Lowell, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lowell, a city in Middlesex County, Massachusetts.
This Afternoon
74°F
Mostly Cloudy
Mostly cloudy. High near 74, with temperatures falling to around 65 in the afternoon. Southwest wind around 5 mph.
7-day forecast for Lowell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Cloudy | 5 mph SW | 3% |
| Tonight | 50°F | Mostly Cloudy | 3 mph SW | 4% |
| Wednesday | 77°F | Mostly Sunny | 2 to 8 mph SW | 5% |
| Wednesday Night | 54°F | Partly Cloudy | 6 mph SW | 2% |
| Thursday | 75°F | Mostly Cloudy then Slight Chance Light Rain | 5 to 10 mph SW | 20% |
| Thursday Night | 61°F | Chance Light Rain | 2 to 7 mph SW | 49% |
| Friday | 70°F | Rain | 3 mph S | 82% |
| Friday Night | 55°F | Rain | 3 mph E | 83% |
| Saturday | 64°F | Light Rain Likely | 6 mph NW | 73% |
| Saturday Night | 42°F | Chance Light Rain | 5 mph NW | 50% |
| Sunday | 60°F | Chance Light Rain | 7 mph W | 26% |
| Sunday Night | 36°F | Partly Cloudy | 3 mph W | 11% |
| Monday | 58°F | Mostly Sunny then Slight Chance Light Rain | 5 to 9 mph W | 19% |
| Monday Night | 35°F | Slight Chance Light Rain | 7 mph W | 19% |
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 Nov 3, 2026.