St Louis weather live forecast

Today's maximum temperature in St Louis is expected to be 34°C. Select a day from the live weather forecast for St Louis, Missouri, USA for more weather parameters.

Sunday
22nd Mar
34

9

10

6
Monday
23rd Mar
14

5

5

5
Tuesday
24th Mar
18

7

10

6
Wednesday
25th Mar
26

8

8

6
Thursday
26th Mar
32

19

6

8

5-day weather forecast updated at 04:00 on Monday 23rd March 2026 GMT

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The 5-day weather forecast for Missouri (St Louis) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Louis weather forecast by day

Below are the detailed weather forecasts for St Louis for the next 5 days.

St Louis weather for Sunday 22nd March 2026

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

34
°C maximum temperature
9
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
19
kph wind from N

St Louis weather for Monday 23rd March 2026

Expect broken clouds in St Louis, Missouri with a maximum temperature of 14°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.

14
°C maximum temperature
5
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
12
kph wind from N

St Louis weather for Tuesday 24th March 2026

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 18°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-east.

18
°C maximum temperature
7
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
4
kph wind from SE

St Louis weather for Wednesday 25th March 2026

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 26°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

26
°C maximum temperature
8
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
26
°C wind chill
8
kph wind from S

St Louis weather for Thursday 26th March 2026

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.