Newburg, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Newburg, a city in Phelps County, Missouri.
Today
91°F
Sunny
Sunny. High near 91, with temperatures falling to around 89 in the afternoon. Heat index values as high as 94. Southeast wind 2 to 6 mph.
7-day forecast for Newburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Sunny | 2 to 6 mph SE | 0% |
| Tonight | 69°F | Mostly Clear | 5 mph SE | 1% |
| Wednesday | 93°F | Mostly Sunny | 7 mph S | 14% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely | 6 mph S | 56% |
| Thursday | 90°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 6 mph S | 56% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms | 1 to 5 mph S | 38% |
| Friday | 89°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 38% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 3 mph S | 30% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 5 mph SW | 29% |
| Saturday Night | 71°F | Mostly Clear | 6 mph S | 10% |
| Sunday | 92°F | Sunny | 8 mph S | 4% |
| Sunday Night | 72°F | Mostly Clear | 7 mph S | 2% |
| Monday | 94°F | Sunny | 6 to 9 mph SW | 3% |
| Monday Night | 73°F | Mostly Clear | 7 mph S | 4% |
Forecast source: National Weather Service (api.weather.gov) for Newburg (37.916, -91.900). Updated through the day.
Growing snapshot for Newburg
Last spring frost
Apr 14
First fall frost
Oct 24
Growing season
193 days
Hardiness zone
6b
More local growing data for Newburg: nearby ZIP 65550 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ft Leonard Wood, Mo (11 mi from Newburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.