SEA-TAC, WASHINGTON

Home > North America > United States > Washington
Elevation: 137 meters Latitude: 47 27N Longitude: 122 18W

WEATHER

Monthly - Summary

Hourly Data

SELECT A DAY

Number of Records: 224,582; Date Range: 1/1/95 - 3/22/16

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - 21 OCTOBER, 2014

[ Next Day → ]

[ °F ] °C

Weather Element	Average	High	Low
Temperature	13.7 ^°C	16 ^°C (11:53 am)	11.7 ^°C (6:53 am)
Dewpoint	9.2 ^°C	10.6 ^°C (12:53 am)	7.2 ^°C (8:53 pm)
Humidity	75 ^%	89 ^% (6:53 am)	60 ^% (8:53 pm)
Barometer	1012.2 ^hPa	1014.6 hPa (12:53 pm)	1008.1 hPa (11:53 pm)
Wind Speed	16.6 ^km/h	22.2 ^km/h (11:53 am)
Wind Gust		35.2 ^km/h (11:53 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SSE (172.8 °)

Weather Element	Total
Precipitation	1.02 ^mm
Heating Degree Days	4.5 (Base 18.3)
Growing Degree Days	3.9 (Base 10)

Averaged from 25 records on 21 October, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 OCTOBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:53 AM	12.8 ^°C	10.6 ^°C	86 ^%	1010.5 hPa	16.1 ^km	SE (140°)	9.3 ^km/h				Mostly Cloudy
1:53 AM	12.2 ^°C	10 ^°C	86 ^%	1010.8 hPa	16.1 ^km	SSE (150°)	13 ^km/h		0 mm	Rain	Light Rain
2:53 AM	12.2 ^°C	10 ^°C	86 ^%	1010.8 hPa	16.1 ^km	SSW (210°)	7.4 ^km/h		0 mm		Overcast
3:53 AM	12.2 ^°C	10 ^°C	86 ^%	1011.2 hPa	16.1 ^km	SW (220°)	13 ^km/h		0.25 mm	Rain	Light Rain
4:53 AM	12.2 ^°C	10 ^°C	86 ^%	1011.2 hPa	16.1 ^km	South (170°)	14.8 ^km/h		0.51 mm		Mostly Cloudy
5:53 AM	12.2 ^°C	9.4 ^°C	83 ^%	1011.9 hPa	16.1 ^km	South (180°)	16.7 ^km/h				Mostly Cloudy
6:53 AM	11.7 ^°C	10 ^°C	89 ^%	1012.5 hPa	16.1 ^km	South (190°)	13 ^km/h		0 mm	Rain	Light Rain
7:53 AM	12.2 ^°C	10 ^°C	86 ^%	1012.9 hPa	16.1 ^km	South (170°)	18.5 ^km/h		0 mm		Mostly Cloudy
8:02 AM	12 ^°C	10 ^°C	88 ^%	1012.2 hPa	16.1 ^km	South (170°)	16.7 ^km/h				Mostly Cloudy
8:53 AM	12.8 ^°C	10 ^°C	83 ^%	1013.5 hPa	16.1 ^km	South (170°)	16.7 ^km/h				Mostly Cloudy
9:53 AM	14.4 ^°C	9.4 ^°C	72 ^%	1013.9 hPa	16.1 ^km	South (180°)	20.4 ^km/h				Mostly Cloudy
10:53 AM	14.4 ^°C	9.4 ^°C	72 ^%	1014.2 hPa	16.1 ^km	South (190°)	18.5 ^km/h				Mostly Cloudy
11:53 AM	16 ^°C	9 ^°C	63 ^%	1013.5 hPa	16.1 ^km	South (190°)	22.2 ^km/h	35.2 ^km/h			Mostly Cloudy
12:53 PM	14.4 ^°C	10 ^°C	75 ^%	1014.6 hPa	16.1 ^km	SW (220°)	20.4 ^km/h		0 mm	Rain	Light Rain
1:53 PM	13.9 ^°C	10.6 ^°C	81 ^%	1014.2 hPa	16.1 ^km	South (170°)	13 ^km/h		0.25 mm		Overcast
2:53 PM	13.9 ^°C	10 ^°C	77 ^%	1013.9 hPa	16.1 ^km	SE (140°)	18.5 ^km/h		0 mm		Overcast
3:53 PM	14.4 ^°C	10 ^°C	75 ^%	1013.5 hPa	16.1 ^km	SE (140°)	16.7 ^km/h				Mostly Cloudy
4:53 PM	15 ^°C	9.4 ^°C	69 ^%	1012.9 hPa	16.1 ^km	South (170°)	14.8 ^km/h				Mostly Cloudy
5:53 PM	15 ^°C	8.3 ^°C	64 ^%	1012.5 hPa	16.1 ^km	SSE (160°)	16.7 ^km/h				Mostly Cloudy
6:53 PM	15 ^°C	8.3 ^°C	64 ^%	1012.2 hPa	16.1 ^km	South (170°)	18.5 ^km/h				Overcast
7:53 PM	15 ^°C	7.8 ^°C	62 ^%	1011.2 hPa	16.1 ^km	South (170°)	18.5 ^km/h				Overcast
8:53 PM	15 ^°C	7.2 ^°C	60 ^%	1010.2 hPa	16.1 ^km	South (170°)	22.2 ^km/h				Mostly Cloudy
9:53 PM	15 ^°C	7.2 ^°C	60 ^%	1009.5 hPa	16.1 ^km	South (180°)	20.4 ^km/h	35.2 ^km/h			Overcast
10:53 PM	15 ^°C	7.2 ^°C	60 ^%	1008.8 hPa	16.1 ^km	SSE (150°)	16.7 ^km/h				Overcast
11:53 PM	14.4 ^°C	7.2 ^°C	62 ^%	1008.1 hPa	16.1 ^km	SSE (150°)	16.7 ^km/h				Overcast

Hourly data recorded from KSEA, located 0 kilometers away from Sea-Tac, Washington