Hopkinton, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hopkinton, a community in Middlesex County, Massachusetts.
This Afternoon
79°F
Sunny
Sunny, with a high near 79. Northwest wind around 7 mph, with gusts as high as 22 mph.
7-day forecast for Hopkinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Sunny | 7 mph NW | 0% |
| Tonight | 47°F | Partly Cloudy | 7 mph N | 0% |
| Saturday | 64°F | Sunny | 5 mph NE | 0% |
| Saturday Night | 44°F | Partly Cloudy | 3 mph SE | 1% |
| Sunday | 64°F | Rain Showers | 5 mph SE | 80% |
| Sunday Night | 54°F | Rain Showers | 3 to 8 mph NE | 83% |
| Monday | 64°F | Chance Rain Showers then Partly Sunny | 8 mph NE | 31% |
| Monday Night | 49°F | Partly Cloudy | 3 to 7 mph NE | 8% |
| Tuesday | 60°F | Mostly Cloudy | 9 mph NE | 7% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 to 8 mph NE | 3% |
| Wednesday | 60°F | Partly Sunny | 8 to 12 mph NE | 7% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph NE | 19% |
| Thursday | 59°F | Chance Rain Showers | 10 mph NE | 28% |
| Thursday Night | 49°F | Chance Rain Showers | 9 mph NE | 38% |
Forecast source: National Weather Service (api.weather.gov) for Hopkinton (42.226, -71.524). Updated through the day.
Growing snapshot for Hopkinton
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
162 days
Hardiness zone
6b
More local growing data for Hopkinton: nearby ZIP 01748 weather · frost dates · planting calendar · Massachusetts frost dates
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Climate data from the nearest NOAA station, West Medway, Ma (8.3 mi from Hopkinton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.