Frost Dates for Hayes, United Kingdom

Based on data from Hampstead weather station, 26 miles away

Elevation: 39 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. March 31
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 18

30% Probability

Only 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 10
First Fall Frost November 8

Hard Freeze (−2°C)

Last Spring Hard Freeze February 20
First Fall Hard Freeze December 8
51.52°N, 0.42°W © OpenStreetMap

Growing Season

232 Days March 31 to November 18

USDA Hardiness Zone

Hardiness 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 9a

Avg. annual minimum: −7 to −4°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January7°5°2°
February8°5°2°
March11°7°4°
April14°10°5°
May17°13°8°
June20°16°11°
July23°18°13°
August22°18°13°
September19°15°11°
October15°12°8°
November11°8°5°
December8°5°3°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January74
February56
March41
April56
May48
June56
July43
August64
September61
October76
November74
December84

Sunrise / Sunset

Daylight Greenwich Mean Time (GMT) Longest: 16h 25m · Shortest: 7h 35m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Greenwich Mean Time (GMT))
Month Sunrise Sunset Daylight
January8:06 AM4:11 PM8h 05m
February7:23 AM5:05 PM9h 42m
March6:23 AM5:55 PM11h 32m
April6:11 AM7:48 PM13h 36m
May5:14 AM8:37 PM15h 23m
June4:48 AM9:11 PM16h 23m
July5:06 AM9:04 PM15h 58m
August5:51 AM8:15 PM14h 24m
September6:43 AM7:05 PM12h 22m
October7:34 AM5:55 PM10h 22m
November7:28 AM4:01 PM8h 32m
December8:07 AM3:43 PM7h 37m

Nearby Stations

Heathrow, United Kingdom March 27 - November 15 Writtle, United Kingdom April 28 - October 23 Rothamsted, United Kingdom April 16 - November 8 Wisley, United Kingdom April 26 - October 25 Goudhurst, United Kingdom April 28 - November 5 Alice Holt Lodge, United Kingdom April 30 - October 23

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview