Westfield, MA Weather & Growing Conditions
Overnight
48°F
Partly Cloudy
Partly cloudy, with a low around 48. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 68°F | Sunny | 5 mph NE | 0% |
| Saturday Night | 44°F | Partly Cloudy | 2 mph S | 4% |
| Sunday | 63°F | Rain Showers | 0 to 6 mph SE | 93% |
| Sunday Night | 53°F | Rain Showers | 3 to 10 mph E | 91% |
| Monday | 66°F | Slight Chance Rain Showers then Partly Sunny | 7 to 10 mph N | 18% |
| Monday Night | 48°F | Partly Cloudy | 5 to 8 mph N | 7% |
| Tuesday | 61°F | Mostly Cloudy | 10 mph NE | 14% |
| Tuesday Night | 46°F | Mostly Cloudy | 5 to 10 mph NE | 6% |
| Wednesday | 62°F | Partly Sunny | 10 to 15 mph NE | 10% |
| Wednesday Night | 46°F | Mostly Cloudy then Slight Chance Rain Showers | 8 to 12 mph NE | 24% |
| Thursday | 61°F | Chance Rain Showers | 14 mph NE | 28% |
| Thursday Night | 48°F | Chance Rain Showers | 7 to 12 mph N | 33% |
| Friday | 67°F | Chance Rain Showers | 14 mph N | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Westfield, MA
Last spring frost
May 3
First fall frost
Oct 8
Growing season
158 days
Hardiness zone
6a
Explore more for Westfield, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Westfield Barnes Muni Ap, Ma (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.