47.2529°N/122.4443°W
When to plant in Tacoma
Washington, United States · Mediterranean, warm summer (Köppen Csb)
Last spring frost · safe
Mar 29
~10% frost risk · typical Mar 8
First fall frost · safe
Oct 30
~10% frost risk · typical Nov 13
Frost-free days
246
Mar 8 → Nov 13
Climate zone
Mediterranean, warm summer
Köppen Csb
85/100 confidence
◇ Station-based
The frost date shown is the safe date (~10% frost risk); the typical median is shown alongside. Your microclimate can shift things ±1–2 weeks.
The growing year
Frost-bounded season with crops mapped onto the 12-month axis.
Frost risk Growing Harvest
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
FROST
FROST
GROWING SEASON — 246 DAYS
MAR 8
NOV 13
Full crop calendar
Source: Curated · based on NOAA GHCN-Daily 1991–2020 normal · Köppen–Geiger classification (Beck et al. 2023) · crop windows from FAO ECOCROP references. How we calculate this →
Also see frost dates for Tacoma.