Frost Dates for Fairhaven, MA

Based on data from New Bedford Coop weather station, 3 miles away

Elevation: 20 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 11
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 5

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost April 16
First Fall Frost November 1

Hard Freeze (28°F)

Last Spring Hard Freeze April 1
First Fall Hard Freeze November 16
41.64°N, 70.90°W © OpenStreetMap

Growing Season

208 Days April 11 to November 5

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 6b

Avg. annual minimum: −5 to 0°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January38°30°22°
February40°31°23°
March47°38°29°
April56°48°40°
May68°59°50°
June78°69°60°
July84°76°67°
August82°74°66°
September75°67°59°
October64°56°49°
November53°45°37°
December43°36°28°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January6.3
February5.4
March7.5
April6.1
May5.6
June4.8
July6.8
August6.7
September7.0
October8.5
November7.1
December6.7

Sunrise / Sunset

Daylight Eastern Time (ET) Longest: 15h 01m · Shortest: 8h 59m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Eastern Time (ET))
Month Sunrise Sunset Daylight
January7:14 AM4:32 PM9h 18m
February6:47 AM5:10 PM10h 23m
March7:03 AM6:43 PM11h 40m
April6:10 AM7:18 PM13h 08m
May5:30 AM7:50 PM14h 21m
June5:14 AM8:14 PM14h 60m
July5:27 AM8:11 PM14h 44m
August5:57 AM7:38 PM13h 41m
September6:30 AM6:46 PM12h 16m
October7:03 AM5:54 PM10h 51m
November6:41 AM4:17 PM9h 36m
December7:10 AM4:09 PM8h 60m

Nearby Stations

New Bedford Muni AP, MA April 29 - October 15 Rochester, MA April 23 - October 21 Woods Hole Golf Club, MA April 11 - November 11 Tiverton, RIApril 11 - November 2 E Wareham, MA April 21 - October 24 Middleboro, MA April 23 - October 16

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