Frost Dates for York, WA

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. September 17
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. June 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 September 27
First Fall Frost May 30

Hard Freeze (−2°C)

Last Spring Hard Freeze July 30
First Fall Hard Freeze June 17
-31.90°N, 116.77°W © OpenStreetMap

Growing Season

264 Days September 17 to June 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 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°C)

Learn more

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

Csa Hot-Summer Mediterranean

Hot, dry summers and mild, wet winters. Classic Mediterranean climate ideal for grapes, olives, tomatoes, and herbs. Summer irrigation is usually necessary.

Köppen climate map

Temperature

0° 10° 20° 30°
25°
High: 34°C
Avg: 25°C
Low: 16°C
Jan
25°
High: 34°C
Avg: 25°C
Low: 17°C
Feb
23°
High: 31°C
Avg: 23°C
Low: 14°C
Mar
19°
High: 26°C
Avg: 19°C
Low: 11°C
Apr
14°
High: 22°C
Avg: 14°C
Low: 7°C
May
12°
High: 19°C
Avg: 12°C
Low: 5°C
Jun
11°
High: 17°C
Avg: 11°C
Low: 4°C
Jul
11°
High: 18°C
Avg: 11°C
Low: 4°C
Aug
13°
High: 21°C
Avg: 13°C
Low: 5°C
Sep
16°
High: 25°C
Avg: 16°C
Low: 7°C
Oct
20°
High: 30°C
Avg: 20°C
Low: 11°C
Nov
23°
High: 33°C
Avg: 23°C
Low: 14°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
23 mm
22.9 mm
Jan
8 mm
7.6 mm
Feb
13 mm
12.7 mm
Mar
10 mm
10.2 mm
Apr
38 mm
38.1 mm
May
53 mm
53.3 mm
Jun
71 mm
71.1 mm
Jul
69 mm
68.6 mm
Aug
28 mm
27.9 mm
Sep
8 mm
7.6 mm
Oct
5 mm
5.1 mm
Nov
5 mm
5.1 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec14h13h12h11h10.5h10h10h11h12h13h13.5h14h
Jan: 5:04 AM – 6:56 PM · 13h 52m
Feb: 5:26 AM – 6:34 PM · 13h 08m
Mar: 5:53 AM – 6:07 PM · 12h 14m
Apr: 6:24 AM – 5:36 PM · 11h 13m
May: 6:49 AM – 5:11 PM · 10h 22m
Jun: 7:02 AM – 4:58 PM · 9h 56m
Jul: 6:57 AM – 5:03 PM · 10h 06m
Aug: 6:35 AM – 5:25 PM · 10h 50m
Sep: 6:06 AM – 5:54 PM · 11h 49m
Oct: 5:36 AM – 6:24 PM · 12h 48m
Nov: 5:10 AM – 6:50 PM · 13h 40m
Dec: 4:58 AM – 7:02 PM · 14h 05m
Daylight Longest: 14h 05m · Shortest: 9h 55m

Nearby Stations

Beverley, WASeptember 4 - June 11 Northam, WAAugust 27 - June 13 Cunderdin Airfield, WA September 19 - June 11 Brookton, WASeptember 9 - June 16 Bickley, WA Perth Airport, WA

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