Frost Dates for AOMORI, Japan

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 11
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 21
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 16
First Fall Frost November 17

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze March 30
First Fall Hard Freeze December 1
40.82°N, 140.77°W © OpenStreetMap

Growing Season

224 Days April 11 to November 21

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 8a

Learn more

Temperature

20° 40° 60° 80°
27°
High: 32°
Avg: 27°
Low: 22°
Jan
28°
High: 34°
Avg: 28°
Low: 23°
Feb
34°
High: 41°
Avg: 34°
Low: 29°
Mar
46°
High: 55°
Avg: 46°
Low: 39°
Apr
57°
High: 66°
Avg: 57°
Low: 50°
May
65°
High: 73°
Avg: 65°
Low: 58°
Jun
72°
High: 78°
Avg: 72°
Low: 67°
Jul
74°
High: 81°
Avg: 74°
Low: 69°
Aug
67°
High: 74°
Avg: 67°
Low: 62°
Sep
55°
High: 62°
Avg: 55°
Low: 50°
Oct
43°
High: 49°
Avg: 43°
Low: 38°
Nov
32°
High: 37°
Avg: 32°
Low: 27°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 6.6"
3.3"
3.30"
Jan
2.9"
2.90"
Feb
3.7"
3.70"
Mar
3.5"
3.50"
Apr
3.9"
3.90"
May
4.2"
4.20"
Jun
6.2"
6.20"
Jul
6.6"
6.60"
Aug
5.8"
5.80"
Sep
4.2"
4.20"
Oct
3.8"
3.80"
Nov
3.6"
3.60"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h14h15h15h14h12h11h10h9h
Jan: 7:19 AM – 4:41 PM · 9h 23m
Feb: 6:47 AM – 5:13 PM · 10h 26m
Mar: 6:10 AM – 5:50 PM · 11h 41m
Apr: 5:27 AM – 6:33 PM · 13h 06m
May: 4:52 AM – 7:08 PM · 14h 17m
Jun: 4:33 AM – 7:27 PM · 14h 55m
Jul: 4:40 AM – 7:20 PM · 14h 39m
Aug: 5:11 AM – 6:49 PM · 13h 38m
Sep: 5:52 AM – 6:08 PM · 12h 15m
Oct: 6:34 AM – 5:26 PM · 10h 53m
Nov: 7:10 AM – 4:50 PM · 9h 40m
Dec: 7:28 AM – 4:32 PM · 9h 05m
Daylight Longest: 14h 56m · Shortest: 9h 04m

Nearby Stations

MISAWA, Japan April 14 - November 17 MUTSU, Japan March 27 - November 29 HACHINOHE, Japan April 11 - November 19 FUKAURA, Japan April 1 - November 29 HAKODATE, Japan April 8 - November 21 ESASHI, Japan April 3 - November 22

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