Mountain Ash December Weather Averages Mid Glamorgan, United Kingdom

December Weather Averages for Mountain Ash

High Temp	8°C	46°F
Low Temp	4°C	39°F
Avg Temp	6°C	43°F
Sunshine Hours	86 hours
Rainfall	115.44 mm	4.55 In
Rain days	10 days
Pressure	1013 mb	30 In

Mountain Ash December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	6°C / 43°F	2°C / 36°F	4°C / 39°F	112 hours	104.90 mm / 4.13 In	9 days	1006 mb / 30 In
2010	2°C / 36°F	-2°C / 28°F	0°C / 32°F	135 hours	25.89 mm / 1.02 In	8 days	1015 mb / 30 In
2011	9°C / 48°F	5°C / 41°F	7°C / 44°F	69 hours	88.70 mm / 3.49 In	8 days	1012 mb / 30 In
2012	8°C / 46°F	4°C / 38°F	6°C / 42°F	100 hours	160.96 mm / 6.34 In	11 days	1007 mb / 30 In
2013	9°C / 48°F	4°C / 40°F	7°C / 44°F	107 hours	167.90 mm / 6.61 In	14 days	1013 mb / 30 In
2014	8°C / 47°F	4°C / 39°F	6°C / 43°F	136 hours	50.70 mm / 2.00 In	3 days	1020 mb / 31 In
2015	11°C / 52°F	8°C / 47°F	10°C / 50°F	26 hours	188.60 mm / 7.43 In	18 days	1016 mb / 30 In
2016	9°C / 48°F	5°C / 42°F	7°C / 45°F	112 hours	25.30 mm / 1.00 In	4 days	1026 mb / 31 In
2017	8°C / 47°F	4°C / 40°F	6°C / 43°F	102 hours	121.94 mm / 4.80 In	9 days	1014 mb / 30 In
2018	10°C / 50°F	7°C / 44°F	8°C / 47°F	48 hours	118.10 mm / 4.65 In	12 days	1016 mb / 30 In
2019	8°C / 47°F	4°C / 40°F	6°C / 43°F	109 hours	113.56 mm / 4.47 In	11 days	1008 mb / 30 In
2020	7°C / 45°F	3°C / 37°F	5°C / 41°F	44 hours	184.66 mm / 7.27 In	11 days	1002 mb / 30 In
2021	9°C / 47°F	4°C / 40°F	6°C / 44°F	89 hours	95.34 mm / 3.75 In	14 days	1013 mb / 30 In
2022	6°C / 44°F	2°C / 36°F	4°C / 39°F	96 hours	118.34 mm / 4.66 In	13 days	1012 mb / 30 In
2023	9°C / 48°F	5°C / 41°F	7°C / 45°F	53 hours	192.38 mm / 7.57 In	10 days	1011 mb / 30 In
2024	9°C / 48°F	5°C / 41°F	7°C / 44°F	43 hours	89.81 mm / 3.54 In	6 days	1023 mb / 31 In

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