Letterkenny Weather History Donegal, Ireland

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Sun 27 Apr, 2025 Weather in Letterkenny

Sunrise: 05:59 AM Sunset: 08:59 PM	Moonrise: 05:32 AM Moonset: 09:11 PM	Max: 15.8 °c	Min: 10.1 °c	Avg: 12.7 °c	Precip: 1.72 mm	Max Wind: 22.7 kph

	Sun 27 0:00 am	Sun 27 3:00 am	Sun 27 6:00 am	Sun 27 9:00 am	Sun 27 12:00 pm	Sun 27 3:00 pm	Sun 27 6:00 pm	Sun 27 9:00 pm
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Temp	10.9°c	10.6°c	11.2°c	11.9°c	13.4°c	15.4°c	14.9°c	13.1°c
Wind	19.4 kmph	17.6 kmph	15.8 kmph	19.1 kmph	20.5 kmph	20.5 kmph	16.2 kmph	16.9 kmph
Precip	0.60 mm	0.00 mm	0.00 mm	0.01 mm	0.01 mm	0.03 mm	0.01 mm	0.07 mm
Cloud	100%	100%	100%	100%	100%	73%	100%	100%
Humidity	90%	90%	90%	89%	85%	81%	77%	79%
Pressure	1017 mb	1017 mb	1018 mb	1018 mb	1018 mb	1018 mb	1019 mb	1020 mb

Letterkenny Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	7°C / 44°F	2°C / 35°F	4°C / 39°F	60 hours	87.26 mm / 3.44 In	11 days	1010 mb / 30 In
February	8°C / 46°F	2°C / 36°F	5°C / 40°F	55 hours	90.47 mm / 3.56 In	11 days	1010 mb / 30 In
March	9°C / 49°F	2°C / 36°F	6°C / 42°F	64 hours	82.66 mm / 3.25 In	11 days	1012 mb / 30 In
April	12°C / 53°F	4°C / 39°F	8°C / 46°F	78 hours	78.72 mm / 3.10 In	10 days	1015 mb / 30 In
May	14°C / 57°F	6°C / 44°F	10°C / 51°F	74 hours	101.34 mm / 3.99 In	12 days	1015 mb / 30 In
June	17°C / 62°F	9°C / 48°F	13°C / 55°F	63 hours	98.11 mm / 3.86 In	11 days	1015 mb / 30 In
July	18°C / 64°F	11°C / 51°F	14°C / 58°F	48 hours	119.62 mm / 4.71 In	12 days	1013 mb / 30 In
August	17°C / 63°F	10°C / 51°F	14°C / 57°F	41 hours	124.07 mm / 4.88 In	13 days	1012 mb / 30 In
September	16°C / 60°F	9°C / 48°F	12°C / 54°F	63 hours	85.35 mm / 3.36 In	10 days	1014 mb / 30 In
October	13°C / 55°F	7°C / 44°F	10°C / 50°F	53 hours	98.79 mm / 3.89 In	11 days	1010 mb / 30 In
November	9°C / 49°F	4°C / 39°F	7°C / 44°F	57 hours	98.19 mm / 3.87 In	11 days	1008 mb / 30 In
December	7°C / 45°F	3°C / 37°F	5°C / 41°F	66 hours	99.31 mm / 3.91 In	12 days	1008 mb / 30 In

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