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WeatherLive › Missouri › St. Louis

St. Louis, MO Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSt. Louis · 9:05 AM CDT
38° | 23°
25°C
Feels like 24°
Sunny
+9° vs. normal — warmer than usual for this time of year
WindSW 8 mph · Gusts 26 mph
Precip3% · –
Humidity58% · Dew point 16°
UV index8 Very high
Air Quality50 Good
Pressure30.00 inHg
Visibility6 mi
Sunrise / Sunset6:29 AM · 7:33 PM · 13h 4m

Weather map — St. Louis

Full radar →
Now
28°
1%
10 mph
10:00
31°
1%
12 mph
11:00
35°
1%
12 mph
12:00
35°
2%
11 mph
13:00
36°
4%
10 mph
14:00
38°
9%
9 mph
15:00
38°
9%
9 mph
16:00
38°
9%
9 mph
17:00
38°
9%
9 mph
18:00
37°
9%
9 mph
19:00
36°
9%
9 mph
20:00
35°
9%
9 mph
21:00
33°
8%
9 mph
22:00
33°
6%
9 mph
23:00
31°
5%
9 mph
00:00
31°
2%
9 mph
01:00
30°
1%
9 mph
02:00
29°
1%
9 mph
03:00
28°
1%
8 mph
04:00
28°
2%
8 mph
05:00
27°
8%
9 mph
06:00
27°
11%
7 mph
07:00
27°
3%
7 mph
08:00
28°
2%
8 mph

Today · Mon 8/31

High 38°
3% / –

Sunny. Winds SW at 12 mph.

Tonight · Mon 8/31

Low 27°
8% / –

Mostly cloudy. Winds S at 9 mph.

Tomorrow · Tue 9/1

40° | 27°
1% / –

Sunny. Winds SW at 10 mph.

7-day trend

St. Louis · temperature + precipitation

10-day forecast

Updated 9:05 AM

Details & indices

Wind
8 mph SW
Gusts 26 mph
Humidity
58%
Dew point 16°
Pressure
30.00 inHg
Rising
UV index
8 — Very high
High today
Air Quality
Good
AQI 50 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — St. Louis

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
Very high
Ragweed
High

Sun & moon

Sunrise6:29 AM
Sunset7:33 PM
Length of day13h 4m
Moonrise9:05 PM
Moonset10:08 AM
Moon phase🌖 Waning Gibbous · 87%
Next full moonSep 26 Harvest Moon
Latitude38.6273°N
Longitude-90.1979°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
1991-2020 climate normals — St. Louis

Monthly normals

Full climate page →
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max (°F) 5° 8° 15° 19° 25° 30° 31° 30° 28° 21° 13° 9°
Min (°F) -4° -3° 4° 8° 15° 20° 22° 21° 17° 11° 3° 0°
Precip (in) 3.5 3.0 5.6 5.3 5.7 4.8 6.8 5.0 4.8 3.8 3.1 2.9
Warmest: Jul · ⌀ 89°F Coldest: Jan · ⌀ 25°F Wettest: Jul · 6.8 in
Nearby places in {{REGION}}
Kansas City
Sunny
26° 🌤️
Springfield
—
—
Data sources · Monday, August 31
Where the St. Louis forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 38.6273°N, -90.1979°.
NBM + global weather models
Updated: 9:05 AM
ZIP codes in St. Louis
📮
63101
St. Louis
 📮
63102
St. Louis
 📮
63103
St. Louis
 📮
63104
St. Louis
 📮
63106
St. Louis
 📮
63107
St. Louis
 📮
63110
St. Louis
 📮
63118
St. Louis
 📮
63150
St. Louis
 📮
63155
St. Louis
 📮
63169
St. Louis
 📮
63180
St. Louis
 📮
63182
St. Louis
 📮
63188
St. Louis
 📮
63197
St. Louis
Weather in St. Louis
Over the next 10 days St. Louis tops out around 40° (Thursday) and dips to 19° on the coolest night (Monday). Models drop roughly 0.71 in of precipitation across the stretch — watch Monday (82%). Hold onto the patio furniture Wednesday: gusts could hit 30 mph. Heads up: 2 NWS alerts are active right now, including a Heat Advisory — details on the alerts tab. Right now St. Louis is running about 55° warmer than Columbia. Longer view: continental plains — big swings and a spring severe-storm season.
St. Louis, MO · Elev 466 ft · 38.63°N, 90.20°W · Missouri · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 9:05 AM