West Simsbury, CT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Simsbury, a community in Hartford County, Connecticut.
Today
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 66 in the afternoon. Southwest wind 5 to 9 mph.
7-day forecast for West Simsbury
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Sunny | 5 to 9 mph SW | 2% |
| Tonight | 56°F | Partly Cloudy | 7 mph S | 2% |
| Thursday | 71°F | Patchy Fog then Chance Light Rain | 6 to 12 mph S | 25% |
| Thursday Night | 60°F | Light Rain Likely | 1 to 8 mph S | 67% |
| Friday | 68°F | Light Rain | 3 mph S | 80% |
| Friday Night | 53°F | Light Rain | 3 mph NE | 78% |
| Saturday | 63°F | Chance Light Rain | 6 mph NW | 25% |
| Saturday Night | 43°F | Chance Light Rain | 7 to 10 mph NW | 27% |
| Sunday | 58°F | Slight Chance Light Rain then Mostly Sunny | 6 to 10 mph NW | 18% |
| Sunday Night | 37°F | Partly Cloudy | 8 mph W | 7% |
| Monday | 55°F | Mostly Sunny | 9 to 14 mph W | 14% |
| Monday Night | 35°F | Partly Cloudy | 6 to 9 mph W | 11% |
| Tuesday | 58°F | Mostly Sunny | 8 to 12 mph W | 5% |
| Tuesday Night | 35°F | Mostly Clear | 8 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for West Simsbury (41.876, -72.845). Updated through the day.
Growing snapshot for West Simsbury
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
6b
More local growing data for West Simsbury: nearby ZIP 06092 weather · frost dates · planting calendar · Connecticut frost dates
Nearby towns & communities
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Newington
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Simsbury Center
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Windsor Locks
Climate data from the nearest NOAA station, Barkhamsted, Ct (6.2 mi from West Simsbury). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.