Sunnyside 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.
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Mon 23 Mar, 2026 Weather in Sunnyside

Sunrise: 06:57 AM Sunset: 07:17 PM	Moonrise: 08:59 AM Moonset: 12:38 AM	Max: 14.2 °c	Min: 3.2 °c	Avg: 8.9 °c	Precip: 0.00 mm	Max Wind: 10.4 kph

	Mon 23 0:00 am	Mon 23 3:00 am	Mon 23 6:00 am	Mon 23 9:00 am	Mon 23 12:00 pm	Mon 23 3:00 pm	Mon 23 6:00 pm	Mon 23 9:00 pm
Icon
Temp	6.8°c	4.3°c	3.2°c	6.7°c	11.8°c	14.1°c	13.1°c	10.9°c
Wind	3.2 kmph	5.0 kmph	2.9 kmph	2.5 kmph	3.2 kmph	4.3 kmph	7.9 kmph	2.9 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	75%	34%	54%	75%	72%	91%	100%	91%
Humidity	49%	58%	64%	53%	38%	32%	36%	43%
Pressure	1019 mb	1018 mb	1019 mb	1019 mb	1017 mb	1015 mb	1015 mb	1015 mb

Sunnyside Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	4°C / 39°F	-3°C / 27°F	0°C / 32°F	145 hours	35.78 mm / 1.41 In	6 days	1022 mb / 31 In
February	7°C / 44°F	-1°C / 30°F	2°C / 36°F	154 hours	26.15 mm / 1.03 In	4 days	1019 mb / 31 In
March	12°C / 53°F	2°C / 35°F	6°C / 44°F	188 hours	25.33 mm / 1.00 In	3 days	1016 mb / 30 In
April	17°C / 62°F	5°C / 41°F	11°C / 52°F	218 hours	16.93 mm / 0.67 In	2 days	1016 mb / 30 In
May	23°C / 73°F	10°C / 50°F	16°C / 61°F	254 hours	24.08 mm / 0.95 In	3 days	1014 mb / 30 In
June	27°C / 81°F	13°C / 56°F	21°C / 69°F	285 hours	10.51 mm / 0.41 In	2 days	1013 mb / 30 In
July	33°C / 92°F	17°C / 63°F	25°C / 78°F	343 hours	3.12 mm / 0.12 In	1 days	1013 mb / 30 In
August	32°C / 90°F	17°C / 63°F	25°C / 76°F	337 hours	3.42 mm / 0.13 In	1 days	1013 mb / 30 In
September	26°C / 79°F	13°C / 55°F	19°C / 67°F	293 hours	7.60 mm / 0.30 In	1 days	1014 mb / 30 In
October	17°C / 62°F	6°C / 43°F	11°C / 52°F	240 hours	25.69 mm / 1.01 In	4 days	1017 mb / 31 In
November	9°C / 48°F	1°C / 33°F	4°C / 40°F	186 hours	34.23 mm / 1.35 In	4 days	1019 mb / 31 In
December	4°C / 39°F	-3°C / 27°F	0°C / 32°F	145 hours	38.36 mm / 1.51 In	6 days	1020 mb / 31 In

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