ST. HELENA, CALIFORNIA

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Elevation: 170 feet Latitude: 38 26N Longitude: 122 25W

WEATHER

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Number of Records: 110,348; Date Range: 4/19/11 - 3/22/16

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WEATHER ALMANAC - FEBRUARY 25, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	49.4 ^°F	66.2 ^°F (1:55 pm)	37.4 ^°F (5:35 am)
Dewpoint	44 ^°F	51.8 ^°F (5:35 pm)	37.4 ^°F (5:35 am)
Humidity	85.1 ^%	100 ^% (12:15 am)	35 ^% (2:15 pm)
Barometer	30.23 ⁱⁿ	30.32 ⁱⁿ (1:55 am)	30.10 ⁱⁿ (11:35 pm)
Wind Speed	3.1 ^mph	13.8 ^mph (3:15 pm)
Wind Gust		17.3 ^mph (3:15 pm)

Weather Element	Average
Visibility	6.8 ^mi
Wind Direction	S (181.3 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	13.2 (Base 65)
Growing Degree Days	1.8 (Base 50)

Averaged from 72 records on February 25, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - FEBRUARY 25, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:15 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	6.0 ^mi	NW (310°)	3.5 ^mph		Overcast
12:35 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.31 ⁱⁿ	9.0 ^mi	Calm			Overcast
12:55 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	7.0 ^mi	Calm			Overcast
1:15 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.30 ⁱⁿ	10.0 ^mi	Calm			Overcast
1:35 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.30 ⁱⁿ	10.0 ^mi	Calm			Overcast
1:55 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.32 ⁱⁿ	10.0 ^mi	NNW (330°)	5.8 ^mph		Overcast
2:15 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.32 ⁱⁿ	0.8 ^mi	WNW (300°)	4.6 ^mph		Overcast
2:35 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	3.0 ^mi	Calm			Mostly Cloudy
2:55 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	0.5 ^mi	Calm			Overcast
3:15 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	0.5 ^mi	Calm			Overcast
3:35 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	Calm			Overcast
3:55 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	Calm			Overcast
4:15 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	Calm			Overcast
4:35 AM	42.8 ^°F	42.8 ^°F	100 ^%	30.30 ⁱⁿ	0.2 ^mi	Calm			Overcast
4:55 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.30 ⁱⁿ	0.2 ^mi	North (10°)	3.5 ^mph		Overcast
