5-day weather forecast St. Louis 11-07-2026

Weather forecast St. Louis Saturday, July 11 11.07.2026: sunny, temperature from 22 °C to 31 °C.

Precipitation probability 17%. Wind up to 4.39 m/s (gusts 5.61 m/s). Air humidity 54–96%, atmospheric pressure 760–764 mm Hg, UV index up to 9.3.

Sunrise 05:45
Sunset 20:26

Waning Crescent6% illuminated
Moonrise 02:10 · Moonset 17:54

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Table

← Fri, Jul 10

Sat, Jul 11, 2026

Sun, Jul 12 →

Forecast from 22 °C to 31 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	24	23	23	23	23	23	22	22	22	24	25	27	29	30	30	31	31	31	30	29	27	25	25	24
Precipitation (mm/hr)	0	3.12	1.82	0.4	0.08	0.73	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.52	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	48	72	75	100	53	84	65	56	57	60	35	12	12	14	8	4	9	4	5	7	7	5	74	4
Rain chance (%)	17	79	76	60	35	67	30	22	20	18	11	6	4	4	3	3	3	3	4	6	8	10	51	12

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	1.61	1.61	2.39	0.31	2.11	2.69	3.11	3.11	4.31	4.39	4	3.81	2.19	2.5	2.61	2.11	1.69	2.69	3	2.39	3	2.69	1.5	2
Wind gust (m/s)	3	3.03	4.36	0.53	3.53	4.19	5.5	4.5	5.61	5.28	4.61	4.36	2.53	2.89	3	2.42	1.97	3.36	4.06	3.75	5.5	5.36	3.03	3.94
Wind direction (°)	E 96°	SE 130°	S 184°	SSW 203°	W 274°	WNW 292°	WNW 299°	NW 313°	NW 310°	NW 324°	NNW 348°	NNE 22°	NNE 25°	NNE 20°	NNE 33°	NE 38°	NE 36°	NE 53°	NE 41°	NE 47°	NE 45°	ENE 61°	E 85°	E 84°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	88	91	95	96	96	96	96	94	89	85	78	70	62	58	56	55	54	57	64	72	78	81	85	88

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	760	760	760	760	760	761	761	761	762	762	762	762	763	763	762	762	762	762	761	762	762	762	764	763

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.2	0.6	1.3	3.5	5.1	8.5	9.3	8.8	7.1	4.9	2.6	1.3	0.4	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	7.4	5.3	4.2	2.4	2.8	3.5	4.5	4.3	2.6	3	3.6	4.4	4.8	5.1	5.4	5.5	5.6	5.5	5.4	5.3	5.2	5.1	4.7	4.1
PM10 (µg/m³)	8	5.8	4.6	2.7	3	3.8	4.8	4.5	2.7	3.2	3.8	4.6	5	5.4	5.7	5.9	6.1	6.1	6	5.8	5.7	5.5	5	4.5
Ozone (O₃) (µg/m³)	50	53	52	49	47	46	46	48	53	60	69	84	101	113	117	117	114	110	103	95	83	69	58	54
NO₂ (µg/m³)	19.2	15.3	14.1	14	13.6	12.5	11.2	9.8	8.4	6.9	5.5	4.1	2.7	1.8	1.4	1.4	1.7	2.3	3.4	4.9	7.5	10.6	12.8	13.2
SO₂ (µg/m³)	1.1	0.8	0.7	0.6	0.7	0.8	1.1	1.4	1.9	2.5	2.9	3	3	2.9	2.8	2.6	2.4	2.2	2	1.8	1.6	1.3	1.1	1
CO (µg/m³)	212	225	232	236	234	226	212	197	178	158	144	141	144	146	145	144	144	148	153	158	163	167	171	173

← Fri, Jul 10

Sat, Jul 11, 2026

Sun, Jul 12 →

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.

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