Newtown, MO Weather & Growing Conditions
Tonight
47°F
Slight Chance Rain Showers then Cloudy
A slight chance of rain showers before 9pm. Cloudy, with a low around 47. West southwest wind around 12 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Slight Chance Rain Showers then Cloudy | 12 mph WSW | 20% |
| Wednesday | 54°F | Mostly Cloudy | 10 to 15 mph W | 10% |
| Wednesday Night | 42°F | Mostly Cloudy | 8 mph WSW | 3% |
| Thursday | 54°F | Mostly Cloudy then Chance Rain Showers | 6 to 10 mph WNW | 25% |
| Thursday Night | 41°F | Mostly Cloudy | 6 mph NNW | 11% |
| Friday | 52°F | Partly Sunny | 3 to 8 mph N | 6% |
| Friday Night | 35°F | Mostly Cloudy | 2 mph N | 0% |
| Saturday | 55°F | Partly Sunny | 0 to 3 mph W | 1% |
| Saturday Night | 37°F | Mostly Clear | 2 mph W | 5% |
| Sunday | 61°F | Sunny | 2 to 6 mph W | 3% |
| Sunday Night | 38°F | Mostly Clear | 2 mph SW | 0% |
| Monday | 65°F | Sunny | 3 to 12 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 65°F | Mostly Sunny | 2 to 6 mph N | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newtown, MO
Last spring frost
Apr 25
First fall frost
Oct 15
Growing season
174 days
Hardiness zone
5b
Explore more for Newtown, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Princeton, Mo (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.