Westerly, RI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Westerly, a community in Washington County, Rhode Island.
Today
80°F
Mostly Sunny
Mostly sunny, with a high near 80. Southwest wind 2 to 7 mph.
7-day forecast for Westerly
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Sunny | 2 to 7 mph SW | 0% |
| Tonight | 60°F | Partly Cloudy | 0 to 5 mph NW | 11% |
| Wednesday | 79°F | Mostly Sunny | 0 to 8 mph SW | 11% |
| Wednesday Night | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 6 mph SW | 16% |
| Thursday | 82°F | Slight Chance Rain Showers then Mostly Sunny | 2 to 12 mph SW | 16% |
| Thursday Night | 71°F | Partly Cloudy | 5 to 9 mph SW | 14% |
| Friday | 83°F | Mostly Sunny | 5 to 10 mph SW | 7% |
| Friday Night | 70°F | Partly Cloudy | 1 to 9 mph SW | 13% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Rain Showers | 1 to 9 mph SW | 19% |
| Saturday Night | 70°F | Chance Rain Showers | 1 to 7 mph SW | 26% |
| Sunday | 81°F | Mostly Sunny | 1 to 9 mph SW | 12% |
| Sunday Night | 69°F | Partly Cloudy | 3 to 8 mph SW | 12% |
| Monday | 82°F | Mostly Sunny | 3 to 10 mph SW | 5% |
| Monday Night | 69°F | Mostly Clear | 6 to 9 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov) for Westerly (41.373, -71.807). Updated through the day.
Growing snapshot for Westerly
Last spring frost
Apr 11
First fall frost
Oct 31
Growing season
201 days
Hardiness zone
7a
More local growing data for Westerly: nearby ZIP 02891 weather · frost dates · planting calendar · Rhode Island frost dates
Nearby towns & communities
Ashaway
Bradford
Carolina
Charlestown
Hope Valley
Hopkinton
Kingston
Narragansett Pier
Quonochontaug
Wakefield-Peace Dale
Weekapaug
Wyoming
Climate data from the nearest NOAA station, Westerly State Ap, Ri (0.7 mi from Westerly). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.