Lowell, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lowell, a city in Middlesex County, Massachusetts.
Today
85°F
Sunny
Sunny, with a high near 85. West wind around 6 mph.
7-day forecast for Lowell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 6 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 1 to 5 mph SW | 1% |
| Wednesday | 85°F | Mostly Sunny | 1 to 6 mph W | 0% |
| Wednesday Night | 65°F | Partly Cloudy | 5 mph SW | 7% |
| Thursday | 88°F | Mostly Sunny then Slight Chance Rain Showers | 2 to 7 mph SW | 17% |
| Thursday Night | 71°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 7 mph SW | 21% |
| Friday | 90°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 7 mph SW | 18% |
| Friday Night | 69°F | Chance Rain Showers then Partly Cloudy | 2 to 6 mph W | 25% |
| Saturday | 88°F | Mostly Sunny then Chance Rain Showers | 2 to 6 mph W | 31% |
| Saturday Night | 69°F | Chance Rain Showers then Mostly Cloudy | 5 mph W | 43% |
| Sunday | 89°F | Mostly Sunny | 2 to 7 mph W | 10% |
| Sunday Night | 69°F | Mostly Clear | 2 to 7 mph SW | 12% |
| Monday | 89°F | Sunny | 2 to 9 mph SW | 8% |
| Monday Night | 68°F | Partly Cloudy | 8 mph W | 10% |
Forecast source: National Weather Service (api.weather.gov) for Lowell (42.639, -71.321). Updated through the day.
Growing snapshot for Lowell
Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
6b
More local growing data for Lowell: nearby ZIP 01851 weather · frost dates · planting calendar · Massachusetts frost dates
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Climate data from the nearest NOAA station, Lowell, Ma (1.6 mi from Lowell). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.