Dundas, IL Hourly Weather Forecast
Next 48 Hours
Sat, Sep 5th 2026
Skies will shift from Sunny skies to scattered showers as the day goes on. Extreme heat expected, up to 102°. Breezy wind, shifting from W to NNE at 10.1 mph, as humidity ranges 28% to 92%, and an avg barometric pressure of 29.86 inHg.
| Sat, Sep 5th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 PM Sunny UV: 7.6 |
102°F Feels 116°F |
44% | 8.9 W | 29.89 | 75.8°F | 1% |
1 PM SunnyUV: 8 |
99°F Feels 107°F |
40% | 9.8 WNW | 29.87 | 70.5°F | 2% |
2 PM SunnyUV: 7.2 |
99°F Feels 102°F |
39% | 9.6 WNW | 29.85 | 70.1°F | 2% |
3 PM SunnyUV: 5.5 |
101°F Feels 105°F |
39% | 9.6 NW | 29.83 | 71.7°F | 1% |
4 PM Scattered Thunderstorms UV: 2.8 |
100°F Feels 99°F |
28% | 10.1 NW | 29.82 | 61.6°F | 9% |
5 PM Cloudy UV: 0.6 |
98°F Feels 98°F |
32% | 7.4 N | 29.78 | 62.7°F | 5% |
6 PM Moderate Or Heavy Rain In Area With Thunder UV: 0 |
85°F Feels 89°F |
61% | 19.9 NW | 29.86 | 69.9°F | 79% Rain est. 0.39in |
7 PM Scattered Showers UV: 0 |
75°F Feels 75°F |
82% | 11.6 W | 29.86 | 68.6°F | 28% |
8 PM Overcast UV: 0 |
78°F Feels 81°F |
71% | 6.9 N | 29.86 | 68.1°F | 18% |
9 PM OvercastUV: 0 |
77°F Feels 80°F |
82% | 10.7 NNE | 29.9 | 71.4°F | 24% |
10 PM Scattered Showers UV: 0 |
77°F Feels 82°F |
92% | 8.3 N | 29.92 | 74°F | 35% |
11 PM Scattered ShowersUV: 0 |
76°F Feels 81°F |
92% | 8.7 NNE | 29.91 | 73.7°F | 34% |
Sun, Sep 6th 2026
Skies will shift from Sunny skies to Clear conditions as the day goes on. Warming trend from 68°F to 88°. Breezy wind from the NE at 11.3 mph, with humidity ranging 31% to 98%, and an avg barometric pressure of 29.96 inHg.
| Sun, Sep 6th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Scattered ShowersUV: 0 |
77°F Feels 83°F |
89% | 6.9 NE | 29.9 | 73.6°F | 35% Rain est. 0.01in |
1 AM Scattered ShowersUV: 0 |
77°F Feels 82°F |
94% | 8.7 NE | 29.9 | 74.6°F | 36% |
2 AM Clear UV: 0 |
75°F Feels 78°F |
95% | 9.8 NE | 29.9 | 73°F | 15% |
3 AM ClearUV: 0 |
73°F Feels 77°F |
98% | 8.5 NE | 29.9 | 72.4°F | 18% |
4 AM Partly Cloudy UV: 0 |
72°F Feels 77°F |
98% | 8.1 NE | 29.91 | 71.8°F | 19% |
5 AM ClearUV: 0 |
72°F Feels 75°F |
98% | 8.5 NE | 29.92 | 71°F | 18% |
6 AM ClearUV: 0 |
71°F Feels 75°F |
97% | 7.8 ENE | 29.92 | 70.3°F | 16% |
7 AM Mist UV: 0 |
71°F Feels 74°F |
94% | 7.6 NE | 29.94 | 69.1°F | 19% |
8 AM SunnyUV: 0.7 |
72°F Feels 72°F |
83% | 10.1 NE | 29.97 | 66.1°F | 10% |
9 AM SunnyUV: 1.9 |
74°F Feels 72°F |
65% | 11.6 NE | 29.98 | 61.6°F | 4% |
10 AM SunnyUV: 3.8 |
