Frost Dates for RUIAN, China

Elevation: 12 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. January 24
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 24
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 January 29
First Fall Frost December 21
27.78°N, 120.65°W © OpenStreetMap

Growing Season

335 Days January 24 to December 24

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 9b

Avg. annual minimum: −4 to −1°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° 15° 25°
9°
High: 12°C
Avg: 9°C
Low: 5°C
Jan
9°
High: 13°C
Avg: 9°C
Low: 6°C
Feb
12°
High: 15°C
Avg: 12°C
Low: 9°C
Mar
17°
High: 20°C
Avg: 17°C
Low: 14°C
Apr
21°
High: 24°C
Avg: 21°C
Low: 19°C
May
25°
High: 27°C
Avg: 25°C
Low: 23°C
Jun
28°
High: 30°C
Avg: 28°C
Low: 26°C
Jul
28°
High: 30°C
Avg: 28°C
Low: 26°C
Aug
25°
High: 28°C
Avg: 25°C
Low: 23°C
Sep
21°
High: 24°C
Avg: 21°C
Low: 18°C
Oct
16°
High: 19°C
Avg: 16°C
Low: 13°C
Nov
11°
High: 14°C
Avg: 11°C
Low: 7°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 75 mm 150 mm 225 mm 300 mm
64 mm
63.5 mm
Jan
69 mm
68.6 mm
Feb
109 mm
109.2 mm
Mar
127 mm
127.0 mm
Apr
178 mm
177.8 mm
May
290 mm
289.6 mm
Jun
201 mm
200.7 mm
Jul
262 mm
261.6 mm
Aug
178 mm
177.8 mm
Sep
76 mm
76.2 mm
Oct
69 mm
68.6 mm
Nov
48 mm
48.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10.5h11h12h12.5h13.5h13.5h13.5h13h12h11.5h10.5h10h
Jan: 6:47 AM – 5:13 PM · 10h 25m
Feb: 6:29 AM – 5:31 PM · 11h 03m
Mar: 6:06 AM – 5:54 PM · 11h 48m
Apr: 5:40 AM – 6:20 PM · 12h 40m
May: 5:19 AM – 6:41 PM · 13h 23m
Jun: 5:08 AM – 6:52 PM · 13h 45m
Jul: 5:12 AM – 6:48 PM · 13h 36m
Aug: 5:30 AM – 6:30 PM · 12h 59m
Sep: 5:55 AM – 6:05 PM · 12h 09m
Oct: 6:20 AM – 5:40 PM · 11h 19m
Nov: 6:42 AM – 5:18 PM · 10h 36m
Dec: 6:53 AM – 5:07 PM · 10h 15m
Daylight Longest: 13h 46m · Shortest: 10h 14m

Nearby Stations

WENZHOU, China February 4 - December 17 FUZHOU, China January 22 - December 26

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