Kennewick Weather History Washington, 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.
Yearly Monthly Averages
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Fri 04 Sep, 2026 Weather in Kennewick

Sunrise: 06:20 AM Sunset: 07:30 PM	Moonrise: 11:00 PM Moonset: 03:06 PM	Max: 25.2 °c	Min: 9.2 °c	Avg: 17.5 °c	Precip: 0.00 mm	Max Wind: 25.6 kph

	Fri 04 0:00 am	Fri 04 3:00 am	Fri 04 6:00 am	Fri 04 9:00 am	Fri 04 12:00 pm	Fri 04 3:00 pm	Fri 04 6:00 pm	Fri 04 9:00 pm
Icon
Temp	14.0°c	11.1°c	9.3°c	15.9°c	22.0°c	24.6°c	25.2°c	17.9°c
Wind	20.2 kmph	2.9 kmph	4.3 kmph	6.5 kmph	4.7 kmph	8.3 kmph	11.5 kmph	7.2 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%	0%	0%	21%	10%	5%	8%
Humidity	54%	69%	78%	57%	36%	31%	26%	39%
Pressure	1007 mb	1009 mb	1011 mb	1013 mb	1013 mb	1011 mb	1011 mb	1013 mb

Kennewick Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	5°C / 41°F	-1°C / 30°F	1°C / 35°F	159 hours	32.74 mm / 1.29 In	5 days	1022 mb / 31 In
February	8°C / 46°F	0°C / 32°F	3°C / 38°F	154 hours	30.93 mm / 1.22 In	5 days	1019 mb / 31 In
March	13°C / 56°F	3°C / 38°F	8°C / 46°F	188 hours	26.70 mm / 1.05 In	4 days	1016 mb / 30 In
April	18°C / 64°F	6°C / 43°F	12°C / 54°F	220 hours	20.67 mm / 0.81 In	3 days	1016 mb / 30 In
May	24°C / 75°F	11°C / 52°F	17°C / 63°F	242 hours	19.49 mm / 0.77 In	3 days	1014 mb / 30 In
June	28°C / 83°F	15°C / 58°F	22°C / 71°F	272 hours	11.50 mm / 0.45 In	2 days	1013 mb / 30 In
July	34°C / 94°F	19°C / 66°F	27°C / 80°F	330 hours	2.56 mm / 0.10 In	0 days	1012 mb / 30 In
August	33°C / 92°F	19°C / 65°F	26°C / 79°F	320 hours	6.78 mm / 0.27 In	1 days	1012 mb / 30 In
September	27°C / 81°F	14°C / 58°F	21°C / 69°F	296 hours	8.22 mm / 0.32 In	1 days	1014 mb / 30 In
October	18°C / 64°F	8°C / 46°F	13°C / 55°F	242 hours	23.77 mm / 0.94 In	4 days	1017 mb / 31 In
November	10°C / 50°F	2°C / 36°F	6°C / 42°F	187 hours	35.18 mm / 1.39 In	5 days	1019 mb / 31 In
December	5°C / 40°F	-1°C / 30°F	1°C / 34°F	151 hours	41.90 mm / 1.65 In	6 days	1021 mb / 31 In

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