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 - APRIL 25, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	54.9 ^°F	62.6 ^°F (12:55 pm)	48.2 ^°F (10:15 pm)
Dewpoint	49.6 ^°F	55.4 ^°F (12:15 am)	42.8 ^°F (11:15 pm)
Humidity	83.7 ^%	100 ^% (12:15 am)	59 ^% (3:15 pm)
Barometer	29.97 ⁱⁿ	30.08 ⁱⁿ (11:55 pm)	29.90 ⁱⁿ (1:55 am)
Wind Speed	9.8 ^mph	16.1 ^mph (2:55 am)
Wind Gust		26.5 ^mph (1:15 am)

Weather Element	Average
Visibility	9.3 ^mi
Wind Direction	W (267.2 °)

Weather Element	Total
Precipitation	0.37 ⁱⁿ
Heating Degree Days	9.6 (Base 65)
Growing Degree Days	5.4 (Base 50)

Averaged from 71 records on April 25, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - APRIL 25, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Conditions
12:15 AM	55.4 ^°F	55.4 ^°F	100 ^%	29.92 ⁱⁿ	5.0 ^mi	WSW (250°)	10.4 ^mph	18.4 ^mph	0.04 ⁱⁿ	Overcast
12:35 AM	55.4 ^°F	55.4 ^°F	100 ^%	29.91 ⁱⁿ	5.0 ^mi	WSW (250°)	13.8 ^mph	21.9 ^mph	0.09 ⁱⁿ	Overcast
12:55 AM	55.4 ^°F	55.4 ^°F	100 ^%	29.91 ⁱⁿ	4.0 ^mi	West (260°)	15.0 ^mph	18.4 ^mph	0.16 ⁱⁿ	Overcast
1:15 AM	55.4 ^°F	55.4 ^°F	100 ^%	29.91 ⁱⁿ	5.0 ^mi	West (270°)	13.8 ^mph	26.5 ^mph	0.02 ⁱⁿ	Overcast
1:35 AM	55.4 ^°F	53.6 ^°F	94 ^%	29.91 ⁱⁿ	9.0 ^mi	West (270°)	12.7 ^mph		0.03 ⁱⁿ	Overcast
1:55 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	9.0 ^mi	West (270°)	13.8 ^mph	18.4 ^mph	0.03 ⁱⁿ	Overcast
2:15 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	3.0 ^mi	West (280°)	9.2 ^mph	17.3 ^mph		Overcast
2:35 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	4.0 ^mi	West (270°)	13.8 ^mph	18.4 ^mph		Overcast
2:55 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	10.0 ^mi	West (280°)	16.1 ^mph	19.6 ^mph		Overcast
3:15 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	10.0 ^mi	West (280°)	9.2 ^mph	17.3 ^mph		Overcast
3:35 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	10.0 ^mi	WNW (290°)	11.5 ^mph	17.3 ^mph		Overcast
3:55 AM	53.6 ^°F	53.6 ^°F	100 ^%	29.90 ⁱⁿ	10.0 ^mi	WNW (290°)	9.2 ^mph	16.1 ^mph		Overcast
4:15 AM	53.6 ^°F	51.8 ^°F	94 ^%	29.91 ⁱⁿ	10.0 ^mi	West (280°)	8.1 ^mph	16.1 ^mph		Overcast
4:35 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.91 ⁱⁿ	10.0 ^mi	WNW (290°)	8.1 ^mph			Overcast
4:55 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.91 ⁱⁿ	10.0 ^mi	WNW (290°)	6.9 ^mph			Overcast
5:15 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.91 ⁱⁿ	10.0 ^mi	Calm				Overcast
5:35 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.91 ⁱⁿ	10.0 ^mi	Calm				Overcast
5:55 AM	51.8 ^°F	51.8 ^°F	100 ^%	29.92 ⁱⁿ	10.0 ^mi	West (280°)	8.1 ^mph			Overcast
