Niangua, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Niangua, a city in Webster County, Missouri.
Overnight
67°F
Mostly Clear
Mostly clear, with a low around 67. South wind around 8 mph.
7-day forecast for Niangua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Mostly Clear | 8 mph S | 0% |
| Tuesday | 91°F | Sunny | 2 to 8 mph S | 0% |
| Tuesday Night | 71°F | Mostly Clear | 3 to 9 mph SE | 1% |
| Wednesday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 8 mph S | 29% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 8 mph S | 47% |
| Thursday | 91°F | Chance Showers And Thunderstorms | 8 mph S | 47% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 45% |
| Friday | 88°F | Chance Showers And Thunderstorms | 6 mph S | 50% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 5 mph S | 38% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 6 mph S | 29% |
| Saturday Night | 71°F | Mostly Clear | 7 mph S | 13% |
| Sunday | 91°F | Sunny | 9 mph S | 4% |
| Sunday Night | 72°F | Mostly Clear | 7 mph S | 3% |
| Monday | 92°F | Sunny | 9 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for Niangua (37.389, -92.830). Updated through the day.
Growing snapshot for Niangua
Last spring frost
Apr 15
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
6b
More local growing data for Niangua: nearby ZIP 65713 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grovespring 1Ne, Mo (8 mi from Niangua). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.