History for Hayward, CA

Sunday, December 9, 2012 — View Current Conditions

Sunday, December 9, 2012

	Actual	Average	Record
Temperature
Mean Temperature	54 °F	50 °F
Max Temperature	65 °F	58 °F	65 °F (2012)
Min Temperature	43 °F	43 °F	34 °F (2009)
Degree Days
Heating Degree Days	11
Month to date heating degree days	83
Since 1 July heating degree days	511
Cooling Degree Days	0
Month to date cooling degree days	0
Year to date cooling degree days	191
Growing Degree Days	4 (Base 50)
Moisture
Dew Point	42 °F
Average Humidity	66
Maximum Humidity	83
Minimum Humidity	49
Precipitation
Precipitation	0.00 in	-	0.33 in (2006)
Month to date precipitation	1.04
Year to date precipitation	13.27
Since 1 July precipitation	4.15
Sea Level Pressure
Sea Level Pressure	30.17 in
Wind
Wind Speed	2 mph (NNE)
Max Wind Speed	7 mph
Max Gust Speed	9 mph
Visibility	10 miles
Events

T = Trace of Precipitation, MM = Missing Value

Source: NWS Daily Summary

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Local Photos

	December evening Looking north over San Pablo Bay from Richmond Hilltop neighborhood. It is a lovely warm evening.
	Ocean Beach Sunset The high-altitude, whispy clouds seems to radiate from a single point, making for a beautiful sky at sunset on a beautiful December evening. The textur...
	Fading Light The sun sinks into a thin layer of fog above the water on the horizon of the vast Pacific Ocean. I personally like the silhouettes made by the trees an...
	Two Ladybugs Somehow I think they're not twins.

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Astronomy

May. 25, 2013	Rise	Set
Actual Time	7:12 AM PST	4:49 PM PST
Civil Twilight	6:43 AM PST	5:19 PM PST
Nautical Twilight	6:10 AM PST	5:51 PM PST
Astronomical Twilight	5:38 AM PST	6:23 PM PST
Moon	2:54 AM PST (12/9)	1:57 PM PST (12/9)
Length Of Visible Light	10h 35m
Length of Day	9h 37m

Waning Crescent, 17% of the Moon is Illuminated
Dec 9 Waning Crescent	Dec 13 New	Dec 19 First Quarter	Dec 28 Full	Jan 4 Last Quarter

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Hourly Observations

Time (PST)	Temp.	Windchill	Dew Point	Humidity	Pressure	Visibility	Wind Dir	Wind Speed	Gust Speed	Precip	Conditions
12:54 AM	46.0 °F	44.8 °F	41.0 °F	83%	30.12 in	10.0 mi	ENE	3.5 mph	-	N/A	Clear
1:54 AM	45.0 °F	-	39.9 °F	82%	30.14 in	10.0 mi	Calm	Calm	-	N/A	Clear
2:54 AM	45.0 °F	-	39.9 °F	82%	30.14 in	10.0 mi	Calm	Calm	-	N/A	Clear
3:54 AM	44.1 °F	42.5 °F	37.9 °F	79%	30.14 in	10.0 mi	East	3.5 mph	-	N/A	Clear
4:54 AM	44.1 °F	-	37.9 °F	79%	30.15 in	10.0 mi	Calm	Calm	-	N/A	Clear
5:54 AM	44.1 °F	-	37.0 °F	76%	30.16 in	10.0 mi	Calm	Calm	-	N/A	Clear
6:54 AM	44.1 °F	40.1 °F	37.0 °F	76%	30.18 in	10.0 mi	East	6.9 mph	-	N/A	Clear
7:54 AM	45.0 °F	43.5 °F	37.9 °F	76%	30.19 in	10.0 mi	NE	3.5 mph	-	N/A	Clear
8:54 AM	51.1 °F	-	41.0 °F	68%	30.20 in	10.0 mi	Calm	Calm	-	N/A	Clear
9:54 AM	55.9 °F	-	44.1 °F	64%	30.22 in	10.0 mi	Calm	Calm	-	N/A	Clear
10:54 AM	59.0 °F	-	42.1 °F	53%	30.21 in	10.0 mi	West	4.6 mph	-	N/A	Clear
11:54 AM	59.0 °F	-	46.9 °F	64%	30.18 in	10.0 mi	West	6.9 mph	-	N/A	Clear
12:54 PM	59.0 °F	-	46.9 °F	64%	30.15 in	10.0 mi	West	5.8 mph	-	N/A	Clear
1:54 PM	62.1 °F	-	44.1 °F	52%	30.13 in	10.0 mi	West	5.8 mph	-	N/A	Clear
2:54 PM	63.0 °F	-	44.1 °F	50%	30.13 in	10.0 mi	Calm	Calm	-	N/A	Clear
3:54 PM	63.0 °F	-	45.0 °F	52%	30.14 in	10.0 mi	NW	3.5 mph	-	N/A	Clear
4:54 PM	60.1 °F	-	41.0 °F	49%	30.14 in	10.0 mi	Calm	Calm	-	N/A	Clear
5:54 PM	60.1 °F	-	41.0 °F	49%	30.16 in	10.0 mi	ESE	3.5 mph	-	N/A	Clear
6:54 PM	55.0 °F	-	43.0 °F	64%	30.17 in	10.0 mi	Calm	Calm	-	N/A	Clear
7:54 PM	54.0 °F	-	44.1 °F	69%	30.18 in	10.0 mi	Calm	Calm	-	N/A	Clear
8:54 PM	53.1 °F	-	43.0 °F	69%	30.19 in	10.0 mi	NE	3.5 mph	-	N/A	Clear
9:54 PM	51.1 °F	-	43.0 °F	74%	30.20 in	10.0 mi	NNE	4.6 mph	-	N/A	Clear
10:54 PM	48.9 °F	-	42.1 °F	77%	30.21 in	10.0 mi	Calm	Calm	-	N/A	Clear
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