Bethlehem September Weather Averages Pennsylvania, United States of America

September Weather Averages for Bethlehem

High Temp	24°C	76°F
Low Temp	14°C	57°F
Avg Temp	19°C	66°F
Sunshine Hours	206 hours
Rainfall	116.81 mm	4.60 In
Rain days	7 days
Pressure	1018 mb	31 In

Bethlehem September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	24°C / 76°F	14°C / 57°F	19°C / 66°F	247 hours	176.96 mm / 6.97 In	7 days	1019 mb / 31 In
2009	22°C / 72°F	12°C / 54°F	17°C / 63°F	192 hours	87.06 mm / 3.43 In	7 days	1018 mb / 31 In
2010	25°C / 78°F	14°C / 57°F	20°C / 67°F	246 hours	178.97 mm / 7.05 In	6 days	1014 mb / 30 In
2011	24°C / 75°F	14°C / 58°F	19°C / 66°F	155 hours	233.23 mm / 9.18 In	12 days	1016 mb / 30 In
2012	24°C / 75°F	13°C / 56°F	18°C / 65°F	232 hours	149.63 mm / 5.89 In	7 days	1016 mb / 30 In
2013	24°C / 75°F	11°C / 52°F	17°C / 63°F	302 hours	59.23 mm / 2.33 In	5 days	1016 mb / 30 In
2014	25°C / 77°F	13°C / 55°F	19°C / 65°F	240 hours	22.40 mm / 0.88 In	5 days	1019 mb / 31 In
2015	26°C / 79°F	15°C / 59°F	20°C / 68°F	186 hours	78.83 mm / 3.10 In	5 days	1018 mb / 31 In
2016	26°C / 79°F	15°C / 59°F	20°C / 68°F	247 hours	92.13 mm / 3.63 In	7 days	1019 mb / 31 In
2017	25°C / 77°F	14°C / 58°F	19°C / 67°F	223 hours	54.28 mm / 2.14 In	5 days	1017 mb / 31 In
2018	24°C / 75°F	16°C / 61°F	20°C / 68°F	121 hours	220.06 mm / 8.66 In	13 days	1021 mb / 31 In
2019	25°C / 77°F	15°C / 58°F	19°C / 67°F	216 hours	46.74 mm / 1.84 In	6 days	1019 mb / 31 In
2020	24°C / 74°F	14°C / 57°F	19°C / 66°F	187 hours	67.54 mm / 2.66 In	6 days	1019 mb / 31 In
2021	24°C / 75°F	14°C / 58°F	19°C / 66°F	185 hours	183.40 mm / 7.22 In	5 days	1017 mb / 30 In
2022	24°C / 76°F	13°C / 55°F	18°C / 65°F	220 hours	114.70 mm / 4.52 In	6 days	1017 mb / 31 In
2023	24°C / 76°F	13°C / 55°F	18°C / 64°F	191 hours	193.92 mm / 7.63 In	8 days	1018 mb / 31 In
2024	23°C / 73°F	13°C / 56°F	18°C / 64°F	160 hours	86.79 mm / 3.42 In	3 days	1019 mb / 31 In

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