Old Jamestown, MO Weather & Growing Conditions
Today
59°F
Patchy Drizzle
Patchy drizzle before 1pm. Mostly cloudy, with a high near 59. West wind 9 to 14 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 59°F | Patchy Drizzle | 9 to 14 mph W | 12% |
| Tonight | 45°F | Partly Cloudy | 8 mph W | 0% |
| Thursday | 63°F | Sunny | 7 to 13 mph W | 0% |
| Thursday Night | 46°F | Mostly Cloudy | 7 mph NW | 3% |
| Friday | 57°F | Partly Sunny | 8 to 12 mph N | 1% |
| Friday Night | 36°F | Partly Cloudy | 2 to 8 mph N | 0% |
| Saturday | 55°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 36°F | Partly Cloudy | 2 mph NW | 0% |
| Sunday | 61°F | Sunny | 2 to 7 mph NW | 1% |
| Sunday Night | 36°F | Clear | 3 mph W | 0% |
| Monday | 65°F | Sunny | 1 to 6 mph SW | 0% |
| Monday Night | 41°F | Clear | 3 mph SW | 0% |
| Tuesday | 68°F | Sunny | 5 mph W | 1% |
| Tuesday Night | 43°F | Mostly Clear | 2 mph N | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Old Jamestown, MO
Last spring frost
Apr 4
First fall frost
Nov 5
Growing season
214 days
Hardiness zone
7a
Explore more for Old Jamestown, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Alton - Melvin Price L&D, Il (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.