Frost Dates for Freeport, ME

Based on data from Gray weather station, 8 miles away

Elevation: 164 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 28
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. October 19

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 May 2
First Fall Frost October 12

Hard Freeze (28°F)

Last Spring Hard Freeze April 15
First Fall Hard Freeze November 1
43.86°N, 70.10°W © OpenStreetMap

Growing Season

174 Days April 28 to October 19

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 6a

Avg. annual minimum: −10 to −5°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

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
January30°22°14°
February33°25°16°
March41°33°25°
April53°43°34°
May64°54°44°
June73°64°54°
July79°70°60°
August78°69°59°
September70°61°52°
October58°49°41°
November46°39°31°
December35°28°21°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January5.0
February4.8
March4.9
April5.0
May4.7
June4.2
July4.8
August4.4
September4.4
October5.8
November6.0
December5.5

Sunrise / Sunset

Daylight Eastern Time (ET) Longest: 15h 17m · Shortest: 8h 43m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Eastern Time (ET))
Month Sunrise Sunset Daylight
January7:18 AM4:22 PM9h 04m
February6:48 AM5:03 PM10h 15m
March7:02 AM6:40 PM11h 38m
April6:05 AM7:18 PM13h 13m
May5:21 AM7:54 PM14h 33m
June5:03 AM8:19 PM15h 16m
July5:17 AM8:16 PM14h 58m
August5:51 AM7:40 PM13h 49m
September6:27 AM6:44 PM12h 17m
October7:04 AM5:49 PM10h 45m
November6:44 AM4:08 PM9h 24m
December7:15 AM3:59 PM8h 44m

Nearby Stations

Poland, MEMay 3 - October 7 Durham, MEMay 15 - October 2 Windham 2nw, ME April 30 - October 20 Lewiston, MEApril 25 - October 19 Brunswick Nas, ME May 2 - October 10 Portland Intl Jetport, ME April 26 - October 15

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview