BOSTON, MASSACHUSETTS

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Elevation: 1 meter Latitude: 42 22N Longitude: 071 02W

WEATHER

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Number of Records: 218,377; Date Range: 1/1/95 - 3/21/16

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WEATHER ALMANAC - 21 MAY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	13.9 ^°C	18.9 ^°C (1:54 pm)	9.4 ^°C (2:54 am)
Dewpoint	2.5 ^°C	5 ^°C (8:54 pm)	-1.1 ^°C (1:54 pm)
Humidity	47.4 ^%	61 ^% (2:54 am)	26 ^% (1:54 pm)
Barometer	1012.9 ^hPa	1015.2 hPa (7:54 am)	1010.8 hPa (5:54 pm)
Wind Speed	15.3 ^km/h	24.1 ^km/h (7:54 pm)
Wind Gust		25.9 ^km/h (12:54 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SSW (200.4 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	4.2 (Base 18.3)
Growing Degree Days	4.2 (Base 10)

Averaged from 25 records on 21 May, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 MAY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:54 AM	11.1 ^°C	1.1 ^°C	50 ^%	1013.2 hPa	16.1 ^km	West (280°)	14.8 ^km/h		Clear
1:54 AM	10 ^°C	2.2 ^°C	59 ^%	1012.9 hPa	16.1 ^km	West (270°)	11.1 ^km/h		Clear
2:54 AM	9.4 ^°C	2.2 ^°C	61 ^%	1013.5 hPa	16.1 ^km	West (280°)	14.8 ^km/h		Clear
3:54 AM	9.4 ^°C	2.2 ^°C	61 ^%	1013.9 hPa	16.1 ^km	West (270°)	14.8 ^km/h		Clear
4:54 AM	9.4 ^°C	2.2 ^°C	61 ^%	1013.9 hPa	16.1 ^km	West (260°)	9.3 ^km/h		Clear
5:54 AM	9.4 ^°C	2.2 ^°C	61 ^%	1014.2 hPa	16.1 ^km	West (270°)	9.3 ^km/h		Scattered Clouds
6:54 AM	10.6 ^°C	2.2 ^°C	56 ^%	1014.6 hPa	16.1 ^km	West (270°)	11.1 ^km/h		Scattered Clouds
7:54 AM	12.8 ^°C	2.2 ^°C	49 ^%	1015.2 hPa	16.1 ^km	West (280°)	7.4 ^km/h		Scattered Clouds
8:54 AM	13.9 ^°C	1.7 ^°C	44 ^%	1015.2 hPa	16.1 ^km	Variable	7.4 ^km/h		Scattered Clouds
9:54 AM	15 ^°C	1.7 ^°C	41 ^%	1014.9 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h		Mostly Cloudy
10:54 AM	14.4 ^°C	-0.6 ^°C	36 ^%	1014.2 hPa	16.1 ^km	ESE (110°)	9.3 ^km/h		Mostly Cloudy
11:54 AM	16.1 ^°C	1.1 ^°C	36 ^%	1013.9 hPa	16.1 ^km	ESE (120°)	13 ^km/h		Mostly Cloudy
12:54 PM	16.1 ^°C	2.2 ^°C	39 ^%	1013.5 hPa	16.1 ^km	SE (130°)	14.8 ^km/h	25.9 ^km/h	Mostly Cloudy
1:54 PM	18.9 ^°C	-1.1 ^°C	26 ^%	1012.9 hPa	16.1 ^km	SW (220°)	20.4 ^km/h		Mostly Cloudy
2:54 PM	17.2 ^°C	3.9 ^°C	41 ^%	1011.9 hPa	16.1 ^km	ESE (120°)	13 ^km/h		Mostly Cloudy
3:54 PM	18.9 ^°C	2.2 ^°C	33 ^%	1011.5 hPa	16.1 ^km	South (190°)	22.2 ^km/h		Mostly Cloudy
4:54 PM	18.3 ^°C	2.2 ^°C	34 ^%	1011.2 hPa	16.1 ^km	South (190°)	18.5 ^km/h		Mostly Cloudy
5:54 PM	17.8 ^°C	2.8 ^°C	37 ^%	1010.8 hPa	16.1 ^km	SSW (200°)	16.7 ^km/h		Scattered Clouds
6:54 PM	17.2 ^°C	4.4 ^°C	43 ^%	1010.8 hPa	16.1 ^km	South (190°)	22.2 ^km/h		Partly Cloudy
7:54 PM	15 ^°C	4.4 ^°C	49 ^%	1011.2 hPa	16.1 ^km	SSW (200°)	24.1 ^km/h		Scattered Clouds
8:54 PM	14.4 ^°C	5 ^°C	53 ^%	1011.9 hPa	16.1 ^km	SSW (200°)	20.4 ^km/h		Overcast
9:54 PM	13.9 ^°C	4.4 ^°C	53 ^%	1012.2 hPa	16.1 ^km	SSW (200°)	20.4 ^km/h		Overcast
10:54 PM	13.3 ^°C	3.9 ^°C	53 ^%	1011.9 hPa	16.1 ^km	SSW (200°)	18.5 ^km/h		Overcast
11:07 PM	13 ^°C	4 ^°C	54 ^%	1011.9 hPa	16.1 ^km	SSW (210°)	16.7 ^km/h		Overcast
11:54 PM	12.8 ^°C	3.9 ^°C	55 ^%	1011.2 hPa	16.1 ^km	SSW (200°)	22.2 ^km/h		Overcast

Hourly data recorded from KBOS, located 0 kilometers away from Boston, Massachusetts