Frost Dates for Aylesbury, Buckinghamshire, United Kingdom

Coordinates: 51.814, -0.819

Growing Season

The last spring air frost in Aylesbury, Buckinghamshire, United Kingdom typically occurs around May 20, and the first autumn air frost around Oct 7. This gives a frost-free growing season of approximately 140 days.

USDA Hardiness Zone

This location falls in USDA Hardiness Zone 8b, where the average annual extreme minimum temperature is -9.4 to -6.7°C (15 to 20°F). This zone rating helps gardeners determine which perennial plants are likely to survive winter.

Temperature Overview

The coldest month is January, with an average low of 1°C (34°F). The warmest month is July, with an average high of 21°C (70°F).

Frost Risk Breakdown

Frost dates at three temperature thresholds: Air frost (0°C / 32°F): May 20 (last spring) to Oct 7 (first autumn). Light ground frost (-1°C / 30°F): May 3 (last spring) to Oct 23 (first autumn). Hard ground frost (-2°C / 28°F): Apr 6 (last spring) to Nov 30 (first autumn).

We predict your growing zone to be approximately ...

USDA Growing Zone
USDA Growing Zone - 8b

... and the frost data for your area is ...

Current Risk Level: Air Frost possible

for today based on past data only.

We predict a frost free growing season at your location from May 20 to Oct 7, which provides approximately 139 frost free days.

For the less tender plants, or if you are planning to protect your plants with fleece etc, your growing season could stretch from May 3 to Oct 23, which provides a total of 173 days for growing.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
  • Hard Ground Frost possible
  • Light Ground Frost possible
  • Air Frost possible
  • Safest (unlikely)
First and last frost dates by frost type
FirstLast
Air FrostOct 7May 20
Light Ground FrostOct 23May 3
Hard Ground FrostNov 30Apr 6

Frost Dates for Aylesbury, Buckinghamshire, United Kingdom | FrostDates.com