Hermiston 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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Sat 18 Apr, 2026 Weather in Hermiston

Sunrise: 06:05 AM Sunset: 07:48 PM	Moonrise: 06:19 AM Moonset: 10:09 PM	Max: 20.7 °c	Min: 2.5 °c	Avg: 11.5 °c	Precip: 0.00 mm	Max Wind: 15.5 kph

	Sat 18 0:00 am	Sat 18 3:00 am	Sat 18 6:00 am	Sat 18 9:00 am	Sat 18 12:00 pm	Sat 18 3:00 pm	Sat 18 6:00 pm	Sat 18 9:00 pm
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Temp	5.6°c	3.0°c	3.9°c	9.9°c	16.3°c	19.9°c	18.7°c	14.4°c
Wind	8.6 kmph	6.8 kmph	5.4 kmph	1.4 kmph	2.9 kmph	6.1 kmph	15.5 kmph	9.0 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	26%	62%	71%	30%	50%	54%	27%	36%
Humidity	70%	81%	76%	54%	36%	32%	39%	54%
Pressure	1022 mb	1021 mb	1021 mb	1020 mb	1017 mb	1014 mb	1013 mb	1013 mb

Hermiston Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	5°C / 41°F	-1°C / 31°F	2°C / 35°F	160 hours	32.79 mm / 1.29 In	5 days	1022 mb / 31 In
February	8°C / 46°F	0°C / 32°F	4°C / 39°F	156 hours	34.41 mm / 1.35 In	5 days	1019 mb / 31 In
March	13°C / 55°F	3°C / 38°F	8°C / 46°F	182 hours	27.72 mm / 1.09 In	4 days	1016 mb / 30 In
April	17°C / 62°F	6°C / 43°F	11°C / 52°F	225 hours	17.42 mm / 0.69 In	3 days	1016 mb / 30 In
May	22°C / 72°F	10°C / 50°F	16°C / 61°F	258 hours	20.16 mm / 0.79 In	3 days	1014 mb / 30 In
June	27°C / 81°F	14°C / 58°F	21°C / 69°F	291 hours	11.25 mm / 0.44 In	2 days	1013 mb / 30 In
July	33°C / 91°F	19°C / 65°F	26°C / 79°F	352 hours	1.71 mm / 0.07 In	0 days	1013 mb / 30 In
August	32°C / 90°F	19°C / 66°F	25°C / 77°F	341 hours	5.57 mm / 0.22 In	1 days	1012 mb / 30 In
September	26°C / 80°F	14°C / 58°F	20°C / 68°F	299 hours	8.13 mm / 0.32 In	1 days	1014 mb / 30 In
October	18°C / 64°F	8°C / 47°F	13°C / 55°F	242 hours	21.42 mm / 0.84 In	3 days	1017 mb / 31 In
November	10°C / 50°F	3°C / 37°F	6°C / 43°F	187 hours	36.95 mm / 1.45 In	4 days	1019 mb / 31 In
December	5°C / 41°F	-1°C / 30°F	2°C / 35°F	155 hours	43.88 mm / 1.73 In	6 days	1021 mb / 31 In

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