MCDONALD OBSERVATORY, TEXAS

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Elevation: 1756 meters Latitude: 30 32N Longitude: 104 08W

WEATHER

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Number of Records: 490,191; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 4 JULY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-17.1 ^°C	26 ^°C (2:55 pm)	(12:15 am)
Dewpoint	-17.3 ^°C	13 ^°C (2:55 pm)	(7:00 pm)
Humidity	44 ^%	44 ^% (2:55 pm)	44 ^% (2:55 pm)
Barometer	1020 ^hPa	1021 hPa (9:55 am)	1018.3 hPa (4:55 pm)
Wind Speed	8.5 ^km/h	27.8 ^km/h (3:55 pm)
Wind Gust		38.9 ^km/h (2:55 pm)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	ESE (114.7 °)

Weather Element	Total
Precipitation	3.81 ^mm
Heating Degree Days	14.2 (Base 18.3)

Averaged from 68 records on 4 July, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 4 JULY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:15 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	ESE (120°)	16.7 ^km/h				Clear
12:35 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	ESE (110°)	9.3 ^km/h				Clear
12:55 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	East (100°)	13 ^km/h				Clear
1:15 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h				Clear
1:35 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	East (100°)	7.4 ^km/h				Clear
1:55 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	Calm					Clear
2:15 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	ENE (70°)	7.4 ^km/h				Clear
2:35 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	Calm					Clear
2:55 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	NNW (330°)	5.6 ^km/h				Clear
3:15 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	Calm					Clear
3:35 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	Calm					Clear
3:55 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	North (350°)	7.4 ^km/h				Clear
4:15 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	North (360°)	7.4 ^km/h				Clear
4:35 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	NNE (30°)	5.6 ^km/h				Clear
4:55 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	Calm					Clear
5:15 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	Calm					Clear
5:35 AM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	Calm					Clear
5:55 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	North (10°)	7.4 ^km/h				Clear
6:15 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	ENE (60°)	5.6 ^km/h				Clear
6:35 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	Calm					Clear
6:55 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	Calm					Clear
7:15 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	Calm					Clear
7:35 AM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	Calm					Clear
7:55 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	Calm					Clear
8:15 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	Calm					Clear
8:35 AM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	Calm					Clear
8:55 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	SW (230°)	5.6 ^km/h				Clear
9:15 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	South (180°)	5.6 ^km/h				Clear
9:35 AM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	West (260°)	5.6 ^km/h				Clear
9:55 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	Calm					Clear
10:15 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h				Clear
10:35 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	West (270°)	7.4 ^km/h				Clear
10:55 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	South (190°)	7.4 ^km/h				Scattered Clouds
11:15 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	11.3 ^km	ESE (120°)	7.4 ^km/h				Mostly Cloudy
11:35 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	SSW (200°)	5.6 ^km/h				Mostly Cloudy
11:55 AM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	SSW (210°)	7.4 ^km/h				Mostly Cloudy
12:15 PM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h				Scattered Clouds
12:35 PM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	SW (230°)	7.4 ^km/h				Mostly Cloudy
12:55 PM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	South (190°)	9.3 ^km/h				Overcast
1:15 PM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	East (80°)	7.4 ^km/h				Mostly Cloudy
1:35 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	8 ^km	SE (130°)	9.3 ^km/h				Mostly Cloudy
1:55 PM	-17.8 ^°C	-17.8 ^°C		1019.3 hPa	16.1 ^km	ESE (120°)	13 ^km/h				Mostly Cloudy
2:15 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	South (170°)	11.1 ^km/h				Overcast
2:35 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	South (170°)	7.4 ^km/h	25.9 ^km/h		Thunderstorm	Thunderstorm
2:55 PM	26 ^°C	13 ^°C	44 ^%	1019.6 hPa	11.3 ^km	ENE (60°)	13 ^km/h	38.9 ^km/h		Thunderstorm	Thunderstorm
3:15 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	South (180°)	14.8 ^km/h				Scattered Clouds
3:35 PM	-17.8 ^°C	-17.8 ^°C		1019.3 hPa	16.1 ^km	South (170°)	9.3 ^km/h			Thunderstorm	Thunderstorm
3:55 PM	-17.8 ^°C	-17.8 ^°C		1019.3 hPa	16.1 ^km	East (100°)	27.8 ^km/h	33.3 ^km/h		Thunderstorm	Mostly Cloudy
4:15 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	12.9 ^km	ESE (120°)	16.7 ^km/h		1.27 mm	Thunderstorm	Mostly Cloudy
4:35 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	East (100°)	16.7 ^km/h		1.27 mm	Thunderstorm	Mostly Cloudy
4:55 PM	-17.8 ^°C	-17.8 ^°C		1018.3 hPa	16.1 ^km	East (100°)	14.8 ^km/h		1.27 mm	Thunderstorm	Partly Cloudy
5:15 PM	-17.8 ^°C	-17.8 ^°C		1018.6 hPa	16.1 ^km	ESE (120°)	14.8 ^km/h				Clear
5:35 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	SE (140°)	16.7 ^km/h				Clear
5:55 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	SE (140°)	14.8 ^km/h				Clear
6:15 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	SSE (150°)	16.7 ^km/h				Clear
6:35 PM	-17.8 ^°C	-17.8 ^°C		1019 hPa	16.1 ^km	SE (140°)	16.7 ^km/h				Partly Cloudy
6:55 PM	-17.8 ^°C	-17.8 ^°C		1018.6 hPa	16.1 ^km	SSE (150°)	16.7 ^km/h				Clear
7:15 PM	-17.8 ^°C	-17.8 ^°C		1018.6 hPa	16.1 ^km	SE (140°)	14.8 ^km/h				Clear
8:55 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	ESE (120°)	16.7 ^km/h				Clear
9:15 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	SE (130°)	16.7 ^km/h				Clear
9:35 PM	-17.8 ^°C	-17.8 ^°C		1019.6 hPa	16.1 ^km	ESE (120°)	11.1 ^km/h				Clear
9:55 PM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	ESE (120°)	14.8 ^km/h				Clear
10:15 PM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	ESE (120°)	14.8 ^km/h				Clear
10:35 PM	-17.8 ^°C	-17.8 ^°C		1020 hPa	16.1 ^km	SE (130°)	16.7 ^km/h				Clear
10:55 PM	-17.8 ^°C	-17.8 ^°C		1020.3 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Clear
11:15 PM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Clear
11:35 PM	-17.8 ^°C	-17.8 ^°C		1020.7 hPa	16.1 ^km	SE (130°)	7.4 ^km/h				Clear
11:55 PM	-17.8 ^°C	-17.8 ^°C		1021 hPa	16.1 ^km	Calm					Clear

Hourly data recorded from KMRF, located 0 kilometers away from McDonald Observatory, Texas