6:15 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.92 ⁱⁿ	10.0 ^mi	West (270°)	8.1 ^mph			Overcast
6:35 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.92 ⁱⁿ	10.0 ^mi	West (280°)	11.5 ^mph			Overcast
6:55 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.92 ⁱⁿ	5.0 ^mi	West (270°)	12.7 ^mph			Overcast
7:15 AM	50.0 ^°F	48.2 ^°F	94 ^%	29.93 ⁱⁿ	5.0 ^mi	West (260°)	9.2 ^mph			Overcast
7:35 AM	50.0 ^°F	50.0 ^°F	100 ^%	29.94 ⁱⁿ	9.0 ^mi	West (270°)	9.2 ^mph			Overcast
7:55 AM	50.0 ^°F	48.2 ^°F	94 ^%	29.95 ⁱⁿ	10.0 ^mi	West (270°)	8.1 ^mph			Overcast
8:15 AM	50.0 ^°F	48.2 ^°F	94 ^%	29.96 ⁱⁿ	10.0 ^mi	West (270°)	8.1 ^mph			Overcast
8:35 AM	50.0 ^°F	50.0 ^°F	100 ^%	29.96 ⁱⁿ	10.0 ^mi	West (260°)	9.2 ^mph			Overcast
8:55 AM	50.0 ^°F	50.0 ^°F	100 ^%	29.97 ⁱⁿ	10.0 ^mi	WSW (250°)	10.4 ^mph			Overcast
9:15 AM	50.0 ^°F	50.0 ^°F	100 ^%	29.97 ⁱⁿ	10.0 ^mi	WSW (250°)	9.2 ^mph			Overcast
9:35 AM	51.8 ^°F	50.0 ^°F	94 ^%	29.97 ⁱⁿ	10.0 ^mi	WNW (290°)	5.8 ^mph			Overcast
9:55 AM	53.6 ^°F	50.0 ^°F	88 ^%	29.97 ⁱⁿ	10.0 ^mi	NW (310°)	5.8 ^mph			Overcast
10:15 AM	55.4 ^°F	50.0 ^°F	82 ^%	29.98 ⁱⁿ	10.0 ^mi	WNW (300°)	3.5 ^mph			Overcast
10:35 AM	55.4 ^°F	51.8 ^°F	88 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	5.8 ^mph			Overcast
10:55 AM	57.2 ^°F	51.8 ^°F	82 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	5.8 ^mph			Overcast
11:15 AM	59.0 ^°F	53.6 ^°F	82 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	9.2 ^mph			Mostly Cloudy
11:35 AM	59.0 ^°F	53.6 ^°F	82 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	11.5 ^mph			Scattered Clouds
11:55 AM	59.0 ^°F	53.6 ^°F	82 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	12.7 ^mph			Scattered Clouds
12:15 PM	60.8 ^°F	51.8 ^°F	72 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	10.4 ^mph			Partly Cloudy
12:35 PM	60.8 ^°F	51.8 ^°F	72 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	9.2 ^mph			Partly Cloudy
12:55 PM	62.6 ^°F	51.8 ^°F	68 ^%	29.99 ⁱⁿ	10.0 ^mi	WNW (290°)	6.9 ^mph			Partly Cloudy
1:15 PM	62.6 ^°F	51.8 ^°F	68 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	11.5 ^mph	16.1 ^mph		Partly Cloudy
1:35 PM	62.6 ^°F	51.8 ^°F	68 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	10.4 ^mph			Partly Cloudy
1:55 PM	62.6 ^°F	51.8 ^°F	68 ^%	29.99 ⁱⁿ	10.0 ^mi	West (280°)	11.5 ^mph			Clear
2:15 PM	62.6 ^°F	50.0 ^°F	63 ^%	30.00 ⁱⁿ	10.0 ^mi	WSW (250°)	12.7 ^mph			Clear
2:35 PM	62.6 ^°F	50.0 ^°F	63 ^%	29.99 ⁱⁿ	10.0 ^mi	West (280°)	15.0 ^mph	19.6 ^mph		Clear
2:55 PM	62.6 ^°F	50.0 ^°F	63 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	15.0 ^mph	21.9 ^mph		Clear
