Norristown December Weather Averages Pennsylvania, United States of America

December Weather Averages for Norristown

High Temp	6°C	43°F
Low Temp	0°C	32°F
Avg Temp	3°C	38°F
Sunshine Hours	167 hours
Rainfall	124.44 mm	4.90 In
Rain days	7 days
Pressure	1019 mb	31 In

Norristown December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	6°C / 43°F	-1°C / 30°F	2°C / 36°F	164 hours	144.53 mm / 5.69 In	7 days	1020 mb / 31 In
2009	4°C / 40°F	-2°C / 28°F	1°C / 34°F	223 hours	143.59 mm / 5.65 In	8 days	1019 mb / 31 In
2010	2°C / 35°F	-5°C / 24°F	-2°C / 29°F	154 hours	67.50 mm / 2.66 In	5 days	1013 mb / 30 In
2011	8°C / 47°F	1°C / 34°F	5°C / 40°F	234 hours	126.42 mm / 4.98 In	5 days	1022 mb / 31 In
2012	7°C / 45°F	1°C / 34°F	4°C / 40°F	161 hours	115.80 mm / 4.56 In	6 days	1017 mb / 30 In
2013	5°C / 41°F	-2°C / 29°F	2°C / 35°F	158 hours	140.23 mm / 5.52 In	8 days	1021 mb / 31 In
2014	6°C / 43°F	0°C / 32°F	3°C / 37°F	139 hours	129.40 mm / 5.09 In	10 days	1021 mb / 31 In
2015	12°C / 53°F	5°C / 42°F	9°C / 47°F	129 hours	120.80 mm / 4.76 In	8 days	1019 mb / 31 In
2016	5°C / 41°F	-1°C / 30°F	2°C / 35°F	173 hours	68.99 mm / 2.72 In	7 days	1022 mb / 31 In
2017	4°C / 39°F	-2°C / 29°F	1°C / 34°F	194 hours	53.20 mm / 2.09 In	6 days	1020 mb / 31 In
2018	7°C / 44°F	1°C / 34°F	4°C / 39°F	186 hours	143.68 mm / 5.66 In	7 days	1020 mb / 31 In
2019	6°C / 42°F	0°C / 32°F	3°C / 37°F	158 hours	150.70 mm / 5.93 In	10 days	1019 mb / 31 In
2020	6°C / 42°F	-1°C / 31°F	3°C / 37°F	135 hours	123.34 mm / 4.86 In	8 days	1018 mb / 31 In
2021	10°C / 49°F	3°C / 37°F	6°C / 42°F	159 hours	43.90 mm / 1.73 In	6 days	1018 mb / 31 In
2022	6°C / 43°F	-1°C / 31°F	2°C / 36°F	172 hours	105.60 mm / 4.16 In	8 days	1021 mb / 31 In
2023	9°C / 48°F	2°C / 36°F	6°C / 42°F	148 hours	186.13 mm / 7.33 In	6 days	1020 mb / 31 In
2024	5°C / 41°F	-2°C / 29°F	1°C / 35°F	143 hours	271.75 mm / 10.70 In	7 days	1023 mb / 31 In

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