Swansea September Weather Averages Swansea, United Kingdom

September Weather Averages for Swansea

High Temp	17°C	63°F
Low Temp	13°C	55°F
Avg Temp	15°C	59°F
Sunshine Hours	130 hours
Rainfall	103.93 mm	4.09 In
Rain days	8 days
Pressure	1016 mb	30 In

Swansea September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	16°C / 61°F	11°C / 52°F	13°C / 56°F	116 hours	122.21 mm / 4.81 In	9 days	1016 mb / 30 In
2009	17°C / 63°F	11°C / 52°F	14°C / 57°F	164 hours	41.30 mm / 1.63 In	4 days	1023 mb / 31 In
2010	16°C / 61°F	11°C / 53°F	14°C / 57°F	133 hours	131.55 mm / 5.18 In	11 days	1015 mb / 30 In
2011	17°C / 62°F	12°C / 54°F	15°C / 58°F	100 hours	127.48 mm / 5.02 In	13 days	1012 mb / 30 In
2012	16°C / 60°F	11°C / 52°F	13°C / 56°F	127 hours	67.50 mm / 2.66 In	6 days	1015 mb / 30 In
2013	17°C / 63°F	12°C / 53°F	14°C / 57°F	114 hours	69.10 mm / 2.72 In	8 days	1016 mb / 30 In
2014	19°C / 66°F	12°C / 54°F	16°C / 60°F	224 hours	12.10 mm / 0.48 In	2 days	1019 mb / 31 In
2015	16°C / 61°F	12°C / 54°F	14°C / 57°F	148 hours	70.40 mm / 2.77 In	4 days	1017 mb / 31 In
2016	18°C / 64°F	15°C / 59°F	16°C / 61°F	121 hours	135.59 mm / 5.34 In	7 days	1016 mb / 30 In
2017	16°C / 61°F	13°C / 55°F	15°C / 58°F	83 hours	143.75 mm / 5.66 In	16 days	1013 mb / 30 In
2018	16°C / 61°F	13°C / 55°F	15°C / 58°F	94 hours	111.79 mm / 4.40 In	10 days	1021 mb / 31 In
2019	17°C / 63°F	14°C / 57°F	15°C / 59°F	129 hours	182.54 mm / 7.19 In	11 days	1017 mb / 31 In
2020	17°C / 62°F	12°C / 54°F	15°C / 58°F	161 hours	61.00 mm / 2.40 In	6 days	1017 mb / 31 In
2021	18°C / 65°F	13°C / 56°F	16°C / 60°F	153 hours	105.68 mm / 4.16 In	9 days	1018 mb / 31 In
2022	18°C / 64°F	13°C / 55°F	15°C / 59°F	103 hours	136.86 mm / 5.39 In	11 days	1013 mb / 30 In
2023	18°C / 65°F	15°C / 58°F	17°C / 62°F	127 hours	122.71 mm / 4.83 In	7 days	1014 mb / 30 In
2024	16°C / 61°F	12°C / 54°F	14°C / 58°F	93 hours	143.55 mm / 5.65 In	9 days	1015 mb / 30 In

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