Typical Weather in St Louis, MO in March
56° F Avg High
38° F Avg Low
7 Rainy Days
☀️ Temperature Summary
March is one of the cooler months of the year for St Louis, with highs averaging around 56°F. Lows overnight are typically around 38°F. Temperatures will generally increase as the month goes on, with daily high temperatures ranging between 52°F and 63°F.
March is a great time to visit St Louis, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In March you can expect close to a 21% chance of rain for any given day. It rains more than usual in March, with total rainfall for the month typically near 4 inches.
Rainfall Throughout the Year
Planning a trip to St Louis? Try our free trip weather planner