75°F Feels 70°F |
52% | 12.3 ENE | 30.01 | 56.4°F | 2% |
11 AM Partly Cloudy UV: 5.9 |
80°F Feels 80°F |
42% | 12.1 ENE | 30.01 | 55.1°F | 5% |
12 PM SunnyUV: 7.4 |
84°F Feels 78°F |
37% | 12.8 ENE | 30 | 54.8°F | 1% |
1 PM SunnyUV: 7.8 |
86°F Feels 80°F |
35% | 13.4 NE | 29.99 | 55°F | 1% |
2 PM SunnyUV: 7.1 |
87°F Feels 80°F |
34% | 14.3 NE | 29.98 | 55.1°F | 2% |
3 PM SunnyUV: 5.3 |
88°F Feels 81°F |
31% | 14.1 NE | 29.95 | 54°F | 1% |
4 PM Partly CloudyUV: 3.3 |
88°F Feels 81°F |
31% | 14.3 NE | 29.94 | 53.3°F | 3% |
5 PM Partly CloudyUV: 1.5 |
85°F Feels 78°F |
32% | 14.5 NE | 29.94 | 52.5°F | 2% |
6 PM SunnyUV: 0.5 |
83°F Feels 76°F |
36% | 13.9 NE | 29.96 | 52.7°F | 2% |
7 PM SunnyUV: 0 |
79°F Feels 75°F |
42% | 13.9 NE | 29.96 | 53.4°F | 1% |
8 PM ClearUV: 0 |
75°F Feels 69°F |
49% | 13.6 ENE | 29.97 | 54.8°F | 2% |
9 PM OvercastUV: 0 |
72°F Feels 67°F |
57% | 13 NE | 30 | 55.9°F | 12% |
10 PM ClearUV: 0 |
70°F Feels 66°F |
66% | 11.9 ENE | 30 | 58.1°F | 5% |
11 PM ClearUV: 0 |
68°F Feels 66°F |
76% | 10.3 ENE | 30.01 | 60.2°F | 9% |
Mon, Sep 7th 2026
Skies will shift from Sunny skies to Clear conditions as the day goes on. Warming trend from 61°F to 79°. Breezy wind from the NE at 8.2 mph, with humidity levels between 42% to 96%, and an avg barometric pressure of 30.06 inHg.
| Mon, Sep 7th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM ClearUV: 0 |
66°F Feels 65°F |
85% | 8.3 ENE | 30.03 | 61.3°F | 13% |
1 AM ClearUV: 0 |
64°F Feels 64°F |
92% | 7.6 NE | 30.05 | 61.6°F | 14% |
2 AM ClearUV: 0 |
63°F Feels 62°F |
94% | 8.7 ENE | 30.03 | 61.5°F | 15% |
3 AM Mist UV: 0 |
62°F Feels 62°F |
95% | 7.2 NE | 30.04 | 60.9°F | 38% |
4 AM MistUV: 0 |
62°F Feels 62°F |
95% | 7.4 NE | 30.05 | 60.6°F | 38% |
5 AM Partly CloudyUV: 0 |
61°F Feels 60°F |
96% | 8.1 NE | 30.05 | 60.2°F | 19% |
6 AM MistUV: 0 |
61°F Feels 60°F |
96% | 7.2 NE | 30.05 | 59.3°F | 20% |
7 AM Overcast UV: 0 |
61°F Feels 59°F |
95% | 7.8 NE | 30.06 | 59.1°F | 33% |
8 AM OvercastUV: 0.6 |
62°F Feels 58°F |
82% | 10.1 NE | 30.08 | 56°F | 23% |
9 AM SunnyUV: 1.9 |
68°F Feels 64°F |
64% | 9.8 ENE | 30.09 | 55.5°F | 4% |
10 AM SunnyUV: 3.7 |
74°F Feels 71°F |
51% | 8.3 ENE | 30.09 | 54.9°F | 2% |
11 AM SunnyUV: 5.8 |
79°F Feels 78°F |
42% | 8.3 ENE | 30.08 | 54°F | 1% |
Ask About Weather
Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!Currently
|
99°F |
29.91 inHg.
Barometer 50%
Humidity W 8.1mph Wind |
| Sunny | ||
Hourly Weather Nearby
More Local Information
Bookmark and Share
