Richland December Weather Averages Washington, United States of America

December Weather Averages for Richland

High Temp	4°C	39°F
Low Temp	-2°C	28°F
Avg Temp	1°C	33°F
Sunshine Hours	158 hours
Rainfall	40.14 mm	1.58 In
Rain days	7 days
Pressure	1021 mb	31 In

Richland December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	1°C / 33°F	-6°C / 21°F	-3°C / 27°F	106 hours	33.72 mm / 1.33 In	12 days	1019 mb / 31 In
2009	1°C / 34°F	-5°C / 23°F	-2°C / 28°F	200 hours	25.72 mm / 1.01 In	4 days	1022 mb / 31 In
2010	4°C / 39°F	-2°C / 28°F	1°C / 33°F	85 hours	51.40 mm / 2.02 In	9 days	1016 mb / 30 In
2011	3°C / 37°F	-4°C / 26°F	-1°C / 31°F	247 hours	9.50 mm / 0.37 In	1 days	1027 mb / 31 In
2012	6°C / 43°F	0°C / 31°F	3°C / 37°F	101 hours	42.70 mm / 1.68 In	7 days	1014 mb / 30 In
2013	2°C / 36°F	-5°C / 23°F	-2°C / 29°F	239 hours	10.00 mm / 0.39 In	2 days	1026 mb / 31 In
2014	5°C / 41°F	-1°C / 31°F	2°C / 36°F	199 hours	29.50 mm / 1.16 In	7 days	1020 mb / 31 In
2015	5°C / 42°F	-1°C / 31°F	2°C / 36°F	121 hours	69.90 mm / 2.75 In	12 days	1016 mb / 30 In
2016	1°C / 34°F	-5°C / 22°F	-2°C / 28°F	211 hours	31.80 mm / 1.25 In	9 days	1023 mb / 31 In
2017	3°C / 37°F	-3°C / 27°F	0°C / 31°F	203 hours	21.70 mm / 0.85 In	6 days	1029 mb / 31 In
2018	7°C / 44°F	1°C / 33°F	3°C / 38°F	235 hours	23.12 mm / 0.91 In	4 days	1022 mb / 31 In
2019	6°C / 43°F	0°C / 32°F	2°C / 36°F	176 hours	23.50 mm / 0.93 In	4 days	1018 mb / 31 In
2020	6°C / 42°F	0°C / 31°F	2°C / 36°F	191 hours	27.90 mm / 1.10 In	9 days	1023 mb / 31 In
2021	5°C / 41°F	-1°C / 30°F	2°C / 35°F	111 hours	25.30 mm / 1.00 In	4 days	1013 mb / 30 In
2022	0°C / 31°F	-6°C / 21°F	-3°C / 26°F	16 hours	43.60 mm / 1.72 In	11 days	1020 mb / 31 In
2023	7°C / 45°F	1°C / 33°F	3°C / 38°F	139 hours	43.99 mm / 1.73 In	7 days	1020 mb / 31 In
2024	4°C / 40°F	0°C / 32°F	2°C / 36°F	50 hours	162.68 mm / 6.40 In	8 days	1022 mb / 31 In

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