Grantham September Weather Averages Lincolnshire, United Kingdom

September Weather Averages for Grantham

High Temp	18°C	65°F
Low Temp	11°C	51°F
Avg Temp	14°C	58°F
Sunshine Hours	127 hours
Rainfall	50.61 mm	1.99 In
Rain days	6 days
Pressure	1016 mb	30 In

Grantham September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	17°C / 62°F	11°C / 51°F	13°C / 56°F	109 hours	75.40 mm / 2.97 In	8 days	1016 mb / 30 In
2009	18°C / 65°F	11°C / 52°F	14°C / 58°F	137 hours	20.60 mm / 0.81 In	2 days	1021 mb / 31 In
2010	17°C / 63°F	10°C / 50°F	13°C / 56°F	100 hours	60.80 mm / 2.39 In	8 days	1014 mb / 30 In
2011	19°C / 66°F	11°C / 52°F	15°C / 58°F	105 hours	25.90 mm / 1.02 In	4 days	1012 mb / 30 In
2012	17°C / 63°F	9°C / 48°F	13°C / 55°F	132 hours	55.53 mm / 2.19 In	5 days	1014 mb / 30 In
2013	18°C / 64°F	10°C / 50°F	14°C / 56°F	140 hours	42.80 mm / 1.69 In	8 days	1015 mb / 30 In
2014	19°C / 67°F	11°C / 52°F	15°C / 59°F	154 hours	15.70 mm / 0.62 In	2 days	1019 mb / 31 In
2015	17°C / 62°F	10°C / 49°F	13°C / 55°F	117 hours	46.10 mm / 1.81 In	6 days	1017 mb / 31 In
2016	20°C / 68°F	12°C / 54°F	16°C / 61°F	121 hours	51.81 mm / 2.04 In	7 days	1016 mb / 30 In
2017	17°C / 63°F	10°C / 51°F	14°C / 57°F	82 hours	62.47 mm / 2.46 In	10 days	1012 mb / 30 In
2018	18°C / 65°F	11°C / 51°F	14°C / 58°F	131 hours	27.60 mm / 1.09 In	4 days	1020 mb / 31 In
2019	18°C / 65°F	11°C / 52°F	14°C / 58°F	160 hours	92.46 mm / 3.64 In	10 days	1016 mb / 30 In
2020	18°C / 64°F	11°C / 51°F	14°C / 57°F	151 hours	39.00 mm / 1.54 In	5 days	1016 mb / 30 In
2021	20°C / 69°F	12°C / 54°F	16°C / 61°F	128 hours	78.63 mm / 3.10 In	6 days	1018 mb / 31 In
2022	19°C / 66°F	11°C / 52°F	15°C / 58°F	111 hours	59.94 mm / 2.36 In	10 days	1013 mb / 30 In
2023	21°C / 70°F	13°C / 56°F	17°C / 63°F	146 hours	30.59 mm / 1.20 In	2 days	1014 mb / 30 In
2024	18°C / 64°F	10°C / 51°F	14°C / 57°F	116 hours	99.80 mm / 3.93 In	4 days	1014 mb / 30 In

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