Snowdonia Weather History Gwynedd, United Kingdom

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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.
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Mon 18 May, 2026 Weather in Snowdonia

Sunrise: 05:14 AM Sunset: 09:12 PM	Moonrise: 05:38 AM Moonset: No moonset	Max: 11.4 °c	Min: 4.7 °c	Avg: 8.1 °c	Precip: 6.90 mm	Max Wind: 13.6 kph

	Mon 18 0:00 am	Mon 18 3:00 am	Mon 18 6:00 am	Mon 18 9:00 am	Mon 18 12:00 pm	Mon 18 3:00 pm	Mon 18 6:00 pm	Mon 18 9:00 pm
Icon
Temp	4.7°c	6.0°c	5.8°c	7.7°c	9.8°c	11.3°c	9.7°c	7.8°c
Wind	7.9 kmph	4.7 kmph	3.6 kmph	9.4 kmph	11.9 kmph	11.2 kmph	11.2 kmph	12.0 kmph
Precip	0.50 mm	0.30 mm	0.20 mm	0.10 mm	0.00 mm	0.00 mm	0.50 mm	0.40 mm
Cloud	100%	100%	100%	52%	61%	10%	52%	67%
Humidity	96%	96%	94%	86%	72%	60%	63%	85%
Pressure	1008 mb	1007 mb	1008 mb	1008 mb	1008 mb	1008 mb	1007 mb	1007 mb

Snowdonia Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	6°C / 42°F	1°C / 35°F	3°C / 38°F	61 hours	139.43 mm / 5.49 In	13 days	1013 mb / 30 In
February	6°C / 43°F	2°C / 35°F	4°C / 39°F	48 hours	134.59 mm / 5.30 In	11 days	1013 mb / 30 In
March	8°C / 47°F	2°C / 36°F	5°C / 41°F	87 hours	117.35 mm / 4.62 In	11 days	1014 mb / 30 In
April	11°C / 52°F	4°C / 38°F	7°C / 45°F	100 hours	80.30 mm / 3.16 In	9 days	1016 mb / 30 In
May	14°C / 56°F	6°C / 43°F	10°C / 50°F	102 hours	99.65 mm / 3.92 In	11 days	1016 mb / 30 In
June	16°C / 61°F	9°C / 48°F	13°C / 55°F	96 hours	108.63 mm / 4.28 In	10 days	1016 mb / 30 In
July	17°C / 63°F	11°C / 51°F	14°C / 57°F	86 hours	124.32 mm / 4.89 In	11 days	1015 mb / 30 In
August	17°C / 62°F	11°C / 51°F	14°C / 57°F	74 hours	131.98 mm / 5.20 In	12 days	1014 mb / 30 In
September	15°C / 59°F	9°C / 48°F	12°C / 54°F	82 hours	125.88 mm / 4.96 In	10 days	1015 mb / 30 In
October	12°C / 54°F	7°C / 45°F	10°C / 49°F	54 hours	142.36 mm / 5.60 In	11 days	1013 mb / 30 In
November	9°C / 48°F	5°C / 40°F	7°C / 44°F	56 hours	169.46 mm / 6.67 In	13 days	1010 mb / 30 In
December	7°C / 44°F	3°C / 37°F	5°C / 41°F	50 hours	189.81 mm / 7.47 In	14 days	1012 mb / 30 In

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