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 - 16 APRIL, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	11.4 ^°C	17.8 ^°C (3:53 pm)	3.9 ^°C (6:53 am)
Dewpoint	2.7 ^°C	4.4 ^°C (12:53 pm)	0.6 ^°C (12:53 am)
Humidity	56.9 ^%	79 ^% (6:53 am)	39 ^% (2:53 pm)
Barometer	1028.1 ^hPa	1032.5 hPa (12:53 am)	1024.4 hPa (7:53 pm)
Wind Speed	11.1 ^km/h	20.4 ^km/h (3:53 pm)
Wind Gust		27.8 ^km/h (3:53 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SSW (194.2 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	7.5 (Base 18.3)
Growing Degree Days	0.8 (Base 10)

Averaged from 24 records on 16 April, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 16 APRIL, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:53 AM	8.3 ^°C	0.6 ^°C	59 ^%	1032.5 hPa	16.1 ^km	NNE (30°)	9.3 ^km/h		Clear
1:53 AM	7.8 ^°C	1.7 ^°C	66 ^%	1032.2 hPa	16.1 ^km	NE (40°)	13 ^km/h		Clear
2:53 AM	7.2 ^°C	1.1 ^°C	65 ^%	1031.5 hPa	16.1 ^km	NE (50°)	13 ^km/h		Clear
3:53 AM	6.1 ^°C	1.1 ^°C	71 ^%	1031.2 hPa	16.1 ^km	Calm			Clear
4:53 AM	5.6 ^°C	1.1 ^°C	73 ^%	1031.2 hPa	16.1 ^km	Calm			Clear
5:53 AM	4.4 ^°C	0.6 ^°C	77 ^%	1030.8 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h		Scattered Clouds
6:53 AM	3.9 ^°C	0.6 ^°C	79 ^%	1030.8 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h		Scattered Clouds
7:53 AM	7.2 ^°C	1.7 ^°C	68 ^%	1030.8 hPa	16.1 ^km	Calm			Scattered Clouds
8:53 AM	9.4 ^°C	2.8 ^°C	64 ^%	1030.5 hPa	16.1 ^km	North (10°)	11.1 ^km/h		Partly Cloudy
9:53 AM	11 ^°C	3 ^°C	58 ^%	1029.1 hPa	16.1 ^km	North (10°)	11.1 ^km/h		Partly Cloudy
10:53 AM	12.2 ^°C	2.2 ^°C	51 ^%	1029.5 hPa	16.1 ^km	North (360°)	11.1 ^km/h		Partly Cloudy
11:53 AM	14.4 ^°C	2.8 ^°C	46 ^%	1029.1 hPa	16.1 ^km	North (10°)	13 ^km/h		Partly Cloudy
12:53 PM	15 ^°C	4.4 ^°C	49 ^%	1028.4 hPa	16.1 ^km	Variable	9.3 ^km/h		Partly Cloudy
1:53 PM	16 ^°C	4 ^°C	45 ^%	1026.8 hPa	16.1 ^km	NNW (340°)	18.5 ^km/h		Partly Cloudy
2:53 PM	17 ^°C	3 ^°C	39 ^%	1026.1 hPa	16.1 ^km	North (350°)	18.5 ^km/h		Partly Cloudy
3:53 PM	17.8 ^°C	3.9 ^°C	40 ^%	1026.1 hPa	16.1 ^km	NNW (340°)	20.4 ^km/h	27.8 ^km/h	Partly Cloudy
4:53 PM	17.8 ^°C	3.9 ^°C	40 ^%	1025.7 hPa	16.1 ^km	NNW (340°)	16.7 ^km/h		Partly Cloudy
5:53 PM	17.2 ^°C	3.9 ^°C	41 ^%	1025.1 hPa	16.1 ^km	North (360°)	14.8 ^km/h		Partly Cloudy
6:53 PM	16.1 ^°C	3.3 ^°C	42 ^%	1024.7 hPa	16.1 ^km	North (350°)	16.7 ^km/h		Partly Cloudy
7:53 PM	13.3 ^°C	3.3 ^°C	51 ^%	1024.4 hPa	16.1 ^km	North (350°)	11.1 ^km/h		Partly Cloudy
8:53 PM	12.2 ^°C	3.3 ^°C	55 ^%	1024.4 hPa	16.1 ^km	North (360°)	13 ^km/h		Partly Cloudy
9:53 PM	12.2 ^°C	3.9 ^°C	57 ^%	1024.4 hPa	16.1 ^km	North (360°)	13 ^km/h		Partly Cloudy
10:53 PM	10.6 ^°C	3.9 ^°C	63 ^%	1024.4 hPa	16.1 ^km	North (350°)	11.1 ^km/h		Partly Cloudy
11:53 PM	10 ^°C	3.9 ^°C	66 ^%	1024.4 hPa	16.1 ^km	North (350°)	9.3 ^km/h		Clear

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