GREENBELT, MARYLAND

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Elevation: 36 meters Latitude: 39 02N Longitude: 076 53W

WEATHER

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Number of Records: 222,424; Date Range: 5/31/06 - 3/22/16

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WEATHER ALMANAC - 21 SEPTEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	21.7 ^°C	30 ^°C (3:00 pm)	14 ^°C (5:40 am)
Dewpoint	15.7 ^°C	18 ^°C (10:00 am)	13 ^°C (3:20 pm)
Humidity	73.5 ^%	100 ^% (12:20 am)	35 ^% (3:20 pm)
Barometer	1009.5 ^hPa	1017.6 hPa (12:20 am)	1003.7 hPa (5:20 pm)
Wind Speed	2.6 ^km/h	16.7 ^km/h (11:45 pm)

Weather Element	Average
Visibility	14 ^km
Wind Direction	ENE (61.5 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	3.7 (Base 18.3)
Growing Degree Days	12 (Base 10)

Averaged from 66 records on 21 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:20 AM	17 ^°C	17 ^°C	100 ^%	1017.6 hPa	11.3 ^km	Calm		Clear
12:40 AM	17 ^°C	17 ^°C	100 ^%	1017.3 hPa	11.3 ^km	Calm		Clear
1:20 AM	17 ^°C	16 ^°C	94 ^%	1016.6 hPa	11.3 ^km	Calm		Clear
1:40 AM	16 ^°C	16 ^°C	100 ^%	1016.6 hPa	11.3 ^km	Calm		Clear
2:00 AM	16 ^°C	16 ^°C	100 ^%	1015.6 hPa	11.3 ^km	Calm		Clear
2:20 AM	16 ^°C	16 ^°C	100 ^%	1015.2 hPa	11.3 ^km	Calm		Clear
2:40 AM	16 ^°C	16 ^°C	100 ^%	1014.6 hPa	11.3 ^km	Calm		Clear
3:00 AM	16 ^°C	16 ^°C	100 ^%	1014.2 hPa	11.3 ^km	Calm		Clear
3:20 AM	15 ^°C	15 ^°C	100 ^%	1013.9 hPa	11.3 ^km	Calm		Clear
3:40 AM	15 ^°C	15 ^°C	100 ^%	1013.9 hPa	11.3 ^km	Calm		Clear
4:00 AM	15 ^°C	15 ^°C	100 ^%	1013.5 hPa	11.3 ^km	Calm		Clear
4:20 AM	15 ^°C	15 ^°C	100 ^%	1013.2 hPa	11.3 ^km	Calm		Clear
4:40 AM	15 ^°C	15 ^°C	100 ^%	1013.2 hPa	4.8 ^km	Calm		Clear
5:00 AM	15 ^°C	15 ^°C	100 ^%	1013.2 hPa	11.3 ^km	Calm		Clear
5:20 AM	15 ^°C	15 ^°C	100 ^%	1012.2 hPa	11.3 ^km	Calm		Clear
5:40 AM	14 ^°C	14 ^°C	100 ^%	1012.5 hPa	11.3 ^km	Calm		Clear
6:00 AM	15 ^°C	15 ^°C	100 ^%	1012.5 hPa	11.3 ^km	Calm		Clear
6:20 AM	14 ^°C	14 ^°C	100 ^%	1012.5 hPa	16.1 ^km	Calm		Clear
6:40 AM	14 ^°C	14 ^°C	100 ^%	1012.2 hPa	11.3 ^km	Calm		Clear
7:00 AM	14 ^°C	14 ^°C	100 ^%	1012.5 hPa	8 ^km	Calm		Clear
7:20 AM	15 ^°C	15 ^°C	100 ^%	1012.5 hPa	11.3 ^km	Calm		Clear
7:40 AM	15 ^°C	15 ^°C	100 ^%	1012.2 hPa	11.3 ^km	Calm		Clear
8:00 AM	15 ^°C	15 ^°C	100 ^%	1012.5 hPa	16.1 ^km	Calm		Clear
8:20 AM	16 ^°C	16 ^°C	100 ^%	1012.2 hPa	11.3 ^km	Calm		Clear
8:40 AM	16 ^°C	16 ^°C	100 ^%	1011.9 hPa	11.3 ^km	Calm		Clear
9:00 AM	17 ^°C	17 ^°C	100 ^%	1011.9 hPa	11.3 ^km	Calm		Clear
9:20 AM	17 ^°C	17 ^°C	100 ^%	1012.2 hPa	16.1 ^km	Calm		Clear
9:40 AM	18 ^°C	17 ^°C	94 ^%	1011.5 hPa	16.1 ^km	Calm		Clear
10:00 AM	20 ^°C	18 ^°C	88 ^%	1011.2 hPa	16.1 ^km	Calm		Clear
10:20 AM	21 ^°C	18 ^°C	83 ^%	1011.2 hPa	11.3 ^km	Calm		Clear
