Seatac 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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Sat 11 May, 2024 Weather in Seatac

Sunrise: 05:37 AM Sunset: 08:35 PM	Moonrise: 07:56 AM Moonset: 12:25 AM	Max: 81.5 °f	Min: 54.8 °f	Avg: 67.0 °f	Precip: 0.00 in	Max Wind: 6.9 mph

	Sat 11 0:00 am	Sat 11 3:00 am	Sat 11 6:00 am	Sat 11 9:00 am	Sat 11 12:00 pm	Sat 11 3:00 pm	Sat 11 6:00 pm	Sat 11 9:00 pm
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Temp	59.8°f	56.4°f	55.9°f	66.0°f	76.4°f	81.3°f	77.8°f	64.0°f
Wind	2.0 mph	1.1 mph	0.2 mph	1.1 mph	2.7 mph	3.4 mph	5.4 mph	4.3 mph
Precip	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in
Cloud	3%	7%	7%	4%	3%	4%	7%	4%
Humidity	69%	77%	83%	58%	38%	29%	32%	62%
Pressure	30.0 in	30.0 in	30.0 in	30.0 in	29.9 in	29.9 in	29.8 in	29.9 in

Seatac 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	4°C / 40°F	108 hours	180.02 mm / 7.09 In	13 days	1019 mb / 31 In
February	8°C / 46°F	2°C / 35°F	4°C / 40°F	88 hours	128.52 mm / 5.06 In	12 days	1018 mb / 31 In
March	10°C / 51°F	3°C / 37°F	6°C / 44°F	101 hours	143.10 mm / 5.63 In	13 days	1016 mb / 30 In
April	13°C / 56°F	5°C / 41°F	9°C / 48°F	112 hours	111.24 mm / 4.38 In	10 days	1017 mb / 31 In
May	18°C / 64°F	8°C / 46°F	13°C / 55°F	167 hours	79.98 mm / 3.15 In	8 days	1017 mb / 30 In
June	21°C / 70°F	11°C / 51°F	16°C / 60°F	183 hours	56.69 mm / 2.23 In	6 days	1016 mb / 30 In
July	26°C / 78°F	13°C / 56°F	19°C / 67°F	254 hours	16.96 mm / 0.67 In	2 days	1017 mb / 31 In
August	26°C / 79°F	14°C / 57°F	20°C / 67°F	269 hours	24.15 mm / 0.95 In	3 days	1016 mb / 30 In
September	22°C / 71°F	12°C / 53°F	16°C / 61°F	208 hours	79.24 mm / 3.12 In	7 days	1016 mb / 30 In
October	16°C / 60°F	8°C / 46°F	11°C / 52°F	170 hours	149.00 mm / 5.87 In	10 days	1017 mb / 31 In
November	10°C / 49°F	4°C / 39°F	7°C / 44°F	112 hours	195.77 mm / 7.71 In	14 days	1018 mb / 31 In
December	6°C / 43°F	2°C / 35°F	4°C / 39°F	107 hours	181.92 mm / 7.16 In	13 days	1018 mb / 31 In

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