SEA-TAC, WASHINGTON

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Elevation: 137 meters Latitude: 47 27N Longitude: 122 18W

WEATHER

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

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WEATHER ALMANAC - 28 FEBRUARY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	7.8 ^°C	12.2 ^°C (2:53 pm)	3.3 ^°C (6:53 am)
Dewpoint	-2.1 ^°C	1.7 ^°C (12:53 am)	-5 ^°C (4:53 pm)
Humidity	51.8 ^%	76 ^% (6:53 am)	31 ^% (3:53 pm)
Barometer	1021.7 ^hPa	1024.7 hPa (9:53 pm)	1015.6 hPa (12:53 am)
Wind Speed	18.3 ^km/h	29.6 ^km/h (2:53 am)
Wind Gust		37 ^km/h (12:53 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SSW (207.5 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	10.6 (Base 18.3)

Averaged from 24 records on 28 February, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 28 FEBRUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:53 AM	6.7 ^°C	1.7 ^°C	71 ^%	1015.6 hPa	16.1 ^km	North (360°)	18.5 ^km/h		Scattered Clouds
1:53 AM	6.7 ^°C	0.6 ^°C	65 ^%	1016.3 hPa	16.1 ^km	North (360°)	24.1 ^km/h		Partly Cloudy
2:53 AM	6.7 ^°C	0 ^°C	63 ^%	1017.3 hPa	16.1 ^km	North (10°)	29.6 ^km/h		Partly Cloudy
3:53 AM	6.1 ^°C	-0.6 ^°C	62 ^%	1017.9 hPa	16.1 ^km	NNE (20°)	22.2 ^km/h		Clear
4:53 AM	5.6 ^°C	0 ^°C	67 ^%	1018.6 hPa	16.1 ^km	NNE (20°)	20.4 ^km/h		Clear
5:53 AM	3.9 ^°C	-0.6 ^°C	73 ^%	1019.6 hPa	16.1 ^km	North (350°)	16.7 ^km/h		Clear
6:53 AM	3.3 ^°C	-0.6 ^°C	76 ^%	1020.7 hPa	16.1 ^km	NNE (20°)	16.7 ^km/h		Clear
7:53 AM	5.6 ^°C	-0.6 ^°C	65 ^%	1021.3 hPa	16.1 ^km	North (360°)	20.4 ^km/h		Clear
8:53 AM	7 ^°C	1 ^°C	66 ^%	1021.7 hPa	16.1 ^km	North (360°)	22.2 ^km/h		Clear
9:53 AM	8.9 ^°C	-0.6 ^°C	52 ^%	1022.7 hPa	16.1 ^km	North (360°)	22.2 ^km/h		Clear
10:53 AM	10 ^°C	-1.7 ^°C	44 ^%	1023.4 hPa	16.1 ^km	North (10°)	27.8 ^km/h		Clear
11:53 AM	10.6 ^°C	-3.3 ^°C	38 ^%	1023.4 hPa	16.1 ^km	North (350°)	24.1 ^km/h		Partly Cloudy
12:53 PM	10.6 ^°C	-3.9 ^°C	36 ^%	1023.4 hPa	16.1 ^km	North (10°)	27.8 ^km/h	37 ^km/h	Partly Cloudy
1:53 PM	11.7 ^°C	-4.4 ^°C	32 ^%	1023 hPa	16.1 ^km	North (350°)	24.1 ^km/h		Clear
2:53 PM	12.2 ^°C	-3.9 ^°C	33 ^%	1023 hPa	16.1 ^km	NNW (340°)	16.7 ^km/h		Clear
3:53 PM	12.2 ^°C	-4.4 ^°C	31 ^%	1022.7 hPa	16.1 ^km	North (350°)	18.5 ^km/h		Clear
4:53 PM	11.1 ^°C	-5 ^°C	32 ^%	1022.7 hPa	16.1 ^km	North (360°)	16.7 ^km/h		Clear
5:53 PM	8.3 ^°C	-3.9 ^°C	42 ^%	1023 hPa	16.1 ^km	North (360°)	14.8 ^km/h		Clear
6:53 PM	8.3 ^°C	-3.9 ^°C	42 ^%	1023.7 hPa	16.1 ^km	NNE (20°)	13 ^km/h		Partly Cloudy
7:53 PM	7.2 ^°C	-3.9 ^°C	46 ^%	1024 hPa	16.1 ^km	North (360°)	11.1 ^km/h		Partly Cloudy
8:53 PM	6.7 ^°C	-3.3 ^°C	49 ^%	1024.4 hPa	16.1 ^km	NNE (20°)	9.3 ^km/h		Clear
9:53 PM	6.7 ^°C	-3.9 ^°C	47 ^%	1024.7 hPa	16.1 ^km	NE (50°)	11.1 ^km/h		Clear
10:53 PM	5.6 ^°C	-3.9 ^°C	51 ^%	1024.7 hPa	16.1 ^km	ENE (70°)	5.6 ^km/h		Clear
11:53 PM	5 ^°C	-2.2 ^°C	60 ^%	1024.7 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h		Clear

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