Merthyr Tydfil September Weather Averages Merthyr Tydfil, United Kingdom

September Weather Averages for Merthyr Tydfil

High Temp	16°C	61°F
Low Temp	9°C	48°F
Avg Temp	12°C	54°F
Sunshine Hours	111 hours
Rainfall	87.33 mm	3.44 In
Rain days	8 days
Pressure	1016 mb	30 In

Merthyr Tydfil September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	16°C / 60°F	9°C / 48°F	12°C / 54°F	131 hours	36.12 mm / 1.42 In	4 days	1022 mb / 31 In
2010	15°C / 59°F	8°C / 47°F	12°C / 54°F	91 hours	88.53 mm / 3.49 In	13 days	1015 mb / 30 In
2011	16°C / 61°F	10°C / 50°F	13°C / 55°F	66 hours	101.21 mm / 3.98 In	11 days	1012 mb / 30 In
2012	15°C / 58°F	8°C / 46°F	11°C / 52°F	117 hours	76.72 mm / 3.02 In	6 days	1015 mb / 30 In
2013	16°C / 61°F	9°C / 47°F	12°C / 54°F	94 hours	53.17 mm / 2.09 In	6 days	1016 mb / 30 In
2014	18°C / 64°F	9°C / 49°F	14°C / 56°F	158 hours	9.80 mm / 0.39 In	2 days	1019 mb / 31 In
2015	15°C / 59°F	8°C / 46°F	11°C / 53°F	136 hours	51.60 mm / 2.03 In	5 days	1017 mb / 31 In
2016	17°C / 63°F	11°C / 52°F	14°C / 58°F	121 hours	80.90 mm / 3.19 In	5 days	1016 mb / 30 In
2017	15°C / 58°F	9°C / 48°F	12°C / 53°F	80 hours	113.96 mm / 4.49 In	18 days	1013 mb / 30 In
2018	15°C / 60°F	9°C / 48°F	12°C / 54°F	103 hours	85.47 mm / 3.37 In	9 days	1021 mb / 31 In
2019	16°C / 60°F	10°C / 49°F	13°C / 55°F	130 hours	148.49 mm / 5.85 In	8 days	1017 mb / 31 In
2020	15°C / 60°F	8°C / 47°F	12°C / 53°F	141 hours	53.23 mm / 2.10 In	7 days	1017 mb / 31 In
2021	18°C / 64°F	10°C / 50°F	14°C / 57°F	124 hours	96.42 mm / 3.80 In	8 days	1018 mb / 31 In
2022	16°C / 61°F	9°C / 48°F	12°C / 54°F	96 hours	137.53 mm / 5.41 In	10 days	1013 mb / 30 In
2023	18°C / 64°F	11°C / 52°F	14°C / 58°F	122 hours	95.53 mm / 3.76 In	7 days	1014 mb / 30 In
2024	15°C / 59°F	8°C / 47°F	11°C / 53°F	84 hours	124.51 mm / 4.90 In	6 days	1015 mb / 30 In
2025	15°C / 59°F	8°C / 46°F	11°C / 52°F	90 hours	131.50 mm / 5.18 In	5 days	1014 mb / 30 In

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