5:15 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.30 ⁱⁿ	0.2 ^mi	Calm			Overcast
5:35 AM	37.4 ^°F	37.4 ^°F	100 ^%	30.31 ⁱⁿ	0.5 ^mi	Calm			Overcast
5:50 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.31 ⁱⁿ	0.5 ^mi	North (350°)	3.5 ^mph		Overcast
6:15 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	Calm			Overcast
6:35 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	Calm			Overcast
6:55 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.31 ⁱⁿ	0.2 ^mi	North (350°)	4.6 ^mph		Overcast
7:15 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	NNW (340°)	4.6 ^mph		Overcast
7:35 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	NW (320°)	4.6 ^mph		Overcast
7:55 AM	39.2 ^°F	39.2 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	NW (310°)	4.6 ^mph		Overcast
8:15 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	WNW (300°)	4.6 ^mph		Overcast
8:35 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	WNW (290°)	6.9 ^mph		Overcast
8:55 AM	41.0 ^°F	41.0 ^°F	100 ^%	30.32 ⁱⁿ	0.2 ^mi	NNW (330°)	3.5 ^mph		Overcast
9:15 AM	42.8 ^°F	42.8 ^°F	100 ^%	30.32 ⁱⁿ	0.5 ^mi	Calm			Overcast
9:35 AM	44.6 ^°F	44.6 ^°F	100 ^%	30.32 ⁱⁿ	8.0 ^mi	NNW (330°)	4.6 ^mph		Mostly Cloudy
9:55 AM	48.2 ^°F	48.2 ^°F	100 ^%	30.32 ⁱⁿ	10.0 ^mi	WNW (300°)	4.6 ^mph		Partly Cloudy
10:15 AM	50.0 ^°F	50.0 ^°F	100 ^%	30.31 ⁱⁿ	10.0 ^mi	North			Clear
10:35 AM	53.6 ^°F	50.0 ^°F	88 ^%	30.31 ⁱⁿ	10.0 ^mi	WNW (300°)	4.6 ^mph		Clear
10:55 AM	55.4 ^°F	50.0 ^°F	82 ^%	30.30 ⁱⁿ	10.0 ^mi	NW (320°)	3.5 ^mph		Clear
11:15 AM	57.2 ^°F	50.0 ^°F	77 ^%	30.30 ⁱⁿ	10.0 ^mi	Calm			Clear
11:35 AM	59.0 ^°F	48.2 ^°F	67 ^%	30.28 ⁱⁿ	10.0 ^mi	Calm			Clear
11:55 AM	60.8 ^°F	48.2 ^°F	63 ^%	30.28 ⁱⁿ	10.0 ^mi	NNW (330°)	4.6 ^mph		Clear
12:15 PM	62.6 ^°F	46.4 ^°F	55 ^%	30.27 ⁱⁿ	10.0 ^mi	Calm			Clear
12:35 PM	62.6 ^°F	44.6 ^°F	52 ^%	30.25 ⁱⁿ	10.0 ^mi	NW (320°)	3.5 ^mph		Clear
12:55 PM	64.4 ^°F	42.8 ^°F	45 ^%	30.22 ⁱⁿ	10.0 ^mi	West (270°)	6.9 ^mph		Clear
1:15 PM	64.4 ^°F	41.0 ^°F	42 ^%	30.21 ⁱⁿ	10.0 ^mi	WNW (290°)	4.6 ^mph		Clear
1:35 PM	64.4 ^°F	39.2 ^°F	40 ^%	30.20 ⁱⁿ	10.0 ^mi	Calm			Clear
1:55 PM	66.2 ^°F	39.2 ^°F	37 ^%	30.19 ⁱⁿ	10.0 ^mi	WNW (300°)	4.6 ^mph		Clear
2:15 PM	66.2 ^°F	37.4 ^°F	35 ^%	30.17 ⁱⁿ	10.0 ^mi	WNW (300°)	6.9 ^mph		Clear
2:35 PM	66.2 ^°F	48.2 ^°F	52 ^%	30.17 ⁱⁿ	10.0 ^mi	WNW (300°)	10.4 ^mph		Clear
