Castletown September Weather Averages Isle of Man

September Weather Averages for Castletown

High Temp	15°C	60°F
Low Temp	13°C	56°F
Avg Temp	14°C	58°F
Sunshine Hours	129 hours
Rainfall	92.61 mm	3.65 In
Rain days	8 days
Pressure	1015 mb	30 In

Castletown September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	15°C / 59°F	14°C / 57°F	14°C / 58°F	150 hours	123.45 mm / 4.86 In	9 days	1015 mb / 30 In
2009	16°C / 60°F	14°C / 57°F	15°C / 58°F	169 hours	54.62 mm / 2.15 In	6 days	1021 mb / 31 In
2010	16°C / 60°F	14°C / 57°F	15°C / 59°F	149 hours	117.55 mm / 4.63 In	12 days	1013 mb / 30 In
2011	16°C / 60°F	14°C / 57°F	15°C / 59°F	100 hours	93.73 mm / 3.69 In	11 days	1008 mb / 30 In
2012	15°C / 59°F	13°C / 56°F	14°C / 57°F	124 hours	158.14 mm / 6.23 In	10 days	1013 mb / 30 In
2013	15°C / 59°F	13°C / 56°F	14°C / 58°F	98 hours	74.47 mm / 2.93 In	7 days	1015 mb / 30 In
2014	16°C / 61°F	15°C / 59°F	15°C / 60°F	193 hours	3.80 mm / 0.15 In	1 days	1019 mb / 31 In
2015	15°C / 59°F	13°C / 56°F	14°C / 57°F	105 hours	48.10 mm / 1.89 In	5 days	1016 mb / 30 In
2016	16°C / 61°F	15°C / 59°F	16°C / 60°F	99 hours	89.12 mm / 3.51 In	9 days	1014 mb / 30 In
2017	15°C / 59°F	14°C / 56°F	14°C / 58°F	106 hours	130.64 mm / 5.14 In	11 days	1011 mb / 30 In
2018	15°C / 58°F	13°C / 56°F	14°C / 57°F	147 hours	83.13 mm / 3.27 In	7 days	1018 mb / 31 In
2019	15°C / 59°F	13°C / 56°F	14°C / 57°F	135 hours	109.93 mm / 4.33 In	11 days	1015 mb / 30 In
2020	15°C / 58°F	12°C / 54°F	14°C / 56°F	136 hours	86.44 mm / 3.40 In	6 days	1016 mb / 30 In
2021	15°C / 59°F	12°C / 54°F	14°C / 57°F	132 hours	73.91 mm / 2.91 In	7 days	1017 mb / 31 In
2022	16°C / 61°F	14°C / 56°F	15°C / 58°F	114 hours	145.53 mm / 5.73 In	9 days	1013 mb / 30 In
2023	16°C / 61°F	14°C / 57°F	15°C / 59°F	122 hours	138.36 mm / 5.45 In	10 days	1012 mb / 30 In
2024	15°C / 59°F	12°C / 54°F	14°C / 56°F	127 hours	74.24 mm / 2.92 In	4 days	1015 mb / 30 In

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