Cranston, RI Weather & Growing Conditions
Today
82°F
Mostly Sunny
Mostly sunny, with a high near 82. West wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 2 to 6 mph W | 0% |
| Tonight | 61°F | Partly Cloudy | 5 mph W | 7% |
| Wednesday | 80°F | Mostly Sunny | 2 to 7 mph W | 8% |
| Wednesday Night | 66°F | Mostly Cloudy | 6 mph SW | 10% |
| Thursday | 83°F | Slight Chance Rain Showers | 3 to 9 mph SW | 19% |
| Thursday Night | 71°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 8 mph SW | 19% |
| Friday | 85°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 9 mph SW | 19% |
| Friday Night | 70°F | Chance Rain Showers then Partly Cloudy | 3 to 8 mph W | 25% |
| Saturday | 83°F | Mostly Sunny then Chance Rain Showers | 3 to 7 mph W | 36% |
| Saturday Night | 69°F | Chance Rain Showers | 6 mph SW | 46% |
| Sunday | 84°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 8 mph W | 15% |
| Sunday Night | 69°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 8 mph SW | 17% |
| Monday | 84°F | Sunny | 5 to 9 mph SW | 10% |
| 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 Cranston, RI
Last spring frost
Apr 22
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6b
Explore more for Cranston, RI: full frost dates · planting calendar · Rhode Island frost dates
Climate data from the nearest NOAA station, Coventry 2, Ri (5.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.