Frost Dates for Brewster, MA

Based on data from Chatham Muni AP weather station, 7 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 13
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 18
First Fall Frost October 31

Hard Freeze (28°F)

Last Spring Hard Freeze March 31
First Fall Hard Freeze November 19
41.76°N, -70.08°W © OpenStreetMap

Growing Season

205 Days April 13 to November 4

USDA Hardiness Zone iHardiness 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 7b

Avg. annual minimum: 5 to 10°F (−15 to −12°C)

Learn more

Köppen Climate iThe 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

20° 40° 60° 80°
32°
High: 39°F
Avg: 32°F
Low: 26°F
Jan
33°
High: 40°F
Avg: 33°F
Low: 26°F
Feb
38°
High: 44°F
Avg: 38°F
Low: 31°F
Mar
46°
High: 52°F
Avg: 46°F
Low: 39°F
Apr
55°
High: 62°F
Avg: 55°F
Low: 48°F
May
64°
High: 72°F
Avg: 64°F
Low: 57°F
Jun
72°
High: 79°F
Avg: 72°F
Low: 64°F
Jul
71°
High: 78°F
Avg: 71°F
Low: 64°F
Aug
64°
High: 71°F
Avg: 64°F
Low: 58°F
Sep
54°
High: 61°F
Avg: 54°F
Low: 47°F
Oct
45°
High: 52°F
Avg: 45°F
Low: 39°F
Nov
37°
High: 44°F
Avg: 37°F
Low: 31°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 4.8"
4.1"
4.08"
Jan
3.9"
3.91"
Feb
4.8"
4.76"
Mar
3.8"
3.81"
Apr
3.3"
3.31"
May
2.0"
2.03"
Jun
1.6"
1.61"
Jul
1.7"
1.70"
Aug
1.4"
1.37"
Sep
3.0"
2.99"
Oct
3.9"
3.86"
Nov
4.7"
4.73"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14.5h15h14.5h13.5h12.5h11h9.5h9h
Jan: 7:21 AM – 4:39 PM · 9h 18m
Feb: 6:49 AM – 5:11 PM · 10h 23m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:26 AM – 6:34 PM · 13h 08m
May: 4:49 AM – 7:11 PM · 14h 21m
Jun: 4:30 AM – 7:30 PM · 15h 01m
Jul: 4:38 AM – 7:22 PM · 14h 44m
Aug: 5:10 AM – 6:50 PM · 13h 41m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:35 AM – 5:25 PM · 10h 51m
Nov: 7:12 AM – 4:48 PM · 9h 36m
Dec: 7:30 AM – 4:30 PM · 8h 59m
Daylight Longest: 15h 02m · Shortest: 8h 58m

Nearby Stations

Chatham, MAApril 5 - November 15 W Harwich, MA April 13 - November 3 Hyannis Barnstable Muni AP, MA April 22 - October 28 Hyannis, MAApril 16 - October 30 E Sandwich, MA April 26 - October 26 Nantucket Mem AP, MA April 13 - November 8

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