Frost Dates for DUOLUN, China

Elevation: 1248 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. May 13
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 28
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 17
First Fall Frost September 24

Hard Freeze (−2°C)

Last Spring Hard Freeze May 3
First Fall Hard Freeze October 4
42.18°N, 116.47°W © OpenStreetMap

Growing Season

138 Days May 13 to September 28

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 4b

Avg. annual minimum: −32 to −29°C

Learn more

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

Dwb Warm-Summer Continental (Dry Winter)

Warm, wet summers and cold, dry winters. Growing season is concentrated in summer months. Hardy crops and those suited to short seasons perform best.

Köppen climate map

Temperature

-25° -10° 5° 20°
-16°
High: -10°C
Avg: -16°C
Low: -21°C
Jan
-11°
High: -5°C
Avg: -11°C
Low: -18°C
Feb
-3°
High: 3°C
Avg: -3°C
Low: -9°C
Mar
5°
High: 12°C
Avg: 5°C
Low: -2°C
Apr
12°
High: 19°C
Avg: 12°C
Low: 5°C
May
17°
High: 23°C
Avg: 17°C
Low: 11°C
Jun
19°
High: 25°C
Avg: 19°C
Low: 14°C
Jul
18°
High: 24°C
Avg: 18°C
Low: 13°C
Aug
13°
High: 19°C
Avg: 13°C
Low: 7°C
Sep
4°
High: 10°C
Avg: 4°C
Low: -1°C
Oct
-5°
High: 0°C
Avg: -5°C
Low: -10°C
Nov
-13°
High: -8°C
Avg: -13°C
Low: -18°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
0 mm
0.0 mm
Jan
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
18 mm
17.8 mm
Apr
51 mm
50.8 mm
May
79 mm
78.7 mm
Jun
109 mm
109.2 mm
Jul
74 mm
73.7 mm
Aug
56 mm
55.9 mm
Sep
20 mm
20.3 mm
Oct
5 mm
5.1 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10.5h11.5h13h14.5h15h15h13.5h12.5h11h9.5h9h
Jan: 7:23 AM – 4:37 PM · 9h 15m
Feb: 6:49 AM – 5:11 PM · 10h 21m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:25 AM – 6:35 PM · 13h 09m
May: 4:48 AM – 7:12 PM · 14h 24m
Jun: 4:28 AM – 7:32 PM · 15h 04m
Jul: 4:36 AM – 7:24 PM · 14h 47m
Aug: 5:09 AM – 6:51 PM · 13h 43m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:35 AM – 5:25 PM · 10h 49m
Nov: 7:13 AM – 4:47 PM · 9h 33m
Dec: 7:32 AM – 4:28 PM · 8h 56m
Daylight Longest: 15h 05m · Shortest: 8h 55m

Nearby Stations

XILIN HOT, China May 10 - September 29

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