Frost Dates for CASEMENT, Ireland

Elevation: 91 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. March 22
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 20
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 2
First Fall Frost November 11

Hard Freeze (−2°C)

Last Spring Hard Freeze February 15
First Fall Hard Freeze December 14
53.30°N, -6.45°W © OpenStreetMap

Growing Season

243 Days March 22 to November 20

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: −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: 3°C
Jan
5°
High: 8°C
Avg: 5°C
Low: 3°C
Feb
7°
High: 10°C
Avg: 7°C
Low: 4°C
Mar
8°
High: 12°C
Avg: 8°C
Low: 5°C
Apr
11°
High: 15°C
Avg: 11°C
Low: 8°C
May
14°
High: 17°C
Avg: 14°C
Low: 11°C
Jun
16°
High: 19°C
Avg: 16°C
Low: 12°C
Jul
15°
High: 18°C
Avg: 15°C
Low: 12°C
Aug
13°
High: 16°C
Avg: 13°C
Low: 10°C
Sep
10°
High: 13°C
Avg: 10°C
Low: 8°C
Oct
7°
High: 10°C
Avg: 7°C
Low: 5°C
Nov
6°
High: 8°C
Avg: 6°C
Low: 3°C
Dec
Avg High Avg Temp Avg Low

Precipitation

0 mm 30 mm 60 mm 90 mm
76 mm
76.2 mm
Jan
71 mm
71.1 mm
Feb
66 mm
66.0 mm
Mar
74 mm
73.7 mm
Apr
74 mm
73.7 mm
May
74 mm
73.7 mm
Jun
76 mm
76.2 mm
Jul
74 mm
73.7 mm
Aug
74 mm
73.7 mm
Sep
81 mm
81.3 mm
Oct
86 mm
86.4 mm
Nov
81 mm
81.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16.5h14.5h12.5h10.5h8.5h7.5h
Jan: 8:06 AM – 3:54 PM · 7h 48m
Feb: 7:14 AM – 4:46 PM · 9h 32m
Mar: 6:15 AM – 5:45 PM · 11h 30m
Apr: 5:09 AM – 6:51 PM · 13h 43m
May: 4:11 AM – 7:49 PM · 15h 37m
Jun: 3:39 AM – 8:21 PM · 16h 43m
Jul: 3:52 AM – 8:08 PM · 16h 15m
Aug: 4:43 AM – 7:17 PM · 14h 34m
Sep: 5:48 AM – 6:12 PM · 12h 24m
Oct: 6:52 AM – 5:08 PM · 10h 15m
Nov: 7:51 AM – 4:09 PM · 8h 18m
Dec: 8:21 AM – 3:39 PM · 7h 17m
Daylight Longest: 16h 45m · Shortest: 7h 15m

Nearby Stations

DUBLIN PHOENIX PARK, Ireland March 15 - December 4 BIRR, Ireland March 29 - November 21 Armagh, United Kingdom April 13 - November 9 WATERFORD (TYCOR), Ireland March 1 - December 3 Hillsborough, United Kingdom April 19 - November 10 Stormont Castle, United Kingdom March 24 - November 24

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