GREENBELT, MARYLAND

Home > North America > United States > Maryland
Elevation: 36 meters Latitude: 39 02N Longitude: 076 53W

WEATHER

Monthly - Summary

Hourly Data

SELECT A DAY

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

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - 20 SEPTEMBER, 2014

[ Next Day → ]

[ °F ] °C

Weather Element	Average	High	Low
Temperature	20.8 ^°C	27 ^°C (2:00 pm)	15 ^°C (2:55 am)
Dewpoint	15.5 ^°C	17 ^°C (8:20 am)	13 ^°C (5:40 pm)
Humidity	75.3 ^%	100 ^% (1:55 am)	44 ^% (5:40 pm)
Barometer	1022 ^hPa	1025.7 hPa (12:35 am)	1017.3 hPa (10:00 pm)
Wind Speed	3.1 ^km/h	11.1 ^km/h (12:20 pm)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	ENE (51.6 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	2.7 (Base 18.3)
Growing Degree Days	11 (Base 10)

Averaged from 68 records on 20 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 20 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:35 AM	17 ^°C	16 ^°C	94 ^%	1025.7 hPa	16.1 ^km	Calm		Clear
12:55 AM	17 ^°C	16 ^°C	94 ^%	1025.7 hPa	16.1 ^km	Calm		Clear
1:15 AM	17 ^°C	16 ^°C	94 ^%	1025.7 hPa	16.1 ^km	Calm		Clear
1:30 AM	17 ^°C	16 ^°C	94 ^%	1025.4 hPa	16.1 ^km	Calm		Mostly Cloudy
1:55 AM	16 ^°C	16 ^°C	100 ^%	1025.4 hPa	11.3 ^km	Calm		Mostly Cloudy
2:15 AM	16 ^°C	16 ^°C	100 ^%	1025.4 hPa	11.3 ^km	Calm		Clear
2:35 AM	16 ^°C	16 ^°C	100 ^%	1025.1 hPa	8 ^km	Calm		Clear
2:55 AM	15 ^°C	15 ^°C	100 ^%	1025.1 hPa	8 ^km	Calm		Scattered Clouds
3:15 AM	16 ^°C	15 ^°C	94 ^%	1025.1 hPa	11.3 ^km	Calm		Mostly Cloudy
3:35 AM	16 ^°C	16 ^°C	100 ^%	1025.1 hPa	11.3 ^km	Calm		Overcast
3:55 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	11.3 ^km	Calm		Overcast
4:20 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	11.3 ^km	Calm		Mostly Cloudy
4:40 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	8 ^km	Calm		Scattered Clouds
5:00 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	11.3 ^km	Calm		Scattered Clouds
5:20 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	8 ^km	Calm		Mostly Cloudy
5:40 AM	16 ^°C	15 ^°C	94 ^%	1024.4 hPa	8 ^km	Calm		Mostly Cloudy
6:00 AM	15 ^°C	15 ^°C	100 ^%	1024.7 hPa	8 ^km	Calm		Scattered Clouds
6:20 AM	15 ^°C	15 ^°C	100 ^%	1024.7 hPa	6.4 ^km	Calm		Scattered Clouds
7:00 AM	15 ^°C	15 ^°C	100 ^%	1024.7 hPa	1.9 ^km	Calm
7:20 AM	15 ^°C	15 ^°C	100 ^%	1024.7 hPa	6.4 ^km	Calm		Clear
7:40 AM	15 ^°C	15 ^°C	100 ^%	1024.4 hPa	8 ^km	Calm		Clear
8:00 AM	16 ^°C	16 ^°C	100 ^%	1024.7 hPa	8 ^km	Calm		Clear
8:20 AM	17 ^°C	17 ^°C	100 ^%	1024.7 hPa	11.3 ^km	Calm		Clear
9:00 AM	18 ^°C	17 ^°C	94 ^%	1024.4 hPa	16.1 ^km	Calm		Scattered Clouds
9:20 AM	20 ^°C	17 ^°C	83 ^%	1024.7 hPa	16.1 ^km	Calm		Scattered Clouds
9:40 AM	21 ^°C	17 ^°C	78 ^%	1024.4 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h	Scattered Clouds
10:00 AM	23 ^°C	17 ^°C	69 ^%	1024.7 hPa	16.1 ^km	Calm		Mostly Cloudy
10:20 AM	23 ^°C	17 ^°C	69 ^%	1024.7 hPa	16.1 ^km	South (170°)	7.4 ^km/h	Mostly Cloudy
10:40 AM	23 ^°C	16 ^°C	65 ^%	1024.4 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h	Scattered Clouds
