33.5900°N/130.4000°E
When to plant in Fukuoka
Fukuoka, Japan · Humid subtropical (Köppen Cfa)
Last spring frost · safe
Apr 11
~10% frost risk · typical Apr 4
First fall frost · safe
Nov 19
~10% frost risk · typical Nov 30
Frost-free days
239
Apr 4 → Nov 30
Climate zone
Humid subtropical
Köppen Cfa
45/100 confidence
◇ Modeled
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 — 239 DAYS
APR 4
NOV 30
Full crop calendar
Same climate — Humid subtropical
Source: Curated · based on NASA POWER (modeled) 1991–2020 · Köppen–Geiger classification (Beck et al. 2023) · crop windows from FAO ECOCROP references. How we calculate this →
Also see frost dates for Fukuoka.