Weather in March 2025

St. Louis weather in March 2025

The weather in St. Louis in March is very cold with temperatures between 0°C and 8°C, warm clothes are a must.

You can expect rain for roughly half of the month of March in St. Louis. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

St. Louis is going to experience quite a number of days of snow during March. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!

Our weather forecast can give you a great sense of what weather to expect in St. Louis in March 2025.

If you’re planning to visit St. Louis in the near future, we highly recommend that you review the 14 day weather forecast for St. Louis before you arrive.

Temperatures
Temperatures
8° / 0°
Rainy Days
Rainy Days
9
Snowy Days
Snowy Days
9
Dry Days
Dry Days
13
Rainfall
Rainfall
131
mm
7.9
Sun Hours
7.9
Hrs

St. Louis annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -1° / -7° 6 8 17 104 mm
Awful
February 1° / -6° 6 7 15 104 mm
Awful
March 8° / 0° 9 13 9 131 mm
Awful
April 14° / 5° 10 17 3 161 mm
Bad
May 21° / 12° 10 21 0 179 mm
Ok
June 25° / 16° 9 21 0 184 mm
Good
July 27° / 17° 9 22 0 165 mm
Good
August 26° / 16° 7 24 0 138 mm
Good
September 23° / 13° 6 24 0 109 mm
Perfect
October 17° / 8° 6 24 1 120 mm
Good
November 9° / 2° 7 18 5 107 mm
Awful
December 3° / -2° 8 11 12 102 mm
Awful
Temperatures in St. Louis in March
Rain in St. Louis in March

Weather in St. Louis in March - FAQ

What is the average temperature in St. Louis in March?
The average temperature in St. Louis in March is 0/8° C.
What is the chance of rain in St. Louis in March?
On average, there are 9 rainy days in St. Louis during March.
Weather wise, is March a good time to visit St. Louis?
The weather in St. Louis in March is awful.
Can it snow in St. Louis in March?
On average, there are 9 snowy days in St. Louis in March.
More about the weather in St. Louis