Harmony, RI Weather & Growing Conditions
Today
82°F
Sunny
Sunny, with a high near 82. West wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 5 mph W | 0% |
| Tonight | 60°F | Partly Cloudy | 5 mph SW | 5% |
| Wednesday | 81°F | Mostly Sunny | 2 to 6 mph W | 6% |
| Wednesday Night | 66°F | Mostly Cloudy | 6 mph SW | 9% |
| Thursday | 84°F | Chance Rain Showers | 5 to 8 mph SW | 31% |
| Thursday Night | 71°F | Chance Rain Showers then Mostly Cloudy | 8 mph SW | 36% |
| Friday | 86°F | Mostly Sunny then Slight Chance Rain Showers | 8 mph SW | 22% |
| Friday Night | 70°F | Chance Rain Showers | 7 mph W | 29% |
| Saturday | 84°F | Mostly Sunny then Chance Rain Showers | 7 mph W | 37% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 6 mph SW | 48% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 7 mph W | 15% |
| Sunday Night | 69°F | Slight Chance Rain Showers then Partly Cloudy | 7 mph SW | 18% |
| Monday | 85°F | Sunny | 6 to 9 mph W | 11% |
| Monday Night | 68°F | Partly Cloudy | 8 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harmony, RI
Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
176 days
Hardiness zone
6b
Explore more for Harmony, RI: full frost dates · planting calendar · Rhode Island frost dates
Climate data from the nearest NOAA station, N Foster 1 E, Ri (7.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.