Frost Dates for Ullapool, United Kingdom

Based on data from Kinlochewe weather station, 21 miles away

Elevation: 16 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 3
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 22

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 13
First Fall Frost October 13

Hard Freeze (−2°C)

Last Spring Hard Freeze April 8
First Fall Hard Freeze November 20
57.90°N, 5.16°W © OpenStreetMap

Growing Season

172 Days May 3 to October 22

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 8b

Avg. annual minimum: −9 to −7°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°4°1°
February8°5°1°
March10°6°2°
April12°8°4°
May15°11°6°
June17°13°9°
July19°15°11°
August18°14°11°
September16°12°9°
October13°9°6°
November10°6°3°
December7°4°1°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January292
February249
March216
April114
May114
June102
July107
August142
September180
October239
November231
December295

Sunrise / Sunset

Daylight Greenwich Mean Time (GMT) Longest: 17h 45m · Shortest: 6h 15m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Greenwich Mean Time (GMT))
Month Sunrise Sunset Daylight
January9:02 AM3:59 PM6h 57m
February8:03 AM5:08 PM9h 05m
March6:49 AM6:13 PM11h 24m
April6:21 AM8:22 PM14h 01m
May5:08 AM9:27 PM16h 20m
June4:30 AM10:13 PM17h 42m
July4:53 AM10:01 PM17h 07m
August5:54 AM8:56 PM15h 02m
September7:02 AM7:30 PM12h 28m
October8:08 AM6:05 PM9h 56m
November8:19 AM3:54 PM7h 34m
December9:08 AM3:26 PM6h 17m

Nearby Stations

Inverness, United Kingdom April 11 - November 6 Stornoway Airport, United Kingdom April 13 - November 19 Ardtalnaig, United Kingdom April 26 - November 2 Tiree, United Kingdom March 14 - December 4 Benmore: Younger Botanic Garde, United Kingdom May 4 - October 24

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