Frost Dates for Bulphan, United Kingdom

Based on data from Heathrow weather station, 6 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. March 27
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 15
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 6
First Fall Frost November 6

Hard Freeze (−2°C)

Last Spring Hard Freeze February 19
First Fall Hard Freeze December 6
51.55°N, 0.36°W © OpenStreetMap

Growing Season

233 Days March 27 to November 15

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 9a

Avg. annual minimum: 20 to 25°F (−7 to −4°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°
6°
High: 8°C
Avg: 6°C
Low: 3°C
Jan
6°
High: 9°C
Avg: 6°C
Low: 3°C
Feb
8°
High: 12°C
Avg: 8°C
Low: 4°C
Mar
11°
High: 15°C
Avg: 11°C
Low: 6°C
Apr
14°
High: 19°C
Avg: 14°C
Low: 9°C
May
17°
High: 22°C
Avg: 17°C
Low: 12°C
Jun
19°
High: 24°C
Avg: 19°C
Low: 14°C
Jul
19°
High: 23°C
Avg: 19°C
Low: 14°C
Aug
16°
High: 20°C
Avg: 16°C
Low: 12°C
Sep
12°
High: 16°C
Avg: 12°C
Low: 9°C
Oct
8°
High: 11°C
Avg: 8°C
Low: 5°C
Nov
6°
High: 9°C
Avg: 6°C
Low: 3°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
66 mm
66.0 mm
Jan
56 mm
55.9 mm
Feb
30 mm
30.5 mm
Mar
38 mm
38.1 mm
Apr
46 mm
45.7 mm
May
48 mm
48.3 mm
Jun
38 mm
38.1 mm
Jul
48 mm
48.3 mm
Aug
46 mm
45.7 mm
Sep
69 mm
68.6 mm
Oct
71 mm
71.1 mm
Nov
64 mm
63.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 7:57 AM – 4:03 PM · 8h 06m
Feb: 7:09 AM – 4:51 PM · 9h 42m
Mar: 6:14 AM – 5:46 PM · 11h 32m
Apr: 5:12 AM – 6:48 PM · 13h 36m
May: 4:19 AM – 7:41 PM · 15h 22m
Jun: 3:49 AM – 8:11 PM · 16h 22m
Jul: 4:01 AM – 7:59 PM · 15h 58m
Aug: 4:48 AM – 7:12 PM · 14h 24m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:49 AM – 5:11 PM · 10h 22m
Nov: 7:43 AM – 4:17 PM · 8h 33m
Dec: 8:11 AM – 3:49 PM · 7h 37m
Daylight Longest: 16h 24m · Shortest: 7h 36m

Nearby Stations

Wisley, United Kingdom April 26 - October 25 Hampstead, United Kingdom March 31 - November 18 Writtle, United Kingdom April 28 - October 23 Rothamsted, United Kingdom April 16 - November 8 Alice Holt Lodge, United Kingdom April 30 - October 23 Goudhurst, United Kingdom April 28 - November 5

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