35.2220°N/101.8313°W
When to plant in Amarillo
Texas, United States · Cold semi-arid (Köppen BSk)
Last spring frost · safe
May 1
~10% frost risk · typical Apr 16
First fall frost · safe
Oct 9
~10% frost risk · typical Oct 24
Frost-free days
187
Apr 16 → Oct 24
Climate zone
Cold semi-arid
Köppen BSk
89/100 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 — 187 DAYS
APR 16
OCT 24
Full crop calendar
Same climate — Cold semi-arid
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 Amarillo.