Dayville, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dayville, a community in Windham County, Connecticut.
Overnight
49°F
Mostly Cloudy
Mostly cloudy, with a low around 49. North wind around 6 mph.
7-day forecast for Dayville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Mostly Cloudy | 6 mph N | 0% |
| Saturday | 65°F | Mostly Sunny | 1 to 5 mph NE | 0% |
| Saturday Night | 44°F | Mostly Cloudy | 3 mph SE | 0% |
| Sunday | 65°F | Mostly Cloudy then Rain Showers | 2 to 7 mph SE | 80% |
| Sunday Night | 54°F | Rain Showers | 3 to 9 mph E | 86% |
| Monday | 65°F | Chance Rain Showers | 7 to 12 mph NE | 31% |
| Monday Night | 48°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 9 mph NE | 16% |
| Tuesday | 62°F | Partly Sunny | 9 to 13 mph NE | 13% |
| Tuesday Night | 48°F | Mostly Cloudy | 10 mph NE | 6% |
| Wednesday | 62°F | Partly Sunny | 12 to 17 mph NE | 10% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 8 to 13 mph NE | 23% |
| Thursday | 62°F | Chance Rain Showers | 13 to 17 mph NE | 29% |
| Thursday Night | 49°F | Chance Rain Showers | 8 to 13 mph NE | 36% |
| Friday | 65°F | Chance Rain Showers | 14 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov) for Dayville (41.844, -71.882). Updated through the day.
Growing snapshot for Dayville
Last spring frost
May 1
First fall frost
Oct 9
Growing season
161 days
Hardiness zone
6b
More local growing data for Dayville: nearby ZIP 06263 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
Brooklyn
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East Brooklyn
Lake Bungee
Lake Chaffee
Mechanicsville
Moosup
North Grosvenor Dale
Plainfield Village
Putnam
Quasset Lake
Quinebaug
South Windham
South Woodstock
Wauregan
Willimantic
Witches Woods
Climate data from the nearest NOAA station, W Thompson Lake, Ct (7.4 mi from Dayville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.