St. James, MO Weather & Growing Conditions
Tonight
48°F
Scattered Rain Showers then Patchy Drizzle
Scattered rain showers before 9pm, then patchy drizzle. Mostly cloudy, with a low around 48. Wind chill values as low as 45. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Scattered Rain Showers then Patchy Drizzle | 10 mph SW | 33% |
| Wednesday | 59°F | Patchy Drizzle then Mostly Cloudy | 9 to 14 mph W | 15% |
| Wednesday Night | 39°F | Mostly Clear | 7 mph SW | 0% |
| Thursday | 65°F | Sunny | 7 to 10 mph W | 10% |
| Thursday Night | 40°F | Slight Chance Rain Showers then Mostly Cloudy | 7 mph NW | 17% |
| Friday | 56°F | Partly Sunny | 6 to 10 mph NW | 8% |
| Friday Night | 36°F | Partly Cloudy | 5 mph N | 3% |
| Saturday | 56°F | Partly Sunny | 5 mph NW | 1% |
| Saturday Night | 34°F | Partly Cloudy | 3 mph W | 2% |
| Sunday | 62°F | Sunny | 3 to 8 mph W | 7% |
| Sunday Night | 34°F | Mostly Clear | 5 mph W | 2% |
| Monday | 67°F | Sunny | 5 to 9 mph SW | 2% |
| Monday Night | 39°F | Mostly Clear | 6 mph SW | 1% |
| Tuesday | 69°F | Sunny | 7 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. James, MO
Last spring frost
Apr 5
First fall frost
Nov 1
Growing season
207 days
Hardiness zone
6b
Explore more for St. James, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Rolla Missouri S&T, Mo (9.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.