Wellesley, MA Weather & Growing Conditions
Today
76°F
Sunny
Sunny. High near 76, with temperatures falling to around 69 in the afternoon. Southwest wind 5 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Sunny | 5 to 9 mph SW | 3% |
| Tonight | 58°F | Partly Cloudy | 7 mph SW | 2% |
| Thursday | 74°F | Mostly Cloudy | 6 to 10 mph SW | 8% |
| Thursday Night | 62°F | Mostly Cloudy then Chance Light Rain | 5 to 8 mph SW | 43% |
| Friday | 70°F | Light Rain | 5 mph S | 91% |
| Friday Night | 56°F | Light Rain | 3 mph SW | 95% |
| Saturday | 65°F | Light Rain Likely | 6 mph N | 64% |
| Saturday Night | 45°F | Slight Chance Light Rain | 7 mph NW | 24% |
| Sunday | 58°F | Slight Chance Light Rain then Mostly Sunny | 8 mph W | 21% |
| Sunday Night | 38°F | Partly Cloudy | 5 mph W | 6% |
| Monday | 56°F | Mostly Sunny then Slight Chance Light Rain | 5 to 9 mph W | 17% |
| Monday Night | 36°F | Mostly Clear | 7 mph W | 14% |
| Tuesday | 58°F | Mostly Sunny | 9 mph SW | 6% |
| Tuesday Night | 36°F | Mostly Clear | 7 mph W | 5% |
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 (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.