Newton, MA Weather & Growing Conditions
This Afternoon
64°F
Mostly Sunny
Mostly sunny, with a high near 64. East wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Mostly Sunny | 6 mph E | 0% |
| Tonight | 47°F | Partly Cloudy | 1 to 5 mph SE | 0% |
| Sunday | 63°F | Mostly Cloudy then Rain Showers | 1 to 7 mph SE | 82% |
| Sunday Night | 52°F | Rain Showers | 3 to 8 mph NE | 81% |
| Monday | 65°F | Partly Sunny | 7 to 10 mph NE | 17% |
| Monday Night | 49°F | Mostly Cloudy | 2 to 7 mph NE | 2% |
| Tuesday | 61°F | Mostly Cloudy | 7 to 10 mph NE | 2% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 to 9 mph NE | 2% |
| Wednesday | 62°F | Partly Sunny | 9 to 15 mph NE | 3% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 7 to 12 mph NE | 20% |
| Thursday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 33% |
| Thursday Night | 49°F | Chance Rain Showers | 12 to 15 mph NE | 35% |
| Friday | 62°F | Chance Rain Showers | 15 mph N | 36% |
| Friday Night | 49°F | Chance Rain Showers | 15 mph NE | 38% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Newton, MA
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
185 days
Hardiness zone
6b
Explore more for Newton, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Jamaica Plain, Ma (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.