Seattle Weather History Washington, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Sun 17 Aug, 2025 Weather in Seattle

Sunrise: 06:08 AM Sunset: 08:17 PM	Moonrise: No moonrise Moonset: 04:55 PM	Max: 24.8 °c	Min: 17.3 °c	Avg: 20.3 °c	Precip: 0.00 mm	Max Wind: 12.2 kph

	Sun 17 0:00 am	Sun 17 3:00 am	Sun 17 6:00 am	Sun 17 9:00 am	Sun 17 12:00 pm	Sun 17 3:00 pm	Sun 17 6:00 pm	Sun 17 9:00 pm
Icon
Temp	17.6°c	18.0°c	17.7°c	19.1°c	22.7°c	24.6°c	23.8°c	18.9°c
Wind	5.8 kmph	4.7 kmph	2.9 kmph	3.2 kmph	8.3 kmph	8.3 kmph	11.5 kmph	6.5 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	26%	92%	83%	26%	12%	60%	24%	100%
Humidity	76%	78%	82%	76%	57%	49%	52%	74%
Pressure	1016 mb	1016 mb	1016 mb	1016 mb	1016 mb	1015 mb	1014 mb	1014 mb

Seattle Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	7°C / 45°F	2°C / 36°F	5°C / 40°F	110 hours	176.84 mm / 6.96 In	13 days	1019 mb / 31 In
February	8°C / 47°F	2°C / 35°F	5°C / 40°F	89 hours	131.19 mm / 5.17 In	11 days	1018 mb / 31 In
March	11°C / 52°F	3°C / 38°F	7°C / 44°F	101 hours	144.54 mm / 5.69 In	12 days	1016 mb / 30 In
April	14°C / 57°F	5°C / 41°F	9°C / 49°F	117 hours	113.34 mm / 4.46 In	10 days	1018 mb / 31 In
May	18°C / 65°F	8°C / 47°F	13°C / 56°F	166 hours	80.46 mm / 3.17 In	7 days	1017 mb / 31 In
June	21°C / 70°F	11°C / 51°F	16°C / 61°F	180 hours	64.91 mm / 2.56 In	6 days	1016 mb / 30 In
July	26°C / 79°F	14°C / 56°F	20°C / 67°F	255 hours	19.33 mm / 0.76 In	2 days	1017 mb / 31 In
August	26°C / 79°F	14°C / 57°F	20°C / 67°F	267 hours	27.94 mm / 1.10 In	3 days	1016 mb / 30 In
September	22°C / 72°F	12°C / 53°F	16°C / 61°F	208 hours	77.67 mm / 3.06 In	6 days	1016 mb / 30 In
October	16°C / 60°F	8°C / 46°F	11°C / 52°F	163 hours	149.59 mm / 5.89 In	10 days	1017 mb / 31 In
November	10°C / 50°F	4°C / 40°F	7°C / 44°F	107 hours	206.86 mm / 8.14 In	13 days	1017 mb / 31 In
December	7°C / 44°F	2°C / 36°F	4°C / 39°F	102 hours	188.35 mm / 7.42 In	13 days	1018 mb / 31 In

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