New Haven, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Haven, a city in Franklin County, Missouri.
Overnight
64°F
Patchy Fog
Patchy fog. Clear, with a low around 64. East wind around 1 mph.
7-day forecast for New Haven
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Patchy Fog | 1 mph E | 0% |
| Tuesday | 91°F | Patchy Fog then Sunny | 2 mph SE | 0% |
| Tuesday Night | 67°F | Mostly Clear | 2 mph SE | 1% |
| Wednesday | 91°F | Mostly Sunny then Isolated Showers And Thunderstorms | 2 mph S | 20% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms | 2 mph S | 67% |
| Thursday | 88°F | Showers And Thunderstorms Likely | 2 mph S | 68% |
| Thursday Night | 67°F | Partly Cloudy then Chance Showers And Thunderstorms | 1 mph W | 28% |
| Friday | 88°F | Chance Showers And Thunderstorms | 1 mph SW | 28% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 0 mph | 28% |
| Saturday | 91°F | Chance Showers And Thunderstorms then Sunny | 1 mph SW | 28% |
| Saturday Night | 70°F | Mostly Clear | 2 mph S | 6% |
| Sunday | 93°F | Sunny | 5 mph SW | 3% |
| Sunday Night | 72°F | Mostly Clear | 3 mph S | 5% |
| Monday | 95°F | Sunny | 2 to 6 mph SW | 4% |
Forecast source: National Weather Service (api.weather.gov) for New Haven (38.605, -91.218). Updated through the day.
Growing snapshot for New Haven
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
168 days
Hardiness zone
6b
More local growing data for New Haven: nearby ZIP 63068 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
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Charmwood
Gerald
Gray Summit
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Lake St. Clair
Lake Tekakwitha
Leslie
Miramiguoa Park
Oak Grove Village
Pacific
Parkway
St. Clair
Stanton
Sullivan
Three Creeks
Union
Villa Ridge
Washington
Climate data from the nearest NOAA station, Rosebud, Mo (10.7 mi from New Haven). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.