Weather History for Half Moon Bay, CA

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Thursday, May 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F -  
Max Temperature 55 °F 60 °F 59 °F (2014)
Min Temperature 51 °F 46 °F 41 °F (2012)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 83    
Maximum Humidity 88    
Minimum Humidity 77    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 10 mph (NNW)    
Max Wind Speed 15 mph    
Max Gust Speed 17 mph    
Visibility 9 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 09, 2013 Rise Set
Actual Time 6:05 AM PDT 8:07 PM PDT
Civil Twilight 5:37 AM PDT 8:36 PM PDT
Nautical Twilight 5:02 AM PDT 9:11 PM PDT
Astronomical Twilight 4:24 AM PDT 9:49 PM PDT
Moon 5:53 AM PDT (5/9) 8:07 PM PDT (5/9)
Length of Visible Light 14h 59m
Length of Day
14h 01m
Waning Crescent, 0% of the Moon is Illuminated
May 9
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 53.6 °F 48.2 °F 82% 30.18 in 10.0 mi North 10.4 mph - N/A   Overcast
12:35 AM 53.6 °F 48.2 °F 82% 30.18 in 10.0 mi North 9.2 mph - N/A   Overcast
12:55 AM 53.6 °F 48.2 °F 82% 30.18 in 10.0 mi North 10.4 mph - N/A   Overcast
1:15 AM 53.6 °F 48.2 °F 82% 30.18 in 10.0 mi North 6.9 mph - N/A   Overcast
1:35 AM 53.6 °F 48.2 °F 82% 30.18 in 9.0 mi North 8.1 mph - N/A   Overcast
1:55 AM 53.6 °F 48.2 °F 82% 30.17 in 10.0 mi North 9.2 mph - N/A   Overcast
2:15 AM 53.6 °F 48.2 °F 82% 30.17 in 10.0 mi North 10.4 mph - N/A   Overcast
2:35 AM 53.6 °F 48.2 °F 82% 30.17 in 10.0 mi NNW 11.5 mph 17.3 mph N/A   Overcast
2:55 AM 53.6 °F 48.2 °F 82% 30.16 in 10.0 mi NNW 8.1 mph - N/A   Overcast
3:15 AM 53.6 °F 48.2 °F 82% 30.16 in 10.0 mi NNW 10.4 mph - N/A   Overcast
3:35 AM 51.8 °F 48.2 °F 88% 30.16 in 9.0 mi NNW 8.1 mph - N/A   Overcast
3:55 AM 51.8 °F 48.2 °F 88% 30.16 in 9.0 mi NNW 9.2 mph - N/A   Overcast
4:15 AM 51.8 °F 48.2 °F 88% 30.16 in 9.0 mi NNW 11.5 mph - N/A   Overcast
4:35 AM 51.8 °F 48.2 °F 88% 30.16 in 9.0 mi NNW 9.2 mph - N/A   Overcast
4:55 AM 51.8 °F 48.2 °F 88% 30.15 in 8.0 mi NNW 10.4 mph - N/A   Overcast
5:15 AM 51.8 °F 48.2 °F 88% 30.15 in 10.0 mi NW 11.5 mph - N/A   Overcast
5:35 AM 51.8 °F 48.2 °F 88% 30.15 in 9.0 mi NNW 11.5 mph - N/A   Overcast
5:55 AM 51.8 °F 48.2 °F 88% 30.15 in 9.0 mi NNW 11.5 mph - N/A   Overcast
6:15 AM 51.8 °F 48.2 °F 88% 30.15 in 9.0 mi NNW 8.1 mph - N/A   Overcast
6:35 AM 51.8 °F 48.2 °F 88% 30.16 in 8.0 mi North 8.1 mph - N/A   Overcast
6:55 AM 51.8 °F 48.2 °F 88% 30.17 in 8.0 mi NNW 9.2 mph - N/A   Overcast
7:15 AM 51.8 °F 48.2 °F 88% 30.17 in 8.0 mi North 6.9 mph - N/A   Overcast
7:35 AM 51.8 °F 48.2 °F 88% 30.18 in 8.0 mi NNW 8.1 mph - N/A   Overcast
7:55 AM 51.8 °F 48.2 °F 88% 30.18 in 8.0 mi NNW 6.9 mph - N/A   Overcast
8:35 AM 51.8 °F 48.2 °F 88% 30.19 in 9.0 mi NW 8.1 mph - N/A   Overcast
8:55 AM 53.6 °F 48.2 °F 82% 30.20 in 9.0 mi NW 9.2 mph - N/A   Overcast
9:15 AM 53.6 °F 48.2 °F 82% 30.20 in 9.0 mi NNW 8.1 mph - N/A   Overcast
