Saint Helens May Weather Averages Oregon, United States of America

May Weather Averages for Saint Helens

High Temp	18°C	65°F
Low Temp	7°C	44°F
Avg Temp	12°C	54°F
Sunshine Hours	158 hours
Rainfall	78.38 mm	3.09 In
Rain days	8 days
Pressure	1017 mb	31 In

Saint Helens May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	17°C / 63°F	6°C / 44°F	12°C / 53°F	152 hours	34.97 mm / 1.38 In	6 days	1018 mb / 31 In
2009	19°C / 66°F	6°C / 42°F	12°C / 54°F	222 hours	97.24 mm / 3.83 In	8 days	1017 mb / 31 In
2010	15°C / 59°F	5°C / 41°F	10°C / 49°F	93 hours	145.01 mm / 5.71 In	17 days	1017 mb / 31 In
2011	15°C / 58°F	4°C / 39°F	9°C / 49°F	93 hours	113.08 mm / 4.45 In	14 days	1017 mb / 30 In
2012	17°C / 63°F	5°C / 41°F	11°C / 52°F	181 hours	75.53 mm / 2.97 In	7 days	1019 mb / 31 In
2013	18°C / 65°F	7°C / 45°F	13°C / 55°F	181 hours	112.08 mm / 4.41 In	10 days	1018 mb / 31 In
2014	19°C / 67°F	7°C / 45°F	13°C / 56°F	168 hours	103.77 mm / 4.09 In	8 days	1018 mb / 31 In
2015	20°C / 68°F	7°C / 45°F	13°C / 56°F	213 hours	13.40 mm / 0.53 In	1 days	1015 mb / 30 In
2016	20°C / 68°F	8°C / 47°F	14°C / 57°F	159 hours	24.80 mm / 0.98 In	4 days	1017 mb / 31 In
2017	19°C / 67°F	7°C / 44°F	13°C / 55°F	192 hours	87.83 mm / 3.46 In	7 days	1017 mb / 31 In
2018	21°C / 70°F	9°C / 47°F	15°C / 58°F	208 hours	11.70 mm / 0.46 In	2 days	1018 mb / 31 In
2019	20°C / 69°F	8°C / 47°F	14°C / 57°F	207 hours	45.80 mm / 1.80 In	4 days	1014 mb / 30 In
2020	18°C / 64°F	8°C / 46°F	13°C / 55°F	108 hours	105.39 mm / 4.15 In	12 days	1016 mb / 30 In
2021	18°C / 64°F	7°C / 45°F	12°C / 54°F	117 hours	34.40 mm / 1.35 In	4 days	1020 mb / 31 In
2022	15°C / 59°F	5°C / 42°F	10°C / 50°F	77 hours	146.60 mm / 5.77 In	13 days	1017 mb / 31 In
2023	22°C / 71°F	8°C / 47°F	15°C / 58°F	205 hours	37.90 mm / 1.49 In	4 days	1016 mb / 30 In
2024	16°C / 62°F	5°C / 41°F	10°C / 51°F	107 hours	99.52 mm / 3.92 In	5 days	1018 mb / 31 In

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