Philadelphia December Weather Averages Pennsylvania, United States of America

December Weather Averages for Philadelphia

High Temp	7°C	45°F
Low Temp	1°C	33°F
Avg Temp	4°C	39°F
Sunshine Hours	174 hours
Rainfall	123.04 mm	4.84 In
Rain days	7 days
Pressure	1019 mb	31 In

Philadelphia December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	7°C / 44°F	0°C / 31°F	3°C / 38°F	162 hours	130.40 mm / 5.13 In	8 days	1020 mb / 31 In
2009	5°C / 41°F	-2°C / 29°F	2°C / 35°F	225 hours	158.61 mm / 6.24 In	6 days	1018 mb / 31 In
2010	2°C / 36°F	-4°C / 25°F	-1°C / 30°F	152 hours	70.73 mm / 2.78 In	5 days	1013 mb / 30 In
2011	9°C / 48°F	2°C / 35°F	5°C / 42°F	245 hours	111.03 mm / 4.37 In	4 days	1022 mb / 31 In
2012	8°C / 47°F	2°C / 36°F	5°C / 41°F	176 hours	120.90 mm / 4.76 In	6 days	1017 mb / 30 In
2013	6°C / 43°F	-1°C / 31°F	3°C / 37°F	170 hours	129.18 mm / 5.09 In	8 days	1021 mb / 31 In
2014	7°C / 44°F	1°C / 33°F	4°C / 39°F	147 hours	125.90 mm / 4.96 In	9 days	1021 mb / 31 In
2015	13°C / 55°F	6°C / 44°F	10°C / 49°F	140 hours	127.94 mm / 5.04 In	9 days	1019 mb / 31 In
2016	6°C / 42°F	0°C / 31°F	3°C / 37°F	181 hours	72.72 mm / 2.86 In	6 days	1022 mb / 31 In
2017	5°C / 41°F	-1°C / 30°F	2°C / 36°F	204 hours	49.50 mm / 1.95 In	6 days	1020 mb / 31 In
2018	8°C / 46°F	2°C / 36°F	5°C / 41°F	187 hours	138.09 mm / 5.44 In	7 days	1020 mb / 31 In
2019	7°C / 45°F	1°C / 34°F	4°C / 39°F	168 hours	156.48 mm / 6.16 In	11 days	1018 mb / 31 In
2020	7°C / 44°F	0°C / 33°F	4°C / 39°F	155 hours	127.81 mm / 5.03 In	8 days	1018 mb / 31 In
2021	10°C / 51°F	4°C / 38°F	7°C / 44°F	155 hours	38.90 mm / 1.53 In	4 days	1018 mb / 31 In
2022	7°C / 45°F	0°C / 32°F	3°C / 38°F	179 hours	93.50 mm / 3.68 In	9 days	1021 mb / 31 In
2023	10°C / 50°F	3°C / 38°F	7°C / 44°F	153 hours	196.33 mm / 7.73 In	6 days	1020 mb / 31 In
2024	6°C / 42°F	-1°C / 31°F	2°C / 36°F	148 hours	251.09 mm / 9.89 In	8 days	1023 mb / 31 In

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