Frost Dates for CHICHIBU, Japan

Elevation: 238 m

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. March 28
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. December 8
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 3
First Fall Frost December 3

Hard Freeze (−2°C)

Last Spring Hard Freeze March 11
First Fall Hard Freeze December 17
35.98°N, 139.07°W © OpenStreetMap

Growing Season

255 Days March 28 to December 8

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 8b

Avg. annual minimum: −9 to −7°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Köppen climate map

Temperature

-5° 5° 15° 25°
2°
High: 7°C
Avg: 2°C
Low: -2°C
Jan
3°
High: 8°C
Avg: 3°C
Low: -1°C
Feb
6°
High: 12°C
Avg: 6°C
Low: 2°C
Mar
12°
High: 17°C
Avg: 12°C
Low: 7°C
Apr
17°
High: 22°C
Avg: 17°C
Low: 13°C
May
20°
High: 24°C
Avg: 20°C
Low: 17°C
Jun
24°
High: 28°C
Avg: 24°C
Low: 21°C
Jul
25°
High: 29°C
Avg: 25°C
Low: 22°C
Aug
21°
High: 25°C
Avg: 21°C
Low: 19°C
Sep
16°
High: 20°C
Avg: 16°C
Low: 13°C
Oct
10°
High: 15°C
Avg: 10°C
Low: 7°C
Nov
5°
High: 10°C
Avg: 5°C
Low: 1°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 100 mm 200 mm 300 mm
71 mm
71.1 mm
Jan
71 mm
71.1 mm
Feb
130 mm
129.5 mm
Mar
155 mm
154.9 mm
Apr
193 mm
193.0 mm
May
264 mm
264.2 mm
Jun
310 mm
309.9 mm
Jul
257 mm
256.5 mm
Aug
279 mm
279.4 mm
Sep
249 mm
248.9 mm
Oct
94 mm
94.0 mm
Nov
64 mm
63.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h10.5h11.5h13h14h14.5h14h13.5h12h11h10h9.5h
Jan: 7:06 AM – 4:54 PM · 9h 49m
Feb: 6:39 AM – 5:21 PM · 10h 41m
Mar: 6:08 AM – 5:52 PM · 11h 44m
Apr: 5:32 AM – 6:28 PM · 12h 55m
May: 5:03 AM – 6:57 PM · 13h 54m
Jun: 4:47 AM – 7:13 PM · 14h 26m
Jul: 4:53 AM – 7:07 PM · 14h 13m
Aug: 5:19 AM – 6:41 PM · 13h 22m
Sep: 5:54 AM – 6:06 PM · 12h 13m
Oct: 6:28 AM – 5:32 PM · 11h 04m
Nov: 6:58 AM – 5:02 PM · 10h 03m
Dec: 7:13 AM – 4:47 PM · 9h 34m
Daylight Longest: 14h 27m · Shortest: 9h 33m

Nearby Stations

KUMAGAYA, Japan March 27 - December 6 IRUMA, JapanMarch 26 - December 5 FUSSA YOKOTA AB, Japan March 28 - December 2 TACHIKAWA, Japan March 26 - December 5 MAEBASHI, Japan March 30 - November 30 KOFU, JapanMarch 30 - December 7

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