Frost Dates for Perth-Andover, Canada

Based on data from Aroostook weather station, 1 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. May 26
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. September 25
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 May 31
First Fall Frost September 19

Hard Freeze (−2°C)

Last Spring Hard Freeze May 10
First Fall Hard Freeze October 6
46.74°N, -67.70°W © OpenStreetMap

Growing Season

122 Days May 26 to September 25

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 3b

Avg. annual minimum: −35 to −30°F (−37 to −34°C)

Learn more

Köppen Climate iThe 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

-20° -5° 10° 25°
-12°
High: -6°C
Avg: -12°C
Low: -18°C
Jan
-10°
High: -4°C
Avg: -10°C
Low: -17°C
Feb
-4°
High: 3°C
Avg: -4°C
Low: -10°C
Mar
4°
High: 10°C
Avg: 4°C
Low: -2°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 4°C
May
16°
High: 23°C
Avg: 16°C
Low: 9°C
Jun
19°
High: 26°C
Avg: 19°C
Low: 13°C
Jul
18°
High: 25°C
Avg: 18°C
Low: 12°C
Aug
14°
High: 20°C
Avg: 14°C
Low: 7°C
Sep
7°
High: 12°C
Avg: 7°C
Low: 2°C
Oct
1°
High: 5°C
Avg: 1°C
Low: -4°C
Nov
-6°
High: -2°C
Avg: -6°C
Low: -11°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 50 mm 100 mm
102 mm
101.6 mm
Jan
79 mm
78.7 mm
Feb
86 mm
86.4 mm
Mar
84 mm
83.8 mm
Apr
89 mm
88.9 mm
May
112 mm
111.8 mm
Jun
94 mm
94.0 mm
Jul
102 mm
101.6 mm
Aug
104 mm
104.1 mm
Sep
91 mm
91.4 mm
Oct
84 mm
83.8 mm
Nov
107 mm
106.7 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h15.5h15.5h14h12.5h10.5h9h8.5h
Jan: 7:38 AM – 4:22 PM · 8h 45m
Feb: 6:58 AM – 5:02 PM · 10h 04m
Mar: 6:12 AM – 5:48 PM · 11h 36m
Apr: 5:19 AM – 6:41 PM · 13h 21m
May: 4:35 AM – 7:25 PM · 14h 49m
Jun: 4:11 AM – 7:49 PM · 15h 38m
Jul: 4:21 AM – 7:39 PM · 15h 18m
Aug: 4:60 AM – 7:00 PM · 14h 01m
Sep: 5:51 AM – 6:09 PM · 12h 19m
Oct: 6:41 AM – 5:19 PM · 10h 37m
Nov: 7:27 AM – 4:33 PM · 9h 07m
Dec: 7:49 AM – 4:11 PM · 8h 22m
Daylight Longest: 15h 39m · Shortest: 8h 21m

Nearby Stations

Presque Isle, ME May 14 - September 26 Caribou Muni AP, ME May 7 - October 1 Limestone 4 Nnw, ME May 16 - September 24 Bridgewater, ME May 25 - September 18 Juniper, NBMay 30 - September 9 St Leonard A, NB May 21 - September 16

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