Westfield, MA Weather & Growing Conditions
This Afternoon
67°F
Mostly Sunny
Mostly sunny, with a high near 67. Northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Sunny | 2 mph NE | 0% |
| Tonight | 47°F | Mostly Cloudy | 2 mph S | 1% |
| Sunday | 60°F | Rain Showers | 1 to 6 mph E | 88% |
| Sunday Night | 50°F | Rain Showers | 3 to 10 mph NE | 77% |
| Monday | 66°F | Partly Sunny | 7 to 10 mph N | 5% |
| Monday Night | 45°F | Mostly Cloudy | 7 mph N | 2% |
| Tuesday | 62°F | Mostly Cloudy | 8 mph NE | 2% |
| Tuesday Night | 44°F | Mostly Cloudy | 2 to 9 mph NE | 2% |
| Wednesday | 64°F | Partly Sunny | 9 to 14 mph NE | 4% |
| Wednesday Night | 44°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 13 mph NE | 21% |
| Thursday | 61°F | Chance Rain Showers | 12 to 15 mph NE | 31% |
| Thursday Night | 46°F | Chance Rain Showers | 12 to 15 mph N | 33% |
| Friday | 63°F | Chance Rain Showers | 12 to 16 mph N | 33% |
| Friday Night | 47°F | Chance Rain Showers | 12 to 15 mph N | 33% |
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 (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.