5-day weather forecast St. Louis 01-08-2026

Weather forecast St. Louis Saturday, August 1 01.08.2026: patchy rain possible, temperature from 19 °C to 24 °C.

Precipitation probability 76%. Wind up to 7.11 m/s (gusts 9 m/s). Air humidity 70–98%, atmospheric pressure 753–759 mm Hg, UV index up to 6.9.

Sunrise 06:02
Sunset 20:11
Waning Gibbous83% illuminated
Moonrise 21:48 · Moonset 09:06
Chart
Table
TemperatureRain chanceCloud coverHumidityPressureWindUV Index
00:00Weather
Light rain shower
23 °C76% (1.29 mm/hr)90%96%754 mm HgSSE 152° 4.69 (7.5) m/s0
01:00Weather
Light rain shower
22 °C72% (0.8 mm/hr)96%98%753 mm HgSSE 154° 3.89 (6.75) m/s0
02:00Weather
Light rain shower
22 °C71% (0.67 mm/hr)100%98%753 mm HgS 172° 3.11 (4.97) m/s0
03:00Weather
Fog
23 °C52% (0.09 mm/hr)100%97%753 mm HgW 259° 2.81 (4.22) m/s0
04:00Weather
Patchy rain possible
23 °C43% (0.08 mm/hr)100%98%753 mm HgWNW 300° 4.5 (6.72) m/s0
05:00Weather
Patchy rain possible
22 °C35% (0.01 mm/hr)100%98%753 mm HgNW 309° 4.89 (7.14) m/s0
06:00Weather
Patchy rain possible
21 °C35% (0.01 mm/hr)100%98%754 mm HgNW 311° 5.11 (7.31) m/s0
07:00Weather
Patchy rain possible
21 °C36% (0.02 mm/hr)100%97%754 mm HgNW 325° 4.89 (7.17) m/s0
08:00Weather
Patchy rain possible
21 °C35% (0.02 mm/hr)100%96%755 mm HgNNW 341° 5 (7.14) m/s0.2
09:00Weather
Patchy rain possible
21 °C40% (0.07 mm/hr)100%96%755 mm HgNNW 348° 5.39 (7.64) m/s0.5
10:00Weather
Patchy rain possible
20 °C39% (0.06 mm/hr)100%95%756 mm HgN 355° 6.19 (8.78) m/s0.7
11:00Weather
Patchy rain possible
20 °C35% (0.03 mm/hr)100%94%757 mm HgN 354° 6.5 (9) m/s1.4
12:00Weather
Patchy rain possible
20 °C33% (0.02 mm/hr)100%92%757 mm HgN 356° 6.39 (8.92) m/s1.9
13:00Weather
Patchy rain possible
20 °C31% (0.02 mm/hr)100%90%757 mm HgN 357° 6.31 (8.81) m/s2.4
14:00Weather
Patchy rain possible
21 °C30% (0.03 mm/hr)100%85%758 mm HgN 7° 6.39 (8.75) m/s6.9
15:00Weather
Patchy rain possible
22 °C24% (0.02 mm/hr)99%78%758 mm HgNNE 13° 6.39 (8.03) m/s3.7
16:00Weather
Patchy rain possible
24 °C21% (0.05 mm/hr)97%70%757 mm HgNNE 13° 7.11 (8.17) m/s3.4
17:00Weather
Patchy rain possible
24 °C15% (0.03 mm/hr)65%72%758 mm HgNNE 17° 6.11 (7.78) m/s1.9
18:00Weather
Patchy rain possible
24 °C19% (0.04 mm/hr)84%71%758 mm HgNNE 20° 6.11 (7.81) m/s0.9
19:00Weather
Patchy rain possible
23 °C20% (0.07 mm/hr)60%78%758 mm HgNNE 15° 5.81 (8.25) m/s0.2
20:00Weather
Patchy rain possible
22 °C26% (0.09 mm/hr)67%84%758 mm HgNNE 13° 5.31 (8.47) m/s0
21:00Weather
Patchy rain possible
21 °C24% (0.01 mm/hr)82%86%758 mm HgN 10° 4.39 (7.03) m/s0
22:00Weather
Partly cloudy
20 °C16% 34%89%759 mm HgN 3° 3.5 (6.08) m/s0
23:00Weather
Patchy rain possible
19 °C28% (0.01 mm/hr)87%91%759 mm HgN 355° 3.19 (5.69) m/s0

St. Louis on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.