Saint Helens Weather History Oregon, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Wed 29 Jul, 2026 Weather in Saint Helens

Sunrise: 05:50 AM Sunset: 08:44 PM	Moonrise: 09:11 PM Moonset: 06:01 AM	Max: 27.2 °c	Min: 13.8 °c	Avg: 19.6 °c	Precip: 0.00 mm	Max Wind: 15.5 kph

	Wed 29 0:00 am	Wed 29 3:00 am	Wed 29 6:00 am	Wed 29 9:00 am	Wed 29 12:00 pm	Wed 29 3:00 pm	Wed 29 6:00 pm	Wed 29 9:00 pm
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Temp	16.5°c	15.1°c	13.8°c	17.6°c	22.0°c	26.5°c	26.2°c	19.3°c
Wind	7.9 kmph	10.8 kmph	6.1 kmph	5.0 kmph	6.5 kmph	8.3 kmph	15.5 kmph	11.5 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	0%	0%	1%	7%	3%	0%	0%	0%
Humidity	74%	76%	79%	62%	54%	36%	38%	59%
Pressure	1017 mb	1017 mb	1017 mb	1017 mb	1015 mb	1013 mb	1013 mb	1015 mb

Saint Helens Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	7°C / 45°F	1°C / 34°F	4°C / 39°F	100 hours	192.80 mm / 7.59 In	13 days	1020 mb / 31 In
February	8°C / 46°F	1°C / 34°F	4°C / 40°F	75 hours	167.87 mm / 6.61 In	12 days	1019 mb / 31 In
March	11°C / 51°F	2°C / 36°F	6°C / 43°F	84 hours	175.90 mm / 6.93 In	13 days	1017 mb / 31 In
April	14°C / 57°F	4°C / 39°F	9°C / 48°F	103 hours	123.66 mm / 4.87 In	11 days	1018 mb / 31 In
May	18°C / 65°F	7°C / 44°F	12°C / 54°F	147 hours	77.26 mm / 3.04 In	7 days	1017 mb / 31 In
June	22°C / 71°F	9°C / 49°F	15°C / 60°F	171 hours	46.93 mm / 1.85 In	5 days	1017 mb / 31 In
July	26°C / 79°F	12°C / 53°F	19°C / 65°F	263 hours	7.36 mm / 0.29 In	1 days	1017 mb / 31 In
August	27°C / 80°F	13°C / 55°F	19°C / 66°F	264 hours	14.73 mm / 0.58 In	1 days	1016 mb / 30 In
September	23°C / 73°F	11°C / 51°F	16°C / 61°F	206 hours	57.43 mm / 2.26 In	5 days	1016 mb / 30 In
October	16°C / 61°F	7°C / 44°F	11°C / 52°F	153 hours	137.69 mm / 5.42 In	9 days	1017 mb / 31 In
November	10°C / 50°F	4°C / 38°F	6°C / 43°F	97 hours	217.54 mm / 8.56 In	14 days	1018 mb / 31 In
December	7°C / 44°F	1°C / 34°F	4°C / 39°F	94 hours	241.54 mm / 9.51 In	13 days	1018 mb / 31 In

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