Frost Dates for Griston, United Kingdom

Based on data from Wattisham weather station, 30 miles away

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 16
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 25
First Fall Frost October 28

Hard Freeze (−2°C)

Last Spring Hard Freeze March 16
First Fall Hard Freeze November 29
52.56°N, 0.86°W © OpenStreetMap

Growing Season

202 Days April 16 to November 4

USDA Hardiness Zone iHardiness 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 8b

Avg. annual minimum: 15 to 20°F (−9 to −7°C)

Learn more

Köppen Climate iThe 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

0° 10° 20°
4°
High: 7°C
Avg: 4°C
Low: 1°C
Jan
5°
High: 8°C
Avg: 5°C
Low: 1°C
Feb
7°
High: 10°C
Avg: 7°C
Low: 3°C
Mar
9°
High: 14°C
Avg: 9°C
Low: 5°C
Apr
12°
High: 17°C
Avg: 12°C
Low: 8°C
May
15°
High: 20°C
Avg: 15°C
Low: 10°C
Jun
17°
High: 22°C
Avg: 17°C
Low: 12°C
Jul
17°
High: 22°C
Avg: 17°C
Low: 13°C
Aug
15°
High: 19°C
Avg: 15°C
Low: 10°C
Sep
11°
High: 14°C
Avg: 11°C
Low: 8°C
Oct
7°
High: 10°C
Avg: 7°C
Low: 4°C
Nov
5°
High: 7°C
Avg: 5°C
Low: 2°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
61 mm
61.0 mm
Jan
51 mm
50.8 mm
Feb
41 mm
40.6 mm
Mar
30 mm
30.5 mm
Apr
48 mm
48.3 mm
May
56 mm
55.9 mm
Jun
58 mm
58.4 mm
Jul
69 mm
68.6 mm
Aug
53 mm
53.3 mm
Sep
71 mm
71.1 mm
Oct
71 mm
71.1 mm
Nov
61 mm
61.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 8:00 AM – 3:60 PM · 7h 60m
Feb: 7:11 AM – 4:49 PM · 9h 39m
Mar: 6:15 AM – 5:45 PM · 11h 31m
Apr: 5:11 AM – 6:49 PM · 13h 38m
May: 4:16 AM – 7:44 PM · 15h 28m
Jun: 3:45 AM – 8:15 PM · 16h 29m
Jul: 3:58 AM – 8:02 PM · 16h 04m
Aug: 4:46 AM – 7:14 PM · 14h 27m
Sep: 5:49 AM – 6:11 PM · 12h 23m
Oct: 6:50 AM – 5:10 PM · 10h 20m
Nov: 7:46 AM – 4:14 PM · 8h 28m
Dec: 8:15 AM – 3:45 PM · 7h 31m
Daylight Longest: 16h 31m · Shortest: 7h 29m

Nearby Stations

East Bergholt, United Kingdom May 1 - October 25 Rothamsted, United Kingdom April 16 - November 8 Writtle, United Kingdom April 28 - October 23 Cambridge (B. Gdns), United Kingdom April 20 - November 4 Heathrow, United Kingdom March 27 - November 15 Hampstead, United Kingdom March 31 - November 18

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