Frost Dates for Tulalip Bay, WA

Based on data from Everett weather station, 7 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 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. November 2
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 1
First Fall Frost October 27

Hard Freeze (28°F)

Last Spring Hard Freeze March 1
First Fall Hard Freeze November 21
48.04°N, -122.31°W © OpenStreetMap

Growing Season

223 Days March 24 to November 2

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 8a

Avg. annual minimum: 10 to 15°F (−12 to −9°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° 50° 70°
41°
High: 48°F
Avg: 41°F
Low: 35°F
Jan
42°
High: 50°F
Avg: 42°F
Low: 35°F
Feb
46°
High: 55°F
Avg: 46°F
Low: 37°F
Mar
51°
High: 60°F
Avg: 51°F
Low: 41°F
Apr
56°
High: 66°F
Avg: 56°F
Low: 47°F
May
61°
High: 70°F
Avg: 61°F
Low: 52°F
Jun
65°
High: 75°F
Avg: 65°F
Low: 55°F
Jul
66°
High: 76°F
Avg: 66°F
Low: 55°F
Aug
60°
High: 70°F
Avg: 60°F
Low: 50°F
Sep
52°
High: 61°F
Avg: 52°F
Low: 43°F
Oct
45°
High: 52°F
Avg: 45°F
Low: 38°F
Nov
40°
High: 47°F
Avg: 40°F
Low: 34°F
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 2" 4" 4.7"
4.2"
4.22"
Jan
3.4"
3.36"
Feb
3.6"
3.64"
Mar
2.7"
2.66"
Apr
2.5"
2.48"
May
2.1"
2.13"
Jun
1.7"
1.74"
Jul
2.0"
1.98"
Aug
1.8"
1.75"
Sep
2.7"
2.74"
Oct
4.3"
4.29"
Nov
4.7"
4.65"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:42 AM – 4:18 PM · 8h 35m
Feb: 7:01 AM – 4:59 PM · 9h 58m
Mar: 6:13 AM – 5:47 PM · 11h 35m
Apr: 5:18 AM – 6:42 PM · 13h 25m
May: 4:31 AM – 7:29 PM · 14h 57m
Jun: 4:06 AM – 7:54 PM · 15h 49m
Jul: 4:16 AM – 7:44 PM · 15h 28m
Aug: 4:57 AM – 7:03 PM · 14h 06m
Sep: 5:50 AM – 6:10 PM · 12h 20m
Oct: 6:43 AM – 5:17 PM · 10h 33m
Nov: 7:31 AM – 4:29 PM · 8h 59m
Dec: 7:54 AM – 4:06 PM · 8h 11m
Daylight Longest: 15h 50m · Shortest: 8h 10m

Nearby Stations

Everett Snohomish AP, WA March 9 - November 17 Monroe, WAApril 17 - October 23 Arlington, WA April 22 - October 19 Seattle Sand Pt Wsfo, WA March 8 - November 23 Startup 1 E, WA April 15 - October 25 Port Townsend, WA March 1 - November 28

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