9:35 AM 53.6 °F 48.2 °F 82% 30.20 in 9.0 mi NW 6.9 mph - N/A   Overcast
10:15 AM 53.6 °F 48.2 °F 82% 30.21 in 9.0 mi NNW 8.1 mph - N/A   Overcast
10:35 AM 53.6 °F 48.2 °F 82% 30.21 in 8.0 mi NW 8.1 mph - N/A   Overcast
10:55 AM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi NW 8.1 mph - N/A   Overcast
11:15 AM 53.6 °F 48.2 °F 82% 30.21 in 8.0 mi NW 10.4 mph - N/A   Overcast
11:35 AM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi NW 10.4 mph - N/A   Overcast
11:55 AM 53.6 °F 48.2 °F 82% 30.21 in 9.0 mi NNW 10.4 mph - N/A   Overcast
12:15 PM 55.4 °F 48.2 °F 77% 30.20 in 9.0 mi NNW 11.5 mph - N/A   Overcast
12:35 PM 55.4 °F 48.2 °F 77% 30.21 in 9.0 mi North 9.2 mph - N/A   Overcast
12:55 PM 55.4 °F 48.2 °F 77% 30.21 in 9.0 mi NNW 11.5 mph - N/A   Overcast
1:15 PM 55.4 °F 48.2 °F 77% 30.21 in 10.0 mi NNW 10.4 mph - N/A   Overcast
1:35 PM 55.4 °F 50.0 °F 82% 30.21 in 10.0 mi NNW 11.5 mph - N/A   Overcast
1:55 PM 55.4 °F 48.2 °F 77% 30.21 in 9.0 mi NNW 12.7 mph - N/A   Overcast
2:15 PM 55.4 °F 48.2 °F 77% 30.21 in 10.0 mi NNW 11.5 mph - N/A   Overcast
2:35 PM 55.4 °F 50.0 °F 82% 30.21 in 10.0 mi NW 12.7 mph - N/A   Overcast
2:55 PM 55.4 °F 50.0 °F 82% 30.20 in 9.0 mi NNW 11.5 mph - N/A   Overcast
3:15 PM 55.4 °F 50.0 °F 82% 30.20 in 9.0 mi NW 12.7 mph - N/A   Overcast
3:35 PM 55.4 °F 48.2 °F 77% 30.19 in 9.0 mi NNW 12.7 mph - N/A   Overcast
3:55 PM 55.4 °F 48.2 °F 77% 30.18 in 9.0 mi NNW 10.4 mph - N/A   Overcast
4:15 PM 55.4 °F 50.0 °F 82% 30.18 in 10.0 mi NNW 10.4 mph - N/A   Overcast
4:35 PM 55.4 °F 50.0 °F 82% 30.17 in 9.0 mi NW 10.4 mph - N/A   Overcast
4:55 PM 55.4 °F 50.0 °F 82% 30.16 in 8.0 mi NNW 10.4 mph - N/A   Overcast
5:15 PM 53.6 °F 48.2 °F 82% 30.16 in 10.0 mi NNW 11.5 mph - N/A   Overcast
5:35 PM 53.6 °F 48.2 °F 82% 30.16 in 9.0 mi NNW 12.7 mph - N/A   Overcast
5:55 PM 53.6 °F 48.2 °F 82% 30.16 in 9.0 mi North 11.5 mph - N/A   Overcast
6:15 PM 53.6 °F 48.2 °F 82% 30.16 in 10.0 mi NNW 11.5 mph - N/A   Overcast
6:35 PM 53.6 °F 48.2 °F 82% 30.17 in 8.0 mi North 9.2 mph - N/A   Overcast
6:55 PM 53.6 °F 48.2 °F 82% 30.17 in 9.0 mi NNW 10.4 mph - N/A   Overcast
7:15 PM 53.6 °F 48.2 °F 82% 30.18 in 9.0 mi NNW 10.4 mph - N/A   Overcast
7:35 PM 53.6 °F 48.2 °F 82% 30.18 in 8.0 mi NW 15.0 mph - N/A   Overcast
7:55 PM 53.6 °F 48.2 °F 82% 30.19 in 8.0 mi NNW 11.5 mph - N/A   Overcast
8:15 PM 53.6 °F 48.2 °F 82% 30.19 in 9.0 mi NNW 9.2 mph 16.1 mph N/A   Overcast
8:55 PM 53.6 °F 48.2 °F 82% 30.20 in 8.0 mi NNW 11.5 mph - N/A   Overcast
9:15 PM 53.6 °F 48.2 °F 82% 30.21 in 10.0 mi North 9.2 mph - N/A   Overcast
9:35 PM 53.6 °F 48.2 °F 82% 30.21 in 9.0 mi NNW 12.7 mph - N/A   Overcast
10:15 PM 53.6 °F 48.2 °F 82% 30.22 in 9.0 mi NNW 10.4 mph - N/A   Overcast
11:15 PM 51.8 °F 48.2 °F 88% 30.22 in 9.0 mi NW 11.5 mph - N/A   Overcast
11:35 PM 51.8 °F 48.2 °F 88% 30.22 in 8.0 mi NNW 9.2 mph - N/A   Overcast
11:55 PM 51.8 °F 48.2 °F 88% 30.22 in 10.0 mi NNW 10.4 mph - N/A   Overcast