Frost Dates for Rhayader, United Kingdom

Based on data from Gogerddan weather station, 23 miles away

Elevation: 219 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. April 24
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. November 7

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 1
First Fall Frost October 30

Hard Freeze (−2°C)

Last Spring Hard Freeze March 27
First Fall Hard Freeze November 22
52.30°N, 3.51°W © OpenStreetMap

Growing Season

197 Days April 24 to November 7

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.

Temperature

Avg High Avg Temp Avg Low
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January8°6°3°
February9°6°3°
March11°7°4°
April13°9°5°
May16°12°8°
June18°14°10°
July19°16°13°
August19°16°12°
September18°14°10°
October14°11°8°
November11°8°5°
December9°6°3°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January97
February89
March74
April61
May69
June86
July89
August86
September91
October119
November130
December132

Sunrise / Sunset

Daylight Greenwich Mean Time (GMT) Longest: 16h 35m · Shortest: 7h 25m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Greenwich Mean Time (GMT))
Month Sunrise Sunset Daylight
January8:27 AM4:24 PM7h 57m
February7:42 AM5:19 PM9h 37m
March6:40 AM6:11 PM11h 31m
April6:27 AM8:06 PM13h 40m
May5:27 AM8:57 PM15h 30m
June4:60 AM9:33 PM16h 33m
July5:18 AM9:25 PM16h 07m
August6:06 AM8:35 PM14h 29m
September6:59 AM7:22 PM12h 23m
October7:52 AM6:10 PM10h 18m
November7:49 AM4:14 PM8h 25m
December8:28 AM3:55 PM7h 27m

Nearby Stations

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