Florissant, MO Hourly Weather Forecast
Next 48 Hours
Mon, Sep 28th 2026
Clear conditions expected later. Temps range from 69° to 75°. Light winds from the ENE at 5 mph, as humidity ranges 26% to 31%, and an avg barometric pressure of 29.99 inHg.
| Mon, Sep 28th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
7 PM Clear UV: 0 |
75°F Feels 69°F |
26% | 5.1 ENE | 29.99 | 37.5°F | 1% |
8 PM ClearUV: 0 |
73°F Feels 67°F |
27% | 4.3 ENE | 30 | 36.4°F | 0% |
9 PM ClearUV: 0 |
71°F Feels 66°F |
27% | 4.9 ENE | 30 | 35.8°F | 0% |
10 PM ClearUV: 0 |
70°F Feels 64°F |
28% | 5.1 E | 29.99 | 35.9°F | 1% |
11 PM ClearUV: 0 |
69°F Feels 63°F |
31% | 5.4 E | 29.99 | 36.9°F | 1% |
Tue, Sep 29th 2026
Skies will shift from Sunny skies to Overcast conditions as the day goes on. Warming trend from 63°F to 85°. Light winds, shifting from ESE to SSE at 6.1 mph, with humidity ranging 23% to 58%, and an avg barometric pressure of 29.94 inHg.
| Tue, Sep 29th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM ClearUV: 0 |
67°F Feels 62°F |
33% | 3.8 ESE | 29.99 | 37.2°F | 1% |
1 AM ClearUV: 0 |
66°F Feels 61°F |
36% | 4.3 E | 30 | 38.3°F | 1% |
2 AM ClearUV: 0 |
65°F Feels 61°F |
42% | 4.9 E | 30 | 41.7°F | 1% |
3 AM ClearUV: 0 |
65°F Feels 60°F |
48% | 5.6 ESE | 29.99 | 44.5°F | 2% |
4 AM ClearUV: 0 |
65°F Feels 60°F |
51% | 5.4 SE | 29.99 | 45.9°F | 2% |
5 AM Overcast UV: 0 |
64°F Feels 60°F |
53% | 5.1 SE | 29.99 | 46.7°F | 12% |
6 AM OvercastUV: 0 |
63°F Feels 60°F |
56% | 4.7 SE | 30 | 47.2°F | 13% |
7 AM Sunny UV: 0 |
63°F Feels 60°F |
58% | 4.9 SE | 30 | 48°F | 4% |
8 AM SunnyUV: 0.2 |
63°F Feels 59°F |
56% | 5.8 SE | 30.01 | 47°F | 3% |
9 AM SunnyUV: 1 |
67°F Feels 62°F |
46% | 6.7 SSE | 30.01 | 45.6°F | 2% |
10 AM SunnyUV: 2.4 |
71°F Feels 66°F |
38% | 6.9 SSE | 30.01 | 44.5°F | 1% |
11 AM SunnyUV: 4.2 |
76°F Feels 70°F |
33% | 8.3 SSE | 29.98 | 44.2°F | 1% |
12 PM Partly Cloudy UV: 5.6 |
79°F Feels 73°F |
28% | 7.8 S | 29.97 | 43.2°F | 3% |
1 PM Overcast UV: 6.1 |
82°F Feels 76°F |
24% | 8.3 S | 29.94 | 41.6°F | 9% |
2 PM Partly CloudyUV: 5.5 |
84°F Feels 78°F |
23% | 7.4 S | 29.92 | 41.8°F | 2% |
3 PM SunnyUV: 4.3 |
85°F Feels 79°F |
23% | 7.4 S | 29.89 | 43.1°F | 1% |
4 PM SunnyUV: 2.5 |
85°F Feels 80°F |
24% | 7.6 S | 29.86 | 44°F | 1% |
5 PM SunnyUV: 1.1 |
85°F Feels 80°F |
24% | 7.2 S | 29.86 | 44.7°F | 1% |
6 PM OvercastUV: 0.3 |
83°F Feels 79°F |
28% | 5.6 S | 29.85 | 46.7°F | 8% |
7 PM OvercastUV: 0 |
81°F Feels 77°F |
31% | 5.4 SSE | 29.86 | 47.5°F | 9% |
8 PM OvercastUV: 0 |
80°F Feels 76°F |
33% | 5.8 SSE | 29.87 | 48.1°F | 9% |
9 PM OvercastUV: 0 |
78°F Feels 75°F |
34% | 5.8 S | 29.87 | 48°F | 8% |
10 PM OvercastUV: 0 |
77°F Feels 73°F |
35% | 5.8 S | 29.88 | 47.8°F | 10% |
11 PM OvercastUV: 0 |
76°F Feels 73°F |
36% | 5.8 SSE | 29.87 | 47.4°F | 10% |
Wed, Sep 30th 2026
A full day of Overcast conditions is expected. Warming trend from 72°F to 91°. Breezy wind, shifting from SSE to S at 9.7 mph, with humidity levels between 30% to 37%, and an avg barometric pressure of 29.84 inHg.
