Frost Dates for Tandragee, United Kingdom
Based on data from Armagh weather station, 10 miles away
Elevation: 63 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 13
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 9
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
April 23
First Fall Frost
November 1
Hard Freeze (−2°C)
Last Spring Hard Freeze
March 8
First Fall Hard Freeze
November 28
Growing Season
210 Days
April 13 to November 9
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
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
0°
5°
10°
15°
20°
Avg High
Avg Temp
Avg Low
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | 8° | 5° | 2° |
| February | 9° | 5° | 2° |
| March | 10° | 7° | 3° |
| April | 13° | 9° | 5° |
| May | 16° | 12° | 7° |
| June | 18° | 14° | 10° |
| July | 20° | 16° | 12° |
| August | 19° | 16° | 12° |
| September | 17° | 13° | 10° |
| October | 14° | 10° | 7° |
| November | 10° | 7° | 4° |
| December | 8° | 5° | 2° |
Precipitation
0 mm
50 mm
100 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 79 |
| February | 81 |
| March | 84 |
| April | 71 |
| May | 86 |
| June | 84 |
| July | 89 |
| August | 102 |
| September | 69 |
| October | 86 |
| November | 84 |
| December | 84 |
Sunrise / Sunset
Daylight
Greenwich Mean Time (GMT)
Longest: 16h 58m · Shortest: 7h 02m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:47 AM | 4:24 PM | 7h 37m |
| February | 7:58 AM | 5:24 PM | 9h 26m |
| March | 6:52 AM | 6:21 PM | 11h 29m |
| April | 6:33 AM | 8:20 PM | 13h 47m |
| May | 5:30 AM | 9:16 PM | 15h 47m |
| June | 4:59 AM | 9:55 PM | 16h 55m |
| July | 5:19 AM | 9:46 PM | 16h 27m |
| August | 6:11 AM | 8:51 PM | 14h 40m |
| September | 7:09 AM | 7:33 PM | 12h 25m |
| October | 8:06 AM | 6:17 PM | 10h 11m |
| November | 8:08 AM | 4:16 PM | 8h 08m |
| December | 8:50 AM | 3:55 PM | 7h 04m |
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DUBLIN PHOENIX PARK, Ireland
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