Swansea Weather History Swansea, 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.
Yearly Monthly Averages
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Fri 05 Dec, 2025 Weather in Swansea

Sunrise: 08:05 AM Sunset: 04:07 PM	Moonrise: 03:59 PM Moonset: 09:18 AM	Max: 12.3 °c	Min: 6.6 °c	Avg: 9.5 °c	Precip: 28.50 mm	Max Wind: 57.6 kph

	Fri 05 0:00 am	Fri 05 3:00 am	Fri 05 6:00 am	Fri 05 9:00 am	Fri 05 12:00 pm	Fri 05 3:00 pm	Fri 05 6:00 pm	Fri 05 9:00 pm
Icon
Temp	6.6°c	8.4°c	9.6°c	8.5°c	9.2°c	10.7°c	11.1°c	10.4°c
Wind	27.0 kmph	45.0 kmph	35.3 kmph	31.7 kmph	39.6 kmph	44.6 kmph	45.4 kmph	52.6 kmph
Precip	1.50 mm	1.60 mm	0.20 mm	0.00 mm	2.30 mm	2.90 mm	0.40 mm	0.40 mm
Cloud	100%	100%	82%	100%	100%	100%	72%	77%
Humidity	83%	88%	77%	80%	91%	95%	83%	82%
Pressure	1001 mb	1000 mb	1000 mb	999 mb	994 mb	987 mb	988 mb	989 mb

Swansea Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	8°C / 46°F	4°C / 40°F	6°C / 43°F	96 hours	127.77 mm / 5.03 In	10 days	1015 mb / 30 In
February	8°C / 47°F	5°C / 40°F	6°C / 44°F	81 hours	103.83 mm / 4.09 In	9 days	1015 mb / 30 In
March	10°C / 49°F	5°C / 41°F	7°C / 45°F	122 hours	89.56 mm / 3.53 In	8 days	1015 mb / 30 In
April	12°C / 53°F	7°C / 44°F	9°C / 49°F	135 hours	64.92 mm / 2.56 In	7 days	1016 mb / 30 In
May	14°C / 58°F	9°C / 48°F	12°C / 53°F	139 hours	87.38 mm / 3.44 In	8 days	1017 mb / 31 In
June	17°C / 62°F	12°C / 53°F	14°C / 58°F	133 hours	93.41 mm / 3.68 In	8 days	1016 mb / 30 In
July	18°C / 65°F	14°C / 57°F	16°C / 61°F	131 hours	102.46 mm / 4.03 In	9 days	1015 mb / 30 In
August	18°C / 65°F	14°C / 57°F	16°C / 61°F	122 hours	116.30 mm / 4.58 In	9 days	1015 mb / 30 In
September	17°C / 63°F	13°C / 55°F	15°C / 59°F	128 hours	107.70 mm / 4.24 In	8 days	1016 mb / 30 In
October	14°C / 58°F	11°C / 51°F	13°C / 55°F	99 hours	149.06 mm / 5.87 In	10 days	1013 mb / 30 In
November	11°C / 52°F	8°C / 46°F	10°C / 49°F	92 hours	156.28 mm / 6.15 In	12 days	1011 mb / 30 In
December	9°C / 49°F	6°C / 43°F	8°C / 46°F	83 hours	163.73 mm / 6.45 In	12 days	1013 mb / 30 In

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