3:15 PM	62.6 ^°F	48.2 ^°F	59 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	13.8 ^mph	21.9 ^mph		Clear
3:35 PM	62.6 ^°F	50.0 ^°F	63 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	12.7 ^mph	21.9 ^mph		Clear
3:55 PM	60.8 ^°F	50.0 ^°F	68 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (240°)	10.4 ^mph	17.3 ^mph		Clear
4:15 PM	60.8 ^°F	48.2 ^°F	63 ^%	29.99 ⁱⁿ	10.0 ^mi	WSW (250°)	12.7 ^mph	20.7 ^mph		Clear
4:35 PM	59.0 ^°F	48.2 ^°F	67 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	8.1 ^mph	19.6 ^mph		Clear
4:55 PM	59.0 ^°F	48.2 ^°F	67 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	10.4 ^mph	20.7 ^mph		Clear
5:15 PM	59.0 ^°F	48.2 ^°F	67 ^%	29.99 ⁱⁿ	10.0 ^mi	West (280°)	12.7 ^mph	21.9 ^mph		Clear
5:35 PM	59.0 ^°F	48.2 ^°F	67 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	11.5 ^mph	16.1 ^mph		Clear
5:55 PM	59.0 ^°F	48.2 ^°F	67 ^%	29.99 ⁱⁿ	10.0 ^mi	West (270°)	11.5 ^mph			Clear
6:15 PM	57.2 ^°F	48.2 ^°F	72 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	13.8 ^mph	18.4 ^mph		Clear
6:35 PM	57.2 ^°F	46.4 ^°F	67 ^%	30.00 ⁱⁿ	10.0 ^mi	West (270°)	15.0 ^mph	25.3 ^mph		Clear
6:55 PM	55.4 ^°F	46.4 ^°F	72 ^%	30.00 ⁱⁿ	10.0 ^mi	West (280°)	10.4 ^mph			Clear
7:15 PM	55.4 ^°F	46.4 ^°F	72 ^%	30.01 ⁱⁿ	10.0 ^mi	WNW (290°)	13.8 ^mph	19.6 ^mph		Clear
7:35 PM	53.6 ^°F	46.4 ^°F	77 ^%	30.01 ⁱⁿ	10.0 ^mi	West (280°)	12.7 ^mph			Clear
7:55 PM	53.6 ^°F	44.6 ^°F	72 ^%	30.01 ⁱⁿ	10.0 ^mi	WNW (290°)	8.1 ^mph	18.4 ^mph		Clear
8:35 PM	51.8 ^°F	44.6 ^°F	76 ^%	30.03 ⁱⁿ	10.0 ^mi	WNW (300°)	8.1 ^mph			Partly Cloudy
8:55 PM	50.0 ^°F	44.6 ^°F	82 ^%	30.04 ⁱⁿ	10.0 ^mi	WNW (300°)	11.5 ^mph	16.1 ^mph		Scattered Clouds
9:15 PM	50.0 ^°F	44.6 ^°F	82 ^%	30.05 ⁱⁿ	10.0 ^mi	NW (310°)	4.6 ^mph			Partly Cloudy
9:35 PM	50.0 ^°F	44.6 ^°F	82 ^%	30.06 ⁱⁿ	10.0 ^mi	WNW (300°)	6.9 ^mph			Partly Cloudy
9:55 PM	50.0 ^°F	44.6 ^°F	82 ^%	30.07 ⁱⁿ	10.0 ^mi	NW (310°)	6.9 ^mph			Partly Cloudy
10:15 PM	48.2 ^°F	44.6 ^°F	87 ^%	30.07 ⁱⁿ	10.0 ^mi	NW (310°)	3.5 ^mph			Scattered Clouds
10:35 PM	48.2 ^°F	44.6 ^°F	87 ^%	30.07 ⁱⁿ	10.0 ^mi	WNW (290°)	9.2 ^mph			Scattered Clouds
10:55 PM	48.2 ^°F	44.6 ^°F	87 ^%	30.07 ⁱⁿ	10.0 ^mi	WNW (290°)	10.4 ^mph			Partly Cloudy
11:15 PM	48.2 ^°F	42.8 ^°F	82 ^%	30.07 ⁱⁿ	10.0 ^mi	WNW (290°)	10.4 ^mph			Partly Cloudy
11:35 PM	48.2 ^°F	42.8 ^°F	82 ^%	30.07 ⁱⁿ	10.0 ^mi	WNW (300°)	6.9 ^mph	16.1 ^mph		Partly Cloudy
11:55 PM	48.2 ^°F	42.8 ^°F	82 ^%	30.08 ⁱⁿ	10.0 ^mi	NW (310°)	3.5 ^mph			Partly Cloudy

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