Frost dates for London

◇ Station-based · 82/100 confidence

Last spring frost · safe

Apr 20

~10% frost risk · typical Apr 6

First fall frost · safe

Oct 27

~10% frost risk · typical Nov 16

Frost-free days

234

Apr 6 → Nov 16

Climate zone

Temperate oceanic

Köppen Cfb

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

GROWING SEASON — 234 DAYS

APR 6

NOV 16