Weather tomorrow
°C °F
September 20, 2026
Sunday
19°
0.1 mm
20°
0 mm
21°
0.2 mm
17°
1.6 mm

The local weather in St. Louis tomorrow

Sunday, 20 September 2026

The weather tomorrow in St. Louis will be quite hot with temperatures reaching 24°C. During the evening and night time the temperatures will drop to 16°C.

For deep dive information check out our hourly weather forecast for tomorrow down the page.

Tomorrow's hourly weather in St. Louis

00:0003:0006:0009:0012:0015:0018:0021:00
Temperature21°C20°C20°C19°C20°C24°C21°C17°C
Weather
Partly cloudy
Overcast
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Light rain shower
Light rain shower
Chance of rain14%30%40%38%32%22%40%81%
Precipitation0 mm0 mm0.1 mm0.1 mm0 mm0 mm0.2 mm1.6 mm
Humidity78%91%94%94%90%75%89%97%
Wind7Km/h6Km/h10Km/h14Km/h6Km/h9Km/h13Km/h17Km/h
Wind Gust8Km/h7Km/h35Km/h33Km/h18Km/h13Km/h15Km/h34Km/h
Wind Degree182°
194°
230°
206°
220°
225°
36°
55°
Wind DirectionSSSWSWSSWSWSWNENE
Cloud Cover58%100%100%100%100%100%83%100%
UV Index00001300
Visibility10 Km10 Km10 Km10 Km10 Km10 Km10 Km10 Km

St. Louis tomorrow weather

Morning

The temperature in St. Louis tomorrow in the early morning is 20°C.

If you take into account factors such as wind, humidity and other weather conditions, the temperatures can feel like 20°C.

The chance of rain in St. Louis in the morning is 40%, and the wind will blow at 10km/h.

Noon

The temperature in St. Louis tomorrow at noon time is 20°C and it will feel like 20°C. The humidity will be around 90% with wind speed of 6km/h.

Evening

The temperature in St. Louis tomorrow's evening will get to 24°C.

The chance of rain in St. Louis in the evening time is 22%, with wind speed of 9km/h.

Night

The night temperature in St. Louis tomorrow is 17°C with a wind speed of 17km/h.

The weather in St. Louis tomorrow - FAQ

What is the weather tomorrow in St. Louis?
The wather forecast for tomorrow in St. Louis is mostly patchy rain possible.
What is tomorrow's highest and lowest temperature in St. Louis?
The temperature tomorrow in St. Louis will range between 16° and 24°.
Will it be raining tomorrow in St. Louis?
The chance of rain tomorrow in St. Louis is 81%.
Will it be windy tomorrow in St. Louis?
The wind will blow between 6 Km/h to 17 Km/h tomorrow in St. Louis.
How many hours of sunlight tomorrow in St. Louis?
There will be 2 hours of sun tomorrow in St. Louis.
What time is the sunrise and sunset tomorrow in St. Louis?
The sun will rise at 07:18 and set at 19:33.

Clothing recommendation for St. Louis

Sunday, 20 September 2026
Umbrella
T-Shirt
Long Pants

Sunrise and sunset time in St. Louis tomorrow

What time is the sunset and sunrise in St. Louis tomorrow? The sun will rise at 07:18 and will set at 19:33. There will be 2 hours of sunlight in St. Louis.

Sunrise
07:18
Sunset
19:33
More about the weather in St. Louis