Keystone December Weather Averages West Virginia, United States of America

December Weather Averages for Keystone

High Temp	8°C	46°F
Low Temp	-1°C	31°F
Avg Temp	3°C	38°F
Sunshine Hours	128 hours
Rainfall	126.09 mm	4.96 In
Rain days	10 days
Pressure	1021 mb	31 In

Keystone December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	5°C / 40°F	-3°C / 26°F	1°C / 33°F	130 hours	160.82 mm / 6.33 In	9 days	1020 mb / 31 In
2010	-1°C / 31°F	-8°C / 17°F	-5°C / 24°F	91 hours	94.95 mm / 3.74 In	9 days	1020 mb / 31 In
2011	9°C / 48°F	0°C / 32°F	4°C / 39°F	165 hours	141.48 mm / 5.57 In	9 days	1023 mb / 31 In
2012	9°C / 49°F	1°C / 34°F	5°C / 40°F	126 hours	107.17 mm / 4.22 In	9 days	1018 mb / 31 In
2013	7°C / 45°F	-1°C / 30°F	3°C / 37°F	128 hours	158.11 mm / 6.22 In	14 days	1022 mb / 31 In
2014	7°C / 45°F	0°C / 32°F	3°C / 38°F	119 hours	95.70 mm / 3.77 In	11 days	1023 mb / 31 In
2015	13°C / 56°F	5°C / 41°F	9°C / 48°F	98 hours	152.28 mm / 6.00 In	13 days	1019 mb / 31 In
2016	6°C / 44°F	-2°C / 29°F	2°C / 36°F	135 hours	126.97 mm / 5.00 In	8 days	1023 mb / 31 In
2017	6°C / 43°F	-2°C / 28°F	2°C / 35°F	187 hours	60.00 mm / 2.36 In	7 days	1022 mb / 31 In
2018	8°C / 46°F	0°C / 32°F	4°C / 39°F	144 hours	170.51 mm / 6.71 In	13 days	1020 mb / 31 In
2019	10°C / 49°F	1°C / 33°F	5°C / 41°F	157 hours	123.49 mm / 4.86 In	10 days	1019 mb / 31 In
2020	6°C / 43°F	-2°C / 28°F	2°C / 35°F	122 hours	148.96 mm / 5.86 In	13 days	1020 mb / 31 In
2021	13°C / 56°F	4°C / 38°F	8°C / 46°F	133 hours	71.10 mm / 2.80 In	9 days	1019 mb / 31 In
2022	8°C / 46°F	-1°C / 30°F	3°C / 37°F	116 hours	108.90 mm / 4.29 In	9 days	1022 mb / 31 In
2023	10°C / 49°F	1°C / 34°F	5°C / 40°F	118 hours	102.94 mm / 4.05 In	7 days	1022 mb / 31 In
2024	7°C / 44°F	0°C / 33°F	3°C / 38°F	82 hours	194.12 mm / 7.64 In	8 days	1024 mb / 31 In

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