Westerly, RI Weather & Growing Conditions
Tonight
54°F
Partly Cloudy
Partly cloudy, with a low around 54. North wind 5 to 8 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Partly Cloudy | 5 to 8 mph N | 0% |
| Saturday | 66°F | Sunny | 9 mph NE | 0% |
| Saturday Night | 51°F | Partly Cloudy | 6 mph SE | 2% |
| Sunday | 67°F | Mostly Cloudy then Rain Showers Likely | 3 to 10 mph SE | 73% |
| Sunday Night | 57°F | Rain Showers | 6 to 10 mph E | 91% |
| Monday | 66°F | Chance Rain Showers | 12 to 15 mph NE | 48% |
| Monday Night | 52°F | Slight Chance Rain Showers | 8 to 13 mph NE | 19% |
| Tuesday | 63°F | Slight Chance Rain Showers | 13 to 16 mph NE | 19% |
| Tuesday Night | 51°F | Mostly Cloudy | 12 to 15 mph NE | 12% |
| Wednesday | 63°F | Partly Sunny | 15 to 20 mph NE | 14% |
| Wednesday Night | 51°F | Chance Rain Showers | 13 to 17 mph NE | 25% |
| Thursday | 63°F | Chance Rain Showers | 16 to 20 mph NE | 31% |
| Thursday Night | 51°F | Chance Rain Showers | 10 to 16 mph NE | 39% |
| Friday | 65°F | Chance Rain Showers | 16 mph N | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westerly, RI
Last spring frost
Apr 11
First fall frost
Oct 31
Growing season
201 days
Hardiness zone
7a
Explore more for Westerly, RI: full frost dates · planting calendar · Rhode Island frost dates
Climate data from the nearest NOAA station, Westerly State Ap, Ri (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.