Wellesley, MA Weather & Growing Conditions
This Afternoon
80°F
Sunny
Sunny, with a high near 80. North wind around 7 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Sunny | 7 mph N | 0% |
| Tonight | 46°F | Partly Cloudy | 3 to 7 mph N | 0% |
| Saturday | 65°F | Sunny | 5 mph NE | 0% |
| Saturday Night | 42°F | Partly Cloudy | 3 mph SE | 1% |
| Sunday | 65°F | Rain Showers | 1 to 5 mph SE | 76% |
| Sunday Night | 54°F | Rain Showers | 2 to 6 mph NE | 83% |
| Monday | 65°F | Chance Rain Showers then Partly Sunny | 8 mph NE | 33% |
| Monday Night | 50°F | Partly Cloudy | 2 to 7 mph NE | 8% |
| Tuesday | 61°F | Mostly Cloudy | 7 to 10 mph NE | 6% |
| Tuesday Night | 49°F | Mostly Cloudy | 5 to 8 mph NE | 3% |
| Wednesday | 61°F | Partly Sunny | 7 to 12 mph NE | 7% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 9 mph NE | 19% |
| Thursday | 61°F | Chance Rain Showers | 10 mph NE | 29% |
| Thursday Night | 49°F | Chance Rain Showers | 6 to 9 mph NE | 38% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Wellesley, MA
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
6b
Explore more for Wellesley, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Natick, Ma (0.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.