| Wed, Sep 30th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM OvercastUV: 0 |
76°F Feels 71°F |
36% | 7.4 SSE | 29.86 | 46.9°F | 10% |
1 AM OvercastUV: 0 |
75°F Feels 69°F |
36% | 8.1 SSE | 29.87 | 45.8°F | 10% |
2 AM OvercastUV: 0 |
74°F Feels 68°F |
35% | 8.1 SSE | 29.87 | 44.7°F | 10% |
3 AM OvercastUV: 0 |
74°F Feels 68°F |
33% | 8.5 SSE | 29.86 | 43.1°F | 10% |
4 AM OvercastUV: 0 |
73°F Feels 67°F |
33% | 8.1 SSE | 29.85 | 42.6°F | 10% |
5 AM OvercastUV: 0 |
73°F Feels 66°F |
33% | 8.1 SSE | 29.86 | 41.7°F | 10% |
6 AM OvercastUV: 0 |
72°F Feels 66°F |
33% | 8.3 S | 29.86 | 42°F | 10% |
7 AM OvercastUV: 0 |
72°F Feels 66°F |
34% | 7.6 S | 29.87 | 42.4°F | 10% |
8 AM OvercastUV: 0.2 |
72°F Feels 66°F |
34% | 9.2 S | 29.87 | 42.4°F | 10% |
9 AM OvercastUV: 0.7 |
74°F Feels 67°F |
35% | 10.3 S | 29.88 | 44.6°F | 10% |
10 AM OvercastUV: 1.4 |
76°F Feels 69°F |
37% | 11 S | 29.88 | 47.7°F | 10% |
11 AM OvercastUV: 2.6 |
79°F Feels 72°F |
37% | 12.1 S | 29.87 | 50.5°F | 10% |
12 PM OvercastUV: 5 |
85°F Feels 79°F |
33% | 12.3 SSW | 29.84 | 52.9°F | 9% |
1 PM OvercastUV: 5.7 |
89°F Feels 84°F |
31% | 12.3 SSW | 29.82 | 54.2°F | 9% |
2 PM OvercastUV: 5.2 |
91°F Feels 86°F |
30% | 11.6 SSW | 29.79 | 55.1°F | 9% |
3 PM Cloudy UV: 3.4 |
91°F Feels 86°F |
31% | 12.1 SSW | 29.77 | 55.8°F | 6% |
4 PM OvercastUV: 2.4 |
91°F Feels 86°F |
30% | 12.5 SSW | 29.76 | 55.7°F | 9% |
5 PM OvercastUV: 0.9 |
90°F Feels 86°F |
32% | 10.1 SSW | 29.76 | 55.7°F | 9% |
6 PM OvercastUV: 0.2 |
88°F Feels 86°F |
35% | 7.4 S | 29.76 | 57.1°F | 10% |
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