at 8 PM on Sun, Aug 30th 2026
Clear
UV: 0
84°F

Feels
81°F
38% 7.8 S 29.92 2%
9 PM Clear at 9 PM on Sun, Aug 30th 2026
Clear
UV: 0
81°F

Feels
81°F
43% 9.4 SSE 29.94 1%
10 PM Clear at 10 PM on Sun, Aug 30th 2026
Clear
UV: 0
79°F

Feels
78°F
48% 9.2 S 29.94 2%
11 PM Clear at 11 PM on Sun, Aug 30th 2026
Clear
UV: 0
78°F

Feels
77°F
52% 10.1 S 29.94 2%

Mon, Aug 31st 2026

Partly cloudy early, becoming Clear conditions later. Temps range from 76° to 81°. Breezy wind from the S at 12.9 mph, while humidity ranges from 52% to 59%, and an avg barometric pressure of 29.96 inHg.
Mon, Aug 31st Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Clear at 12 AM on Mon, Aug 31st 2026
Clear
UV: 0
80°F

Feels
79°F
52% 11.2 S 29.94 2%
1 AM Cloudy at 1 AM on Mon, Aug 31st 2026
Cloudy
UV: 0
79°F

Feels
79°F
52% 12.5 S 29.95 7%
2 AM Overcast at 2 AM on Mon, Aug 31st 2026
Overcast
UV: 0
78°F

Feels
76°F
55% 12.3 S 29.94 13%
3 AM Cloudy at 3 AM on Mon, Aug 31st 2026
Cloudy
UV: 0
78°F

Feels
76°F
56% 12.5 S 29.94 9%
4 AM Clear at 4 AM on Mon, Aug 31st 2026
Clear
UV: 0
77°F

Feels
75°F
58% 12.1 S 29.95 3%
5 AM Partly Cloudy at 5 AM on Mon, Aug 31st 2026
Partly Cloudy
UV: 0
77°F

Feels
73°F
57% 13.6 S 29.95 5%
6 AM Partly Cloudy at 6 AM on Mon, Aug 31st 2026
Partly Cloudy
UV: 0
77°F

Feels
72°F
56% 13.4 SSW 29.96 7%
7 AM Partly Cloudy at 7 AM on Mon, Aug 31st 2026
Partly Cloudy
UV: 0.1
76°F

Feels
73°F
59% 12.5 SSW 29.98 5%
8 AM Cloudy at 8 AM on Mon, Aug 31st 2026
Cloudy
UV: 0.7
76°F

Feels
73°F
59% 13 SSW 30 12%
9 AM Cloudy at 9 AM on Mon, Aug 31st 2026
Cloudy
UV: 2.1
81°F

Feels
82°F
52% 15.9 SSW 29.99 8%

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Currently

Cloudy 73°F
30.14 inHg.
Barometer
62%
Humidity
SE 6.9mph
Wind
Cloudy

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