Bridgeton, MO Weather & Growing Conditions
Overnight
56°F
Slight Chance Drizzle
A slight chance of drizzle. Mostly cloudy, with a low around 56. Southwest wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Slight Chance Drizzle | 10 mph SW | 12% |
| Wednesday | 60°F | Slight Chance Drizzle then Mostly Cloudy | 9 to 14 mph W | 12% |
| Wednesday Night | 47°F | Partly Cloudy | 8 mph W | 0% |
| Thursday | 64°F | Sunny | 7 to 12 mph W | 0% |
| Thursday Night | 48°F | Mostly Cloudy | 7 mph NW | 3% |
| Friday | 58°F | Partly Sunny | 8 to 12 mph N | 1% |
| Friday Night | 38°F | Partly Cloudy | 2 to 8 mph N | 0% |
| Saturday | 56°F | Mostly Sunny | 5 mph NW | 0% |
| Saturday Night | 37°F | Partly Cloudy | 2 mph NW | 0% |
| Sunday | 61°F | Sunny | 2 to 7 mph NW | 1% |
| Sunday Night | 39°F | Clear | 3 mph W | 0% |
| Monday | 66°F | Sunny | 1 to 5 mph SW | 0% |
| Monday Night | 44°F | Clear | 3 mph SW | 0% |
| Tuesday | 69°F | Sunny | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bridgeton, MO
Last spring frost
Apr 2
First fall frost
Nov 4
Growing season
215 days
Hardiness zone
6b
Explore more for Bridgeton, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, St Louis Lambert Intl Ap, Mo (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.