Frost Dates for Hoquiam, WA

Based on data from Hoquiam Bowerman AP weather station, 2 miles away

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 30
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 14
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 9
First Fall Frost November 3

Hard Freeze (28°F)

Last Spring Hard Freeze February 21
First Fall Hard Freeze December 8
46.98°N, -123.89°W © OpenStreetMap

Growing Season

229 Days March 30 to November 14

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 9a

Avg. annual minimum: 20 to 25°F (−7 to −4°C)

Learn more

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

Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Köppen climate map

Temperature

30° 40° 50° 60° 70°
43°
High: 48°F
Avg: 43°F
Low: 38°F
Jan
44°
High: 50°F
Avg: 44°F
Low: 38°F
Feb
46°
High: 52°F
Avg: 46°F
Low: 39°F
Mar
49°
High: 56°F
Avg: 49°F
Low: 42°F
Apr
53°
High: 60°F
Avg: 53°F
Low: 47°F
May
57°
High: 63°F
Avg: 57°F
Low: 51°F
Jun
60°
High: 67°F
Avg: 60°F
Low: 54°F
Jul
61°
High: 68°F
Avg: 61°F
Low: 54°F
Aug
59°
High: 67°F
Avg: 59°F
Low: 51°F
Sep
53°
High: 60°F
Avg: 53°F
Low: 46°F
Oct
46°
High: 52°F
Avg: 46°F
Low: 40°F
Nov
42°
High: 47°F
Avg: 42°F
Low: 37°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 3" 6" 9" 9.7"
9.6"
9.56"
Jan
7.3"
7.33"
Feb
7.2"
7.22"
Mar
5.4"
5.38"
Apr
3.8"
3.78"
May
2.5"
2.54"
Jun
1.7"
1.68"
Jul
2.1"
2.14"
Aug
3.7"
3.69"
Sep
7.3"
7.30"
Oct
9.5"
9.46"
Nov
9.7"
9.74"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h15.5h15.5h14h12.5h10.5h9h8.5h
Jan: 7:39 AM – 4:21 PM · 8h 43m
Feb: 6:59 AM – 5:01 PM · 10h 03m
Mar: 6:12 AM – 5:48 PM · 11h 36m
Apr: 5:19 AM – 6:41 PM · 13h 22m
May: 4:34 AM – 7:26 PM · 14h 51m
Jun: 4:10 AM – 7:50 PM · 15h 40m
Jul: 4:20 AM – 7:40 PM · 15h 20m
Aug: 4:59 AM – 7:01 PM · 14h 02m
Sep: 5:50 AM – 6:10 PM · 12h 19m
Oct: 6:42 AM – 5:18 PM · 10h 36m
Nov: 7:27 AM – 4:33 PM · 9h 05m
Dec: 7:50 AM – 4:10 PM · 8h 20m
Daylight Longest: 15h 42m · Shortest: 8h 19m

Nearby Stations

Aberdeen, WA March 29 - November 15 Grayland, WAMarch 29 - November 7 Humptulips Salmon Hatchery, WA April 26 - October 22 Aberdeen 20nne, WA April 15 - November 2 Raymond 2 S, WA April 26 - October 17 Elma, WAMay 1 - October 14

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