Frost Dates for Hampstead, United Kingdom

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 31
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 18
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 10
First Fall Frost November 8

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze February 20
First Fall Hard Freeze December 8
51.56°N, 0.18°W © OpenStreetMap

Growing Season

232 Days March 31 to November 18

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

Learn more

Temperature

30° 50° 70°
41°
High: 45°
Avg: 41°
Low: 36°
Jan
41°
High: 46°
Avg: 41°
Low: 36°
Feb
45°
High: 52°
Avg: 45°
Low: 39°
Mar
50°
High: 57°
Avg: 50°
Low: 42°
Apr
55°
High: 63°
Avg: 55°
Low: 47°
May
60°
High: 69°
Avg: 60°
Low: 52°
Jun
64°
High: 73°
Avg: 64°
Low: 56°
Jul
64°
High: 72°
Avg: 64°
Low: 56°
Aug
59°
High: 66°
Avg: 59°
Low: 52°
Sep
53°
High: 58°
Avg: 53°
Low: 47°
Oct
46°
High: 51°
Avg: 46°
Low: 41°
Nov
41°
High: 46°
Avg: 41°
Low: 37°
Dec
32°F
Avg High Avg Temp Avg Low Light Frost (32°F)

Precipitation

0" 1" 2" 3" 3.3"
2.9"
2.90"
Jan
2.2"
2.20"
Feb
1.6"
1.60"
Mar
2.2"
2.20"
Apr
1.9"
1.90"
May
2.2"
2.20"
Jun
1.7"
1.70"
Jul
2.5"
2.50"
Aug
2.4"
2.40"
Sep
3.0"
3.00"
Oct
2.9"
2.90"
Nov
3.3"
3.30"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h12h14h15h16h16h14h12h10h9h8h
Jan: 7:57 AM – 4:03 PM · 8h 05m
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: 4:18 AM – 7:42 PM · 15h 23m
Jun: 3:48 AM – 8:12 PM · 16h 23m
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: 7:44 AM – 4:16 PM · 8h 32m
Dec: 8:12 AM – 3:48 PM · 7h 37m
Daylight Longest: 16h 25m · Shortest: 7h 35m

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

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