Forest Grove December Weather Averages Oregon, United States of America

December Weather Averages for Forest Grove

High Temp	7°C	44°F
Low Temp	1°C	34°F
Avg Temp	4°C	39°F
Sunshine Hours	91 hours
Rainfall	245.71 mm	9.67 In
Rain days	13 days
Pressure	1018 mb	31 In

Forest Grove December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	5°C / 42°F	0°C / 32°F	3°C / 37°F	72 hours	193.88 mm / 7.63 In	16 days	1017 mb / 31 In
2009	6°C / 43°F	0°C / 31°F	2°C / 36°F	183 hours	130.09 mm / 5.12 In	10 days	1018 mb / 31 In
2010	7°C / 45°F	2°C / 36°F	4°C / 40°F	51 hours	307.62 mm / 12.11 In	18 days	1012 mb / 30 In
2011	7°C / 44°F	-1°C / 31°F	3°C / 37°F	213 hours	103.12 mm / 4.06 In	6 days	1026 mb / 31 In
2012	6°C / 43°F	1°C / 35°F	4°C / 39°F	15 hours	269.28 mm / 10.60 In	18 days	1014 mb / 30 In
2013	5°C / 42°F	-1°C / 30°F	2°C / 35°F	133 hours	64.20 mm / 2.53 In	5 days	1026 mb / 31 In
2014	8°C / 47°F	3°C / 37°F	5°C / 42°F	75 hours	202.90 mm / 7.99 In	15 days	1017 mb / 31 In
2015	7°C / 44°F	2°C / 36°F	4°C / 40°F	43 hours	531.45 mm / 20.92 In	22 days	1014 mb / 30 In
2016	4°C / 40°F	-2°C / 29°F	1°C / 34°F	93 hours	150.90 mm / 5.94 In	13 days	1021 mb / 31 In
2017	8°C / 46°F	2°C / 35°F	4°C / 39°F	141 hours	120.71 mm / 4.75 In	8 days	1025 mb / 31 In
2018	8°C / 47°F	3°C / 37°F	5°C / 41°F	100 hours	200.71 mm / 7.90 In	12 days	1020 mb / 31 In
2019	8°C / 46°F	3°C / 37°F	5°C / 41°F	64 hours	221.18 mm / 8.71 In	13 days	1016 mb / 30 In
2020	8°C / 46°F	2°C / 35°F	5°C / 41°F	108 hours	193.95 mm / 7.64 In	12 days	1021 mb / 31 In
2021	5°C / 41°F	0°C / 33°F	3°C / 37°F	41 hours	218.50 mm / 8.60 In	18 days	1013 mb / 30 In
2022	6°C / 42°F	0°C / 32°F	3°C / 37°F	64 hours	198.10 mm / 7.80 In	15 days	1016 mb / 30 In
2023	9°C / 49°F	3°C / 38°F	6°C / 43°F	79 hours	386.48 mm / 15.22 In	14 days	1017 mb / 31 In
2024	7°C / 45°F	4°C / 39°F	5°C / 42°F	55 hours	632.25 mm / 24.89 In	15 days	1019 mb / 31 In

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