Watch Hill, RI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Watch Hill, a community in New London County, Rhode Island.
Overnight
54°F
Partly Cloudy
Partly cloudy, with a low around 54. Southwest wind around 5 mph.
7-day forecast for Watch Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Partly Cloudy | 5 mph SW | 2% |
| Wednesday | 67°F | Sunny | 5 to 9 mph SW | 2% |
| Wednesday Night | 59°F | Partly Cloudy | 6 mph SW | 2% |
| Thursday | 69°F | Partly Sunny then Patchy Fog | 6 to 12 mph S | 8% |
| Thursday Night | 61°F | Light Rain | 9 mph SW | 82% |
| Friday | 66°F | Rain | 5 to 8 mph S | 99% |
| Friday Night | 57°F | Rain | 5 mph SW | 98% |
| Saturday | 64°F | Chance Light Rain | 5 to 8 mph NW | 51% |
| Saturday Night | 49°F | Slight Chance Light Rain | 7 to 13 mph W | 20% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 14 mph W | 16% |
| Sunday Night | 45°F | Partly Cloudy | 13 mph W | 8% |
| Monday | 56°F | Slight Chance Light Rain | 14 to 17 mph W | 21% |
| Monday Night | 43°F | Slight Chance Light Rain then Partly Cloudy | 12 to 15 mph W | 17% |
| Tuesday | 58°F | Sunny | 14 to 17 mph W | 6% |
Forecast source: National Weather Service (api.weather.gov) for Watch Hill (41.315, -71.847). Updated through the day.
Growing snapshot for Watch Hill
Last spring frost
Apr 11
First fall frost
Oct 31
Growing season
201 days
Hardiness zone
7a
More local growing data for Watch Hill: nearby ZIP 06379 weather · frost dates · planting calendar · Rhode Island frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Westerly State Ap, Ri (3 mi from Watch Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.