Middletown, CT Weather & Growing Conditions
Tonight
51°F
Partly Cloudy
Partly cloudy, with a low around 51. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 70°F | Mostly Sunny | 5 to 8 mph NE | 0% |
| Saturday Night | 53°F | Mostly Cloudy | 2 to 7 mph SE | 2% |
| Sunday | 67°F | Showers And Thunderstorms | 2 to 10 mph SE | 88% |
| Sunday Night | 55°F | Showers And Thunderstorms | 3 to 13 mph SE | 88% |
| Monday | 67°F | Chance Rain Showers | 8 to 13 mph N | 39% |
| Monday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 21% |
| Tuesday | 63°F | Slight Chance Rain Showers | 12 mph NE | 21% |
| Tuesday Night | 48°F | Mostly Cloudy | 9 to 13 mph NE | 7% |
| Wednesday | 63°F | Partly Sunny then Slight Chance Rain Showers | 12 to 16 mph NE | 15% |
| Wednesday Night | 48°F | Slight Chance Rain Showers | 10 to 14 mph NE | 23% |
| Thursday | 63°F | Chance Rain Showers | 16 mph NE | 30% |
| Thursday Night | 49°F | Chance Rain Showers | 10 to 15 mph N | 33% |
| Friday | 66°F | Chance Rain Showers | 10 to 15 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Middletown, CT
Last spring frost
Apr 26
First fall frost
Oct 16
Growing season
175 days
Hardiness zone
6b
Explore more for Middletown, CT: full frost dates · planting calendar · Connecticut frost dates
Climate data from the nearest NOAA station, Meriden Markham Muni Ap, Ct (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.