New Haven, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Haven, a city in Franklin County, Missouri.
This Afternoon
75°F
Light Rain
Rain and a slight chance of thunderstorms. Cloudy. High near 75, with temperatures falling to around 66 in the afternoon. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
7-day forecast for New Haven
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Light Rain | 14 mph S | 76% |
| Tonight | 46°F | Rain Likely then Chance Rain Showers | 3 to 9 mph SW | 64% |
| Wednesday | 62°F | Mostly Cloudy | 5 to 10 mph W | 3% |
| Wednesday Night | 36°F | Partly Cloudy | 2 mph SW | 0% |
| Thursday | 65°F | Sunny | 2 to 7 mph W | 5% |
| Thursday Night | 36°F | Mostly Cloudy | 2 mph NW | 12% |
| Friday | 58°F | Mostly Cloudy | 5 mph NW | 4% |
| Friday Night | 33°F | Mostly Cloudy | 1 mph N | 3% |
| Saturday | 57°F | Partly Sunny | 1 mph NW | 0% |
| Saturday Night | 30°F | Partly Cloudy | 0 mph | 3% |
| Sunday | 63°F | Sunny | 0 to 3 mph NW | 8% |
| Sunday Night | 30°F | Mostly Clear | 1 mph N | 3% |
| Monday | 68°F | Sunny | 0 to 3 mph W | 2% |
| Monday Night | 35°F | Mostly Clear | 1 mph NW | 1% |
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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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 Nov 4, 2026.