Baltic, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Baltic, a community in New London County, Connecticut.
Tonight
49°F
Partly Cloudy
Partly cloudy. Low around 49, with temperatures rising to around 51 overnight. North wind around 7 mph.
7-day forecast for Baltic
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Partly Cloudy | 7 mph N | 0% |
| Saturday | 69°F | Mostly Sunny | 8 mph E | 0% |
| Saturday Night | 50°F | Mostly Cloudy | 6 mph SE | 0% |
| Sunday | 66°F | Showers And Thunderstorms | 3 to 10 mph SE | 84% |
| Sunday Night | 55°F | Showers And Thunderstorms | 3 to 9 mph SE | 88% |
| Monday | 66°F | Chance Rain Showers | 7 to 12 mph NE | 46% |
| Monday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 22% |
| Tuesday | 63°F | Slight Chance Rain Showers | 13 mph NE | 15% |
| Tuesday Night | 48°F | Mostly Cloudy | 8 to 13 mph NE | 5% |
| Wednesday | 63°F | Partly Sunny | 13 to 17 mph NE | 8% |
| Wednesday Night | 48°F | Chance Rain Showers | 9 to 15 mph NE | 25% |
| Thursday | 62°F | Chance Rain Showers | 16 mph NE | 29% |
| Thursday Night | 48°F | Chance Rain Showers | 9 to 13 mph NE | 34% |
| Friday | 65°F | Chance Rain Showers | 10 to 14 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Baltic (41.610, -72.082). Updated through the day.
Growing snapshot for Baltic
Last spring frost
Apr 14
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
6b
More local growing data for Baltic: nearby ZIP 06330 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Colchester
Conning Towers-Nautilus Park
Gales Ferry
Groton
Groton Long Point
Jewett City
Long Hill
Mashantucket
Mystic
New London
Niantic
Noank
Norwich
Old Mystic
Oxoboxo River
Pawcatuck
Poquonock Bridge
Stonington
Waterford
Climate data from the nearest NOAA station, Norwich Public Utility Plt, Ct (7.5 mi from Baltic). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.