MERCER ISLAND, WASHINGTON

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Elevation: 69 meters Latitude: 47 32N Longitude: 122 18W

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Number of Records: 203,288; Date Range: 1/1/95 - 3/21/16

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WEATHER ALMANAC - 14 SEPTEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	20.4 ^°C	28.3 ^°C (1:53 pm)	11.1 ^°C (6:53 am)
Dewpoint	7.3 ^°C	10 ^°C (3:53 pm)	3.3 ^°C (9:53 am)
Humidity	47.2 ^%	80 ^% (5:53 am)	20 ^% (4:53 pm)
Barometer	1011.5 ^hPa	1012.9 hPa (2:53 pm)	1010.2 hPa (10:53 pm)
Wind Speed	4.8 ^km/h	13 ^km/h (12:53 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SE (130 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	1.4 (Base 18.3)
Growing Degree Days	9.7 (Base 10)

Averaged from 24 records on 14 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 14 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:53 AM	17.2 ^°C	7.8 ^°C	54 ^%	1011.5 hPa	16.1 ^km	Calm		Clear
1:53 AM	16.7 ^°C	7.8 ^°C	56 ^%	1011.9 hPa	16.1 ^km	Calm		Clear
2:53 AM	15.6 ^°C	8.3 ^°C	62 ^%	1011.9 hPa	16.1 ^km	Calm		Clear
3:53 AM	13.9 ^°C	8.3 ^°C	69 ^%	1011.9 hPa	16.1 ^km	Calm		Clear
4:53 AM	13.3 ^°C	8.9 ^°C	75 ^%	1012.2 hPa	16.1 ^km	Calm		Clear
5:53 AM	12.2 ^°C	7.8 ^°C	75 ^%	1012.5 hPa	16.1 ^km	SE (140°)	7.4 ^km/h	Clear
6:53 AM	11.1 ^°C	7.8 ^°C	80 ^%	1012.9 hPa	16.1 ^km	Calm		Clear
7:53 AM	13.3 ^°C	8.9 ^°C	75 ^%	1012.9 hPa	16.1 ^km	SE (130°)	5.6 ^km/h	Clear
8:53 AM	16.7 ^°C	9.4 ^°C	62 ^%	1012.9 hPa	16.1 ^km	Calm		Clear
9:53 AM	19.4 ^°C	10 ^°C	54 ^%	1012.9 hPa	16.1 ^km	Calm		Clear
10:53 AM	21.1 ^°C	8.3 ^°C	44 ^%	1012.9 hPa	16.1 ^km	NNW (330°)	7.4 ^km/h	Clear
11:53 AM	22.8 ^°C	7.2 ^°C	37 ^%	1012.5 hPa	16.1 ^km	WNW (300°)	11.1 ^km/h	Clear
12:53 PM	25 ^°C	6.7 ^°C	31 ^%	1012.2 hPa	16.1 ^km	NW (310°)	13 ^km/h	Clear
1:53 PM	26.7 ^°C	5.6 ^°C	26 ^%	1011.9 hPa	16.1 ^km	WNW (300°)	13 ^km/h	Clear
2:53 PM	27.8 ^°C	3.9 ^°C	22 ^%	1011.2 hPa	16.1 ^km	Variable	11.1 ^km/h	Clear
3:53 PM	28.3 ^°C	3.3 ^°C	20 ^%	1010.8 hPa	16.1 ^km	NW (310°)	13 ^km/h	Clear
4:53 PM	28.3 ^°C	4.4 ^°C	22 ^%	1010.5 hPa	16.1 ^km	NNW (330°)	13 ^km/h	Clear
5:53 PM	27.8 ^°C	3.9 ^°C	22 ^%	1010.2 hPa	16.1 ^km	NW (320°)	9.3 ^km/h	Clear
6:53 PM	26.1 ^°C	6.1 ^°C	28 ^%	1010.2 hPa	16.1 ^km	NW (310°)	5.6 ^km/h	Clear
7:53 PM	23.9 ^°C	7.8 ^°C	36 ^%	1010.2 hPa	16.1 ^km	NNW (340°)	5.6 ^km/h	Clear
8:53 PM	22.2 ^°C	7.8 ^°C	40 ^%	1010.5 hPa	16.1 ^km	Calm		Clear
9:53 PM	21.1 ^°C	8.3 ^°C	44 ^%	1010.5 hPa	16.1 ^km	Calm		Clear
10:53 PM	20 ^°C	8.3 ^°C	47 ^%	1010.8 hPa	16.1 ^km	Calm		Clear
11:53 PM	18.3 ^°C	8.3 ^°C	52 ^%	1011.2 hPa	16.1 ^km	Calm		Clear

Hourly data recorded from KBFI, located 0 kilometers away from Mercer Island, Washington