Merthyr Tydfil December Weather Averages Merthyr Tydfil, United Kingdom

December Weather Averages for Merthyr Tydfil

High Temp	7°C	45°F
Low Temp	3°C	37°F
Avg Temp	5°C	41°F
Sunshine Hours	78 hours
Rainfall	131.91 mm	5.19 In
Rain days	12 days
Pressure	1013 mb	30 In

Merthyr Tydfil December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	6°C / 43°F	2°C / 35°F	4°C / 39°F	135 hours	54.34 mm / 2.14 In	5 days	1018 mb / 31 In
2009	5°C / 42°F	1°C / 34°F	3°C / 38°F	96 hours	109.25 mm / 4.30 In	12 days	1005 mb / 30 In
2010	1°C / 34°F	-3°C / 26°F	-1°C / 30°F	135 hours	28.15 mm / 1.11 In	9 days	1015 mb / 30 In
2011	8°C / 46°F	4°C / 39°F	6°C / 42°F	62 hours	122.41 mm / 4.82 In	12 days	1012 mb / 30 In
2012	7°C / 44°F	3°C / 37°F	5°C / 41°F	87 hours	183.71 mm / 7.23 In	12 days	1007 mb / 30 In
2013	8°C / 47°F	3°C / 38°F	6°C / 43°F	89 hours	166.12 mm / 6.54 In	16 days	1012 mb / 30 In
2014	8°C / 46°F	3°C / 37°F	5°C / 41°F	125 hours	75.70 mm / 2.98 In	4 days	1019 mb / 31 In
2015	11°C / 51°F	7°C / 45°F	9°C / 48°F	19 hours	230.10 mm / 9.06 In	18 days	1016 mb / 30 In
2016	8°C / 47°F	4°C / 40°F	6°C / 44°F	105 hours	30.91 mm / 1.22 In	6 days	1026 mb / 31 In
2017	7°C / 45°F	3°C / 37°F	5°C / 41°F	102 hours	135.77 mm / 5.35 In	10 days	1014 mb / 30 In
2018	9°C / 48°F	6°C / 42°F	8°C / 46°F	43 hours	137.46 mm / 5.41 In	14 days	1015 mb / 30 In
2019	7°C / 45°F	3°C / 38°F	5°C / 42°F	102 hours	122.97 mm / 4.84 In	11 days	1008 mb / 30 In
2020	6°C / 43°F	2°C / 35°F	4°C / 39°F	32 hours	216.12 mm / 8.51 In	13 days	1002 mb / 30 In
2021	8°C / 46°F	4°C / 38°F	6°C / 42°F	74 hours	119.98 mm / 4.72 In	14 days	1012 mb / 30 In
2022	5°C / 42°F	1°C / 34°F	3°C / 37°F	99 hours	127.28 mm / 5.01 In	13 days	1012 mb / 30 In
2023	8°C / 46°F	4°C / 40°F	6°C / 43°F	46 hours	208.00 mm / 8.19 In	13 days	1011 mb / 30 In
2024	8°C / 46°F	4°C / 39°F	6°C / 43°F	37 hours	96.57 mm / 3.80 In	7 days	1023 mb / 31 In

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