Harrisville, RI Weather & Growing Conditions
Overnight
52°F
Partly Cloudy
Partly cloudy, with a low around 52. Southwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Partly Cloudy | 6 mph SW | 2% |
| Wednesday | 74°F | Sunny | 6 to 9 mph SW | 3% |
| Wednesday Night | 57°F | Partly Cloudy | 7 mph SW | 2% |
| Thursday | 73°F | Mostly Cloudy | 7 to 12 mph SW | 13% |
| Thursday Night | 61°F | Light Rain Likely | 6 to 9 mph SW | 60% |
| Friday | 69°F | Light Rain | 5 mph S | 93% |
| Friday Night | 56°F | Light Rain | 3 mph SW | 94% |
| Saturday | 65°F | Chance Light Rain | 6 mph N | 54% |
| Saturday Night | 44°F | Slight Chance Light Rain | 5 to 8 mph NW | 21% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 8 mph W | 19% |
| Sunday Night | 37°F | Partly Cloudy | 6 mph W | 6% |
| Monday | 56°F | Mostly Sunny then Slight Chance Light Rain | 7 to 10 mph W | 16% |
| Monday Night | 35°F | Mostly Clear | 7 mph W | 13% |
| Tuesday | 58°F | Mostly Sunny | 10 mph SW | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harrisville, RI
Last spring frost
Apr 22
First fall frost
Oct 19
Growing season
179 days
Hardiness zone
6b
Explore more for Harrisville, RI: full frost dates · planting calendar · Rhode Island frost dates
Climate data from the nearest NOAA station, Woonsocket, Ri (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.