11:00 AM	23 ^°C	16 ^°C	65 ^%	1024.4 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Scattered Clouds
11:20 AM	24 ^°C	16 ^°C	61 ^%	1024 hPa	16.1 ^km	East (100°)	7.4 ^km/h	Scattered Clouds
11:40 AM	25 ^°C	15 ^°C	54 ^%	1023.4 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h	Clear
12:00 PM	25 ^°C	14 ^°C	50 ^%	1023.4 hPa	16.1 ^km	SE (130°)	7.4 ^km/h	Clear
12:20 PM	25 ^°C	15 ^°C	54 ^%	1023 hPa	16.1 ^km	SSE (160°)	11.1 ^km/h	Scattered Clouds
12:40 PM	25 ^°C	15 ^°C	54 ^%	1023 hPa	16.1 ^km	Calm		Scattered Clouds
1:00 PM	26 ^°C	15 ^°C	51 ^%	1022.7 hPa	16.1 ^km	SE (130°)	7.4 ^km/h	Scattered Clouds
1:20 PM	26 ^°C	14 ^°C	47 ^%	1022 hPa	16.1 ^km	Calm		Clear
1:40 PM	26 ^°C	15 ^°C	51 ^%	1021.7 hPa	16.1 ^km	SE (140°)	5.6 ^km/h	Clear
2:00 PM	27 ^°C	14 ^°C	45 ^%	1021 hPa	16.1 ^km	ESE (110°)	11.1 ^km/h	Clear
2:20 PM	27 ^°C	14 ^°C	45 ^%	1021 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h	Clear
2:40 PM	27 ^°C	14 ^°C	45 ^%	1020.7 hPa	16.1 ^km	ESE (120°)	7.4 ^km/h	Clear
3:00 PM	27 ^°C	14 ^°C	45 ^%	1020.3 hPa	16.1 ^km	SE (140°)	11.1 ^km/h	Clear
3:20 PM	27 ^°C	15 ^°C	48 ^%	1020 hPa	16.1 ^km	ESE (120°)	11.1 ^km/h	Scattered Clouds
3:40 PM	26 ^°C	15 ^°C	51 ^%	1020 hPa	16.1 ^km	East (100°)	11.1 ^km/h	Scattered Clouds
4:00 PM	27 ^°C	15 ^°C	48 ^%	1019.6 hPa	16.1 ^km	ESE (120°)	11.1 ^km/h	Scattered Clouds
4:20 PM	27 ^°C	15 ^°C	48 ^%	1019.3 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h	Clear
4:40 PM	27 ^°C	15 ^°C	48 ^%	1019 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Clear
5:00 PM	27 ^°C	15 ^°C	48 ^%	1019 hPa	16.1 ^km	SE (130°)	7.4 ^km/h	Scattered Clouds
5:20 PM	27 ^°C	14 ^°C	45 ^%	1019 hPa	16.1 ^km	East (100°)	7.4 ^km/h	Clear
5:40 PM	26 ^°C	13 ^°C	44 ^%	1019 hPa	16.1 ^km	ESE (120°)	9.3 ^km/h	Clear
6:00 PM	26 ^°C	13 ^°C	44 ^%	1018.6 hPa	16.1 ^km	ESE (110°)	11.1 ^km/h	Clear
6:20 PM	25 ^°C	13 ^°C	47 ^%	1018.3 hPa	16.1 ^km	ESE (120°)	7.4 ^km/h	Clear
6:40 PM	25 ^°C	14 ^°C	50 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
7:00 PM	23 ^°C	15 ^°C	61 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
7:20 PM	21 ^°C	16 ^°C	73 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
7:40 PM	21 ^°C	16 ^°C	73 ^%	1018.3 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Clear
8:00 PM	20 ^°C	16 ^°C	78 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
8:20 PM	20 ^°C	16 ^°C	78 ^%	1017.9 hPa	16.1 ^km	Calm		Clear
8:40 PM	20 ^°C	16 ^°C	78 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
9:00 PM	20 ^°C	16 ^°C	78 ^%	1017.9 hPa	16.1 ^km	SE (130°)	5.6 ^km/h	Clear
9:20 PM	21 ^°C	16 ^°C	73 ^%	1017.6 hPa	16.1 ^km	Calm		Clear
9:40 PM	21 ^°C	16 ^°C	73 ^%	1017.6 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h	Clear
10:00 PM	20 ^°C	17 ^°C	83 ^%	1017.3 hPa	16.1 ^km	Calm		Clear
10:20 PM	20 ^°C	17 ^°C	83 ^%	1017.6 hPa	16.1 ^km	Calm		Clear
10:40 PM	18 ^°C	17 ^°C	94 ^%	1017.6 hPa	16.1 ^km	Calm		Clear
11:00 PM	18 ^°C	17 ^°C	94 ^%	1017.9 hPa	16.1 ^km	Calm		Clear
11:20 PM	18 ^°C	17 ^°C	94 ^%	1017.9 hPa	16.1 ^km	Calm		Clear
11:40 PM	18 ^°C	17 ^°C	94 ^%	1017.9 hPa	16.1 ^km	Calm		Clear

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