Frost Dates for Stromness, United Kingdom

Based on data from Kirkwall weather station, 14 miles away

Elevation: 7 m

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 11
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 27
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 22
First Fall Frost November 19

Hard Freeze (−2°C)

Last Spring Hard Freeze March 1
First Fall Hard Freeze December 17
58.97°N, -3.30°W © OpenStreetMap

Growing Season

230 Days April 11 to November 27

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 9b

Avg. annual minimum: 25 to 30°F (−4 to −1°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° 5° 10° 15° 20°
5°
High: 7°C
Avg: 5°C
Low: 2°C
Jan
5°
High: 7°C
Avg: 5°C
Low: 2°C
Feb
5°
High: 8°C
Avg: 5°C
Low: 3°C
Mar
7°
High: 10°C
Avg: 7°C
Low: 4°C
Apr
9°
High: 13°C
Avg: 9°C
Low: 6°C
May
12°
High: 15°C
Avg: 12°C
Low: 9°C
Jun
13°
High: 16°C
Avg: 13°C
Low: 11°C
Jul
13°
High: 16°C
Avg: 13°C
Low: 11°C
Aug
12°
High: 15°C
Avg: 12°C
Low: 9°C
Sep
10°
High: 12°C
Avg: 10°C
Low: 7°C
Oct
7°
High: 9°C
Avg: 7°C
Low: 5°C
Nov
5°
High: 7°C
Avg: 5°C
Low: 3°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 50 mm 100 mm
117 mm
116.8 mm
Jan
84 mm
83.8 mm
Feb
79 mm
78.7 mm
Mar
61 mm
61.0 mm
Apr
58 mm
58.4 mm
May
51 mm
50.8 mm
Jun
64 mm
63.5 mm
Jul
81 mm
81.3 mm
Aug
94 mm
94.0 mm
Sep
122 mm
121.9 mm
Oct
119 mm
119.4 mm
Nov
114 mm
114.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6.5h9h11.5h14h16.5h18h17.5h15h12.5h10h7.5h6h
Jan: 9:02 AM – 3:40 PM · 6h 38m
Feb: 7:59 AM – 4:54 PM · 8h 55m
Mar: 6:40 AM – 6:02 PM · 11h 22m
Apr: 6:08 AM – 8:16 PM · 14h 08m
May: 4:50 AM – 9:26 PM · 16h 35m
Jun: 4:09 AM – 10:15 PM · 18h 06m
Jul: 4:34 AM – 10:01 PM · 17h 27m
Aug: 5:40 AM – 8:52 PM · 15h 12m
Sep: 6:51 AM – 7:21 PM · 12h 29m
Oct: 8:02 AM – 5:51 PM · 9h 49m
Nov: 8:18 AM – 3:36 PM · 7h 18m
Dec: 9:11 AM – 3:04 PM · 5h 54m
Daylight Greenwich Mean Time (GMT) Longest: 18h 09m · Shortest: 5h 51m

Nearby Stations

Wick, United Kingdom May 10 - November 2 Kinloss, United Kingdom April 26 - October 25 Dyce, United Kingdom May 3 - October 23 Craibstone, United Kingdom April 29 - November 5 Balmoral, United Kingdom May 30 - September 17

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