Johnstown December Weather Averages Pennsylvania, United States of America

December Weather Averages for Johnstown

High Temp	3°C	38°F
Low Temp	-3°C	26°F
Avg Temp	0°C	32°F
Sunshine Hours	83 hours
Rainfall	128.62 mm	5.06 In
Rain days	12 days
Pressure	1020 mb	31 In

Johnstown December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	3°C / 37°F	-5°C / 23°F	-1°C / 30°F	85 hours	183.97 mm / 7.24 In	15 days	1020 mb / 31 In
2009	1°C / 33°F	-6°C / 21°F	-3°C / 27°F	98 hours	139.43 mm / 5.49 In	11 days	1019 mb / 31 In
2010	-3°C / 26°F	-9°C / 16°F	-6°C / 21°F	29 hours	73.41 mm / 2.89 In	12 days	1017 mb / 30 In
2011	5°C / 40°F	-2°C / 28°F	1°C / 34°F	152 hours	105.58 mm / 4.16 In	10 days	1022 mb / 31 In
2012	5°C / 41°F	-1°C / 30°F	2°C / 35°F	74 hours	178.46 mm / 7.03 In	18 days	1017 mb / 30 In
2013	2°C / 36°F	-4°C / 24°F	-1°C / 30°F	75 hours	148.67 mm / 5.85 In	17 days	1020 mb / 31 In
2014	3°C / 37°F	-3°C / 27°F	0°C / 32°F	102 hours	77.60 mm / 3.06 In	10 days	1022 mb / 31 In
2015	9°C / 48°F	2°C / 36°F	6°C / 42°F	57 hours	112.00 mm / 4.41 In	12 days	1018 mb / 31 In
2016	2°C / 35°F	-5°C / 23°F	-2°C / 29°F	57 hours	117.91 mm / 4.64 In	12 days	1022 mb / 31 In
2017	0°C / 33°F	-6°C / 21°F	-3°C / 27°F	109 hours	58.40 mm / 2.30 In	12 days	1020 mb / 31 In
2018	4°C / 39°F	-3°C / 27°F	0°C / 32°F	82 hours	135.36 mm / 5.33 In	13 days	1020 mb / 31 In
2019	4°C / 39°F	-3°C / 27°F	0°C / 33°F	107 hours	138.80 mm / 5.46 In	15 days	1018 mb / 31 In
2020	2°C / 35°F	-4°C / 24°F	-1°C / 29°F	41 hours	126.28 mm / 4.97 In	14 days	1018 mb / 31 In
2021	7°C / 45°F	0°C / 31°F	3°C / 38°F	103 hours	121.00 mm / 4.76 In	7 days	1018 mb / 31 In
2022	3°C / 37°F	-4°C / 24°F	-1°C / 30°F	88 hours	83.10 mm / 3.27 In	12 days	1021 mb / 31 In
2023	6°C / 43°F	0°C / 31°F	3°C / 37°F	103 hours	132.17 mm / 5.20 In	7 days	1021 mb / 31 In
2024	2°C / 35°F	-3°C / 27°F	-1°C / 31°F	50 hours	309.74 mm / 12.19 In	6 days	1023 mb / 31 In

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