SAN MATEO, CALIFORNIA

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Elevation: 1 foot Latitude: 37 37N Longitude: 122 23W

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Number of Records: 201,089; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - DECEMBER 18, 2014

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	55.4 ^°F	59 ^°F (2:56 pm)	51.8 ^°F (3:48 am)
Dewpoint	52.1 ^°F	55 ^°F (7:56 pm)	50 ^°F (6:56 am)
Humidity	88.9 ^%	100 ^% (3:48 am)	78 ^% (4:56 pm)
Barometer	30.12 ⁱⁿ	30.19 ⁱⁿ (10:56 am)	30.06 ⁱⁿ (12:56 am)
Wind Speed	2.8 ^mph	8.1 ^mph (2:56 am)

Weather Element	Average
Visibility	9.8 ^mi
Wind Direction	ENE (77.8 °)

Weather Element	Total
Precipitation	0.03 ⁱⁿ
Heating Degree Days	9.6 (Base 65)
Growing Degree Days	5.4 (Base 50)

Averaged from 27 records on December 18, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - DECEMBER 18, 2014

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
12:56 AM	53.1 ^°F	51.1 ^°F	93 ^%	30.06 ⁱⁿ	8.0 ^mi	SSE (150°)	6.9 ^mph	0.01 ⁱⁿ		Overcast
1:56 AM	52.0 ^°F	51.1 ^°F	97 ^%	30.06 ⁱⁿ	10.0 ^mi	Calm		0.00 ⁱⁿ		Overcast
2:11 AM	53.6 ^°F	51.8 ^°F	94 ^%	30.07 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
2:56 AM	53.1 ^°F	51.1 ^°F	93 ^%	30.06 ⁱⁿ	10.0 ^mi	SE (140°)	8.1 ^mph			Mostly Cloudy
3:20 AM	53.6 ^°F	51.8 ^°F	94 ^%	30.07 ⁱⁿ	6.0 ^mi	SSE (150°)	3.5 ^mph	0.00 ⁱⁿ	Rain	Rain
3:48 AM	51.8 ^°F	51.8 ^°F	100 ^%	30.07 ⁱⁿ	10.0 ^mi	Calm		0.01 ⁱⁿ		Overcast
3:56 AM	52.0 ^°F	51.1 ^°F	97 ^%	30.07 ⁱⁿ	10.0 ^mi	SE (130°)	3.5 ^mph	0.01 ⁱⁿ		Overcast
4:56 AM	52.0 ^°F	51.1 ^°F	97 ^%	30.08 ⁱⁿ	10.0 ^mi	SSW (210°)	3.5 ^mph			Overcast
5:56 AM	53.1 ^°F	51.1 ^°F	93 ^%	30.10 ⁱⁿ	10.0 ^mi	ESE (120°)	4.6 ^mph	0.00 ⁱⁿ		Overcast
6:56 AM	53.1 ^°F	50.0 ^°F	89 ^%	30.11 ⁱⁿ	10.0 ^mi	ESE (110°)	5.8 ^mph			Overcast
7:56 AM	53.1 ^°F	50.0 ^°F	89 ^%	30.13 ⁱⁿ	10.0 ^mi	SSE (160°)	4.6 ^mph			Mostly Cloudy
8:56 AM	54.0 ^°F	51.1 ^°F	90 ^%	30.14 ⁱⁿ	10.0 ^mi	ESE (120°)	3.5 ^mph			Mostly Cloudy
9:56 AM	55.0 ^°F	51.1 ^°F	86 ^%	30.17 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
10:56 AM	55.9 ^°F	51.1 ^°F	84 ^%	30.19 ⁱⁿ	10.0 ^mi	Calm				Overcast
11:56 AM	57.0 ^°F	52.0 ^°F	83 ^%	30.16 ⁱⁿ	10.0 ^mi	East (90°)	3.5 ^mph			Mostly Cloudy
12:56 PM	57.9 ^°F	53.1 ^°F	84 ^%	30.15 ⁱⁿ	10.0 ^mi	East (90°)	3.5 ^mph			Mostly Cloudy
1:56 PM	57.9 ^°F	54.0 ^°F	87 ^%	30.13 ⁱⁿ	10.0 ^mi	East (90°)	4.6 ^mph			Mostly Cloudy
2:56 PM	59.0 ^°F	54.0 ^°F	83 ^%	30.13 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
3:56 PM	59.0 ^°F	54.0 ^°F	83 ^%	30.13 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
4:56 PM	59.0 ^°F	52.0 ^°F	78 ^%	30.14 ⁱⁿ	10.0 ^mi	Calm				Overcast
5:56 PM	59.0 ^°F	52.0 ^°F	78 ^%	30.14 ⁱⁿ	10.0 ^mi	SSE (160°)	4.6 ^mph			Mostly Cloudy
6:56 PM	57.9 ^°F	54.0 ^°F	87 ^%	30.14 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
7:56 PM	57.0 ^°F	55.0 ^°F	93 ^%	30.15 ⁱⁿ	10.0 ^mi	East (90°)	4.6 ^mph			Mostly Cloudy
8:56 PM	55.9 ^°F	54.0 ^°F	93 ^%	30.15 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
9:56 PM	57.0 ^°F	54.0 ^°F	89 ^%	30.17 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
10:56 PM	57.0 ^°F	52.0 ^°F	83 ^%	30.17 ⁱⁿ	10.0 ^mi	SE (140°)	3.5 ^mph			Mostly Cloudy
11:56 PM	57.0 ^°F	52.0 ^°F	83 ^%	30.17 ⁱⁿ	10.0 ^mi	SSE (150°)	8.1 ^mph			Mostly Cloudy

Hourly data recorded from KSFO, located miles away from San Mateo, California