2:55 PM	64.4 ^°F	50.0 ^°F	59 ^%	30.18 ⁱⁿ	10.0 ^mi	WNW (300°)	9.2 ^mph	16.1 ^mph	Clear
3:15 PM	62.6 ^°F	44.6 ^°F	52 ^%	30.18 ⁱⁿ	10.0 ^mi	West (280°)	13.8 ^mph	17.3 ^mph	Clear
3:35 PM	60.8 ^°F	44.6 ^°F	55 ^%	30.17 ⁱⁿ	10.0 ^mi	NW (320°)	6.9 ^mph		Clear
3:55 PM	60.8 ^°F	41.0 ^°F	48 ^%	30.17 ⁱⁿ	10.0 ^mi	West (280°)	10.4 ^mph		Clear
4:15 PM	60.8 ^°F	44.6 ^°F	55 ^%	30.16 ⁱⁿ	10.0 ^mi	NW (320°)	5.8 ^mph		Clear
4:35 PM	60.8 ^°F	46.4 ^°F	59 ^%	30.15 ⁱⁿ	10.0 ^mi	NW (320°)	5.8 ^mph		Clear
4:55 PM	62.6 ^°F	50.0 ^°F	63 ^%	30.13 ⁱⁿ	10.0 ^mi	WNW (300°)	5.8 ^mph		Clear
5:15 PM	60.8 ^°F	50.0 ^°F	68 ^%	30.12 ⁱⁿ	10.0 ^mi	NW (320°)	3.5 ^mph		Clear
5:35 PM	59.0 ^°F	51.8 ^°F	77 ^%	30.12 ⁱⁿ	10.0 ^mi	NW (320°)	3.5 ^mph		Clear
5:55 PM	57.2 ^°F	50.0 ^°F	77 ^%	30.12 ⁱⁿ	10.0 ^mi	NW (320°)	5.8 ^mph		Clear
6:15 PM	55.4 ^°F	50.0 ^°F	82 ^%	30.12 ⁱⁿ	10.0 ^mi	NW (320°)	4.6 ^mph		Clear
6:35 PM	55.4 ^°F	50.0 ^°F	82 ^%	30.13 ⁱⁿ	10.0 ^mi	NW (320°)	4.6 ^mph		Scattered Clouds
6:55 PM	53.6 ^°F	50.0 ^°F	88 ^%	30.13 ⁱⁿ	10.0 ^mi	Calm			Mostly Cloudy
7:15 PM	53.6 ^°F	48.2 ^°F	82 ^%	30.14 ⁱⁿ	10.0 ^mi	NW (310°)	3.5 ^mph		Mostly Cloudy
7:35 PM	51.8 ^°F	48.2 ^°F	88 ^%	30.13 ⁱⁿ	10.0 ^mi	NW (320°)	3.5 ^mph		Mostly Cloudy
7:55 PM	48.2 ^°F	46.4 ^°F	93 ^%	30.12 ⁱⁿ	10.0 ^mi	NNW (340°)	3.5 ^mph		Mostly Cloudy
8:15 PM	48.2 ^°F	46.4 ^°F	93 ^%	30.13 ⁱⁿ	10.0 ^mi	North (360°)	3.5 ^mph		Scattered Clouds
8:35 PM	48.2 ^°F	46.4 ^°F	93 ^%	30.13 ⁱⁿ	10.0 ^mi	North (360°)	3.5 ^mph		Mostly Cloudy
8:55 PM	48.2 ^°F	46.4 ^°F	93 ^%	30.13 ⁱⁿ	9.0 ^mi	Calm			Mostly Cloudy
9:15 PM	46.4 ^°F	46.4 ^°F	100 ^%	30.12 ⁱⁿ	9.0 ^mi	Calm			Overcast
9:35 PM	46.4 ^°F	46.4 ^°F	100 ^%	30.12 ⁱⁿ	9.0 ^mi	Calm			Scattered Clouds
9:55 PM	46.4 ^°F	44.6 ^°F	93 ^%	30.12 ⁱⁿ	9.0 ^mi	North (360°)	3.5 ^mph		Scattered Clouds
10:15 PM	46.4 ^°F	46.4 ^°F	100 ^%	30.13 ⁱⁿ	9.0 ^mi	Calm			Mostly Cloudy
10:35 PM	46.4 ^°F	46.4 ^°F	100 ^%	30.12 ⁱⁿ	9.0 ^mi	NW (310°)	4.6 ^mph		Mostly Cloudy
10:55 PM	44.6 ^°F	44.6 ^°F	100 ^%	30.13 ⁱⁿ	10.0 ^mi	Calm			Partly Cloudy
11:15 PM	44.6 ^°F	42.8 ^°F	93 ^%	30.12 ⁱⁿ	9.0 ^mi	Calm			Mostly Cloudy
11:35 PM	44.6 ^°F	44.6 ^°F	100 ^%	30.10 ⁱⁿ	9.0 ^mi	Calm			Overcast
11:55 PM	42.8 ^°F	42.8 ^°F	100 ^%	30.10 ⁱⁿ	7.0 ^mi	ENE (70°)	3.5 ^mph		Overcast

Hourly data recorded from KO69, located miles away from St. Helena, California