Lake Oswego December Weather Averages Oregon, United States of America

December Weather Averages for Lake Oswego

High Temp	7°C	45°F
Low Temp	2°C	36°F
Avg Temp	5°C	40°F
Sunshine Hours	107 hours
Rainfall	225.00 mm	8.86 In
Rain days	13 days
Pressure	1019 mb	31 In

Lake Oswego December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	5°C / 41°F	-1°C / 31°F	2°C / 36°F	91 hours	191.16 mm / 7.53 In	16 days	1017 mb / 31 In
2009	6°C / 43°F	-1°C / 31°F	2°C / 36°F	210 hours	117.02 mm / 4.61 In	11 days	1019 mb / 31 In
2010	8°C / 46°F	3°C / 37°F	5°C / 41°F	89 hours	274.97 mm / 10.83 In	17 days	1013 mb / 30 In
2011	8°C / 46°F	0°C / 32°F	3°C / 38°F	248 hours	101.99 mm / 4.02 In	5 days	1026 mb / 31 In
2012	7°C / 44°F	2°C / 36°F	4°C / 39°F	40 hours	257.58 mm / 10.14 In	18 days	1014 mb / 30 In
2013	6°C / 43°F	-1°C / 31°F	2°C / 36°F	201 hours	71.56 mm / 2.82 In	6 days	1026 mb / 31 In
2014	9°C / 48°F	3°C / 38°F	6°C / 43°F	136 hours	201.55 mm / 7.93 In	15 days	1018 mb / 31 In
2015	7°C / 45°F	3°C / 38°F	5°C / 41°F	43 hours	480.47 mm / 18.92 In	23 days	1015 mb / 30 In
2016	5°C / 41°F	0°C / 31°F	2°C / 36°F	82 hours	152.45 mm / 6.00 In	11 days	1021 mb / 31 In
2017	8°C / 47°F	2°C / 36°F	5°C / 41°F	148 hours	115.71 mm / 4.56 In	8 days	1026 mb / 31 In
2018	9°C / 48°F	4°C / 39°F	6°C / 43°F	108 hours	195.24 mm / 7.69 In	12 days	1020 mb / 31 In
2019	9°C / 47°F	4°C / 38°F	6°C / 42°F	59 hours	195.89 mm / 7.71 In	13 days	1017 mb / 30 In
2020	9°C / 48°F	3°C / 38°F	6°C / 43°F	112 hours	171.41 mm / 6.75 In	12 days	1022 mb / 31 In
2021	6°C / 43°F	2°C / 36°F	4°C / 39°F	36 hours	218.50 mm / 8.60 In	18 days	1013 mb / 30 In
2022	6°C / 43°F	1°C / 34°F	3°C / 38°F	70 hours	198.10 mm / 7.80 In	15 days	1016 mb / 30 In
2023	9°C / 49°F	5°C / 41°F	7°C / 45°F	81 hours	361.05 mm / 14.21 In	12 days	1017 mb / 31 In
2024	8°C / 47°F	5°C / 40°F	6°C / 43°F	48 hours	486.47 mm / 19.15 In	15 days	1019 mb / 31 In

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