Frost Dates for Gourock, United Kingdom

Based on data from Benmore: Younger Botanic Garde weather station, 8 miles away

Elevation: 10 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 4
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 24

30% Probability

Only 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 May 12
First Fall Frost October 14

Hard Freeze (−2°C)

Last Spring Hard Freeze March 23
First Fall Hard Freeze November 20
55.96°N, 4.82°W © OpenStreetMap

Growing Season

173 Days May 4 to October 24

USDA Hardiness Zone

Hardiness 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: −7 to −4°C

Learn more

Köppen Climate

The 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

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January7°5°2°
February8°5°2°
March9°6°3°
April12°8°4°
May15°11°6°
June18°13°9°
July19°15°11°
August19°15°11°
September16°13°9°
October13°9°6°
November10°7°4°
December7°4°2°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January318
February236
March218
April145
May137
June140
July150
August185
September203
October269
November290
December310

Sunrise / Sunset

Daylight Greenwich Mean Time (GMT) Longest: 17h 21m · Shortest: 6h 40m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Greenwich Mean Time (GMT))
Month Sunrise Sunset Daylight
January8:50 AM4:08 PM7h 18m
February7:57 AM5:12 PM9h 16m
March6:46 AM6:13 PM11h 26m
April6:23 AM8:17 PM13h 54m
May5:15 AM9:18 PM16h 03m
June4:41 AM9:59 PM17h 18m
July5:02 AM9:49 PM16h 46m
August5:59 AM8:50 PM14h 51m
September7:01 AM7:28 PM12h 26m
October8:03 AM6:07 PM10h 04m
November8:09 AM4:01 PM7h 52m
December8:55 AM3:37 PM6h 42m

Nearby Stations

Bute: Rothesay, United Kingdom April 3 - November 24 Paisley, United Kingdom April 1 - November 11 Auchincruive, United Kingdom April 28 - October 26 Ardtalnaig, United Kingdom April 26 - November 2 Leadhills, United Kingdom May 23 - October 8 Faskally, United Kingdom May 10 - October 12

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