Mount Joy December Weather Averages Pennsylvania, United States of America

December Weather Averages for Mount Joy

High Temp	6°C	43°F
Low Temp	-1°C	30°F
Avg Temp	2°C	36°F
Sunshine Hours	154 hours
Rainfall	104.73 mm	4.12 In
Rain days	7 days
Pressure	1020 mb	31 In

Mount Joy December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	3°C / 38°F	-3°C / 27°F	0°C / 32°F	193 hours	113.75 mm / 4.48 In	7 days	1019 mb / 31 In
2010	2°C / 35°F	-5°C / 24°F	-2°C / 28°F	180 hours	63.12 mm / 2.48 In	4 days	1015 mb / 30 In
2011	8°C / 46°F	0°C / 33°F	4°C / 39°F	215 hours	96.10 mm / 3.78 In	4 days	1022 mb / 31 In
2012	7°C / 45°F	0°C / 33°F	4°C / 39°F	145 hours	99.22 mm / 3.91 In	5 days	1017 mb / 31 In
2013	5°C / 41°F	-2°C / 28°F	1°C / 34°F	154 hours	132.60 mm / 5.22 In	11 days	1021 mb / 31 In
2014	6°C / 43°F	0°C / 32°F	3°C / 37°F	129 hours	86.00 mm / 3.39 In	12 days	1021 mb / 31 In
2015	12°C / 54°F	5°C / 41°F	8°C / 47°F	121 hours	93.20 mm / 3.67 In	9 days	1019 mb / 31 In
2016	5°C / 41°F	-2°C / 29°F	2°C / 35°F	149 hours	65.55 mm / 2.58 In	6 days	1022 mb / 31 In
2017	4°C / 39°F	-3°C / 27°F	0°C / 33°F	176 hours	43.00 mm / 1.69 In	6 days	1020 mb / 31 In
2018	7°C / 44°F	0°C / 32°F	3°C / 37°F	150 hours	127.12 mm / 5.00 In	7 days	1020 mb / 31 In
2019	6°C / 42°F	-1°C / 30°F	2°C / 36°F	151 hours	130.52 mm / 5.14 In	12 days	1019 mb / 31 In
2020	5°C / 41°F	-2°C / 29°F	2°C / 35°F	130 hours	127.60 mm / 5.02 In	8 days	1018 mb / 31 In
2021	10°C / 50°F	1°C / 34°F	5°C / 41°F	152 hours	36.00 mm / 1.42 In	4 days	1018 mb / 31 In
2022	6°C / 43°F	-2°C / 28°F	2°C / 35°F	163 hours	97.20 mm / 3.83 In	8 days	1022 mb / 31 In
2023	9°C / 48°F	1°C / 34°F	4°C / 40°F	121 hours	172.69 mm / 6.80 In	7 days	1020 mb / 31 In
2024	4°C / 39°F	-3°C / 27°F	1°C / 33°F	136 hours	192.04 mm / 7.56 In	6 days	1023 mb / 31 In

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