10:40 AM	21 ^°C	18 ^°C	83 ^%	1010.8 hPa	16.1 ^km	Calm		Clear
11:00 AM	22 ^°C	18 ^°C	78 ^%	1010.8 hPa	16.1 ^km	Calm		Clear
11:20 AM	23 ^°C	18 ^°C	73 ^%	1010.5 hPa	16.1 ^km	Calm		Clear
11:40 AM	23 ^°C	18 ^°C	73 ^%	1010.2 hPa	11.3 ^km	Calm		Clear
12:00 PM	24 ^°C	17 ^°C	65 ^%	1009.8 hPa	16.1 ^km	Calm		Clear
12:20 PM	25 ^°C	17 ^°C	61 ^%	1009.5 hPa	16.1 ^km	Calm		Clear
12:40 PM	25 ^°C	17 ^°C	61 ^%	1008.8 hPa	16.1 ^km	Calm		Clear
1:00 PM	26 ^°C	16 ^°C	54 ^%	1008.1 hPa	16.1 ^km	Calm		Clear
1:20 PM	27 ^°C	15 ^°C	48 ^%	1007.8 hPa	16.1 ^km	Calm		Clear
2:00 PM	28 ^°C	16 ^°C	48 ^%	1006.8 hPa	16.1 ^km	Calm		Clear
2:20 PM	28 ^°C	15 ^°C	45 ^%	1006.1 hPa	16.1 ^km	Calm		Clear
2:40 PM	29 ^°C	15 ^°C	42 ^%	1005.8 hPa	16.1 ^km	Calm		Clear
3:00 PM	30 ^°C	15 ^°C	40 ^%	1005.4 hPa	16.1 ^km	South (190°)	5.6 ^km/h	Clear
3:20 PM	30 ^°C	13 ^°C	35 ^%	1005.1 hPa	16.1 ^km	West (270°)	9.3 ^km/h	Clear
3:40 PM	30 ^°C	13 ^°C	35 ^%	1004.7 hPa	16.1 ^km	South (190°)	7.4 ^km/h	Clear
4:00 PM	30 ^°C	13 ^°C	35 ^%	1004.4 hPa	16.1 ^km	South (170°)	5.6 ^km/h	Clear
4:20 PM	30 ^°C	14 ^°C	37 ^%	1004.1 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h	Clear
5:00 PM	30 ^°C	15 ^°C	40 ^%	1004.1 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h	Clear
5:20 PM	30 ^°C	13 ^°C	35 ^%	1003.7 hPa	16.1 ^km	South (190°)	11.1 ^km/h	Clear
5:40 PM	29 ^°C	13 ^°C	37 ^%	1003.7 hPa	16.1 ^km	South (180°)	11.1 ^km/h	Clear
6:00 PM	29 ^°C	14 ^°C	40 ^%	1004.1 hPa	16.1 ^km	South (190°)	11.1 ^km/h	Clear
6:20 PM	28 ^°C	15 ^°C	45 ^%	1004.1 hPa	16.1 ^km	South (180°)	11.1 ^km/h	Clear
6:40 PM	28 ^°C	15 ^°C	45 ^%	1004.1 hPa	16.1 ^km	South (180°)	7.4 ^km/h	Mostly Cloudy
7:00 PM	27 ^°C	16 ^°C	51 ^%	1004.1 hPa	16.1 ^km	South (180°)	5.6 ^km/h	Mostly Cloudy
7:20 PM	27 ^°C	16 ^°C	51 ^%	1004.1 hPa	16.1 ^km	South (180°)	5.6 ^km/h	Scattered Clouds
7:40 PM	25 ^°C	17 ^°C	61 ^%	1004.1 hPa	16.1 ^km	Calm		Mostly Cloudy
8:00 PM	27 ^°C	16 ^°C	51 ^%	1004.4 hPa	16.1 ^km	Calm		Mostly Cloudy
8:40 PM	25 ^°C	18 ^°C	65 ^%	1004.4 hPa	16.1 ^km	Calm		Mostly Cloudy
9:00 PM	25 ^°C	17 ^°C	61 ^%	1004.4 hPa	16.1 ^km	South (170°)	5.6 ^km/h	Mostly Cloudy
9:20 PM	26 ^°C	17 ^°C	57 ^%	1005.1 hPa	16.1 ^km	WNW (290°)	9.3 ^km/h	Mostly Cloudy
9:40 PM	25 ^°C	17 ^°C	61 ^%	1005.1 hPa	16.1 ^km	WSW (250°)	5.6 ^km/h	Mostly Cloudy
10:00 PM	26 ^°C	16 ^°C	54 ^%	1005.4 hPa	16.1 ^km	Calm		Mostly Cloudy
10:20 PM	25 ^°C	16 ^°C	57 ^%	1005.4 hPa	16.1 ^km	Calm		Overcast
10:40 PM	25 ^°C	16 ^°C	57 ^%	1005.8 hPa	16.1 ^km	West (280°)	13 ^km/h	Overcast
11:00 PM	25 ^°C	16 ^°C	57 ^%	1006.1 hPa	16.1 ^km	West (280°)	13 ^km/h	Overcast
11:45 PM	25 ^°C	15 ^°C	54 ^%	1006.8 hPa	16.1 ^km	WNW (290°)	16.7 ^km/h	Mostly Cloudy

Hourly data recorded from KCGS, located 0 kilometers away from Greenbelt, Maryland