Swansea December Weather Averages Swansea, United Kingdom

December Weather Averages for Swansea

High Temp	9°C	49°F
Low Temp	6°C	43°F
Avg Temp	8°C	46°F
Sunshine Hours	83 hours
Rainfall	163.73 mm	6.45 In
Rain days	12 days
Pressure	1013 mb	30 In

Swansea December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	8°C / 46°F	4°C / 39°F	6°C / 42°F	143 hours	68.48 mm / 2.70 In	7 days	1018 mb / 31 In
2009	7°C / 45°F	4°C / 39°F	5°C / 42°F	106 hours	138.40 mm / 5.45 In	13 days	1005 mb / 30 In
2010	4°C / 38°F	0°C / 33°F	2°C / 36°F	177 hours	34.89 mm / 1.37 In	5 days	1015 mb / 30 In
2011	10°C / 50°F	7°C / 44°F	8°C / 47°F	37 hours	132.72 mm / 5.23 In	12 days	1012 mb / 30 In
2012	9°C / 48°F	5°C / 42°F	7°C / 45°F	94 hours	238.17 mm / 9.38 In	16 days	1007 mb / 30 In
2013	10°C / 50°F	6°C / 44°F	8°C / 47°F	109 hours	187.00 mm / 7.36 In	14 days	1012 mb / 30 In
2014	9°C / 49°F	6°C / 43°F	8°C / 46°F	125 hours	86.80 mm / 3.42 In	7 days	1020 mb / 31 In
2015	12°C / 54°F	10°C / 50°F	11°C / 52°F	33 hours	319.11 mm / 12.56 In	21 days	1015 mb / 30 In
2016	10°C / 50°F	7°C / 45°F	9°C / 48°F	116 hours	56.90 mm / 2.24 In	7 days	1026 mb / 31 In
2017	10°C / 50°F	6°C / 44°F	8°C / 47°F	80 hours	141.00 mm / 5.55 In	9 days	1014 mb / 30 In
2018	11°C / 52°F	9°C / 48°F	10°C / 50°F	28 hours	193.85 mm / 7.63 In	13 days	1015 mb / 30 In
2019	9°C / 49°F	7°C / 44°F	8°C / 47°F	105 hours	168.65 mm / 6.64 In	14 days	1008 mb / 30 In
2020	9°C / 47°F	5°C / 41°F	7°C / 45°F	25 hours	279.97 mm / 11.02 In	13 days	1002 mb / 30 In
2021	10°C / 50°F	7°C / 45°F	8°C / 47°F	93 hours	145.32 mm / 5.72 In	17 days	1012 mb / 30 In
2022	8°C / 46°F	5°C / 41°F	6°C / 43°F	97 hours	159.46 mm / 6.28 In	12 days	1011 mb / 30 In
2023	10°C / 50°F	8°C / 46°F	9°C / 48°F	50 hours	223.75 mm / 8.81 In	12 days	1011 mb / 30 In
2024	10°C / 50°F	7°C / 45°F	9°C / 48°F	49 hours	113.69 mm / 4.48 In	6 days	1023 mb / 31 In

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