🇺🇸 Weather in St. Louis
Map Overlays:
Hourly Forecast for St. Louis
05:00
17°
0%
06:00
16°
0%
07:00
16°
0%
08:00
17°
0%
09:00
17°
0%
10:00
18°
0%
11:00
18°
0%
12:00
18°
0%
13:00
18°
0%
14:00
19°
80%
15:00
19°
0%
16:00
18°
0%
17:00
17°
100%
18:00
16°
62%
19:00
16°
0%
20:00
16°
0%
21:00
16°
0%
22:00
16°
0%
23:00
16°
0%
00:00
16°
0%
01:00
16°
0%
02:00
16°
73%
03:00
16°
0%
04:00
16°
84%
14-Day Forecast for St. Louis
2026-05-22
Patchy rain nearby
19° /
16°
2026-05-23
Patchy rain nearby
23° /
16°
2026-05-24
Patchy rain nearby
24° /
17°
2026-05-25
Patchy rain nearby
23° /
18°
2026-05-26
Patchy rain nearby
23° /
18°
2026-05-27
Patchy rain nearby
23° /
19°
2026-05-28
Patchy rain nearby
29° /
21°
Additional Forecasts for St. Louis
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 173.8 μg/m³
O₃ (Ozone) 45.0 μg/m³
NO₂ (Nitrogen Dioxide) 10.2 μg/m³
SO₂ (Sulphur Dioxide) 2.5 μg/m³
PM2.5 (Fine particles) 4.8 μg/m³
PM10 (Coarse particles) 4.8 μg/m³