Merwin, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Merwin, a village in Bates County, Missouri.
Overnight
46°F
Patchy Drizzle
Patchy drizzle before 3am. Cloudy, with a low around 46. West northwest wind around 8 mph.
7-day forecast for Merwin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Patchy Drizzle | 8 mph WNW | 9% |
| Wednesday | 59°F | Partly Sunny | 6 to 12 mph W | 0% |
| Wednesday Night | 39°F | Clear | 3 mph WSW | 0% |
| Thursday | 59°F | Sunny | 3 to 7 mph WNW | 0% |
| Thursday Night | 42°F | Partly Cloudy | 5 mph NNW | 2% |
| Friday | 56°F | Partly Sunny | 3 to 7 mph N | 1% |
| Friday Night | 35°F | Mostly Cloudy | 2 mph NNE | 0% |
| Saturday | 56°F | Mostly Sunny | 2 mph NNE | 0% |
| Saturday Night | 35°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 62°F | Sunny | 3 mph NW | 0% |
| Sunday Night | 37°F | Clear | 1 mph W | 0% |
| Monday | 68°F | Sunny | 1 to 7 mph SSW | 0% |
| Monday Night | 41°F | Clear | 3 mph SW | 0% |
| Tuesday | 69°F | Sunny | 5 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Merwin (38.404, -94.591). Updated through the day.
Growing snapshot for Merwin
Last spring frost
Apr 12
First fall frost
Oct 23
Growing season
192 days
Hardiness zone
6b
More local growing data for Merwin: nearby ZIP 64723 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Butler 4W, Mo (10.9 mi from Merwin). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.