Weather History for Half Moon Bay, CA

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Tuesday, March 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 46 °F -  
Max Temperature 53 °F 60 °F 59 °F (2014)
Min Temperature 39 °F 43 °F 39 °F (2012)
Degree Days  
Heating Degree Days 19    
Moisture  
Dew Point 42 °F    
Average Humidity 81    
Maximum Humidity 93    
Minimum Humidity 67    
Precipitation  
Precipitation 0.12 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 10 mph (South)    
Max Wind Speed 31 mph    
Max Gust Speed 41 mph    
Visibility 8 miles    
Events Rain    
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

Mar. 05, 2013 Rise Set
Actual Time 6:35 AM PST 6:08 PM PST
Civil Twilight 6:09 AM PST 6:34 PM PST
Nautical Twilight 5:38 AM PST 7:04 PM PST
Astronomical Twilight 5:08 AM PST 7:34 PM PST
Moon 1:47 AM PST (3/5) 11:58 AM PST (3/5)
Length of Visible Light 12h 25m
Length of Day
11h 32m
Last Quarter, 39% of the Moon is Illuminated
Mar 5
Last Quarter
Mar 11
New
Mar 19
First Quarter
Mar 27
Full
Apr 2
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 41.0 °F - 39.2 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
12:35 AM 41.0 °F - 39.2 °F 93% 30.09 in 9.0 mi Calm Calm - N/A   Overcast
12:55 AM 41.0 °F - 39.2 °F 93% 30.08 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
1:15 AM 39.2 °F - 37.4 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:35 AM 39.2 °F - 37.4 °F 93% 30.10 in 9.0 mi Calm Calm - N/A   Overcast
1:55 AM 39.2 °F - 37.4 °F 93% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
2:15 AM 41.0 °F - 39.2 °F 93% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
2:35 AM 41.0 °F - 39.2 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
2:55 AM 41.0 °F - 39.2 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
3:15 AM 44.6 °F 43.1 °F 39.2 °F 81% 30.09 in 10.0 mi East 3.5 mph - N/A   Overcast
3:35 AM 42.8 °F - 39.2 °F 87% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
3:55 AM 44.6 °F - 39.2 °F 81% 30.08 in 7.0 mi Calm Calm - N/A   Overcast
4:35 AM 44.6 °F - 39.2 °F 81% 30.09 in 9.0 mi Calm Calm - N/A   Overcast
4:55 AM 42.8 °F - 39.2 °F 87% 30.09 in 9.0 mi Calm Calm - N/A   Overcast
5:15 AM 42.8 °F 41.1 °F 39.2 °F 87% 30.09 in 10.0 mi SSE 3.5 mph - N/A   Overcast
5:35 AM 44.6 °F 40.7 °F 39.2 °F 81% 30.08 in 7.0 mi SE 6.9 mph - N/A   Overcast
5:55 AM 44.6 °F 40.7 °F 39.2 °F 81% 30.08 in 9.0 mi SE 6.9 mph - N/A   Overcast
6:15 AM 42.8 °F 38.6 °F 39.2 °F 87% 30.08 in 10.0 mi SE 6.9 mph - N/A   Overcast
6:35 AM 42.8 °F 39.3 °F 39.2 °F 87% 30.09 in 10.0 mi SE 5.8 mph - N/A   Overcast
6:55 AM 44.6 °F 40.7 °F 39.2 °F 81% 30.09 in 9.0 mi SE 6.9 mph - N/A   Overcast
7:15 AM 44.6 °F 39.2 °F 39.2 °F 81% 30.09 in 9.0 mi SE 10.4 mph - N/A   Overcast
7:35 AM 46.4 °F 41.1 °F 39.2 °F 76% 30.08 in 9.0 mi SE 11.5 mph - N/A   Overcast
7:55 AM 46.4 °F 41.5 °F 39.2 °F 76% 30.08 in 8.0 mi SSE 10.4 mph - N/A   Overcast
8:15 AM 46.4 °F 41.5 °F 39.2 °F 76% 30.08 in 8.0 mi SSE 10.4 mph - N/A   Overcast
8:35 AM 48.2 °F - 39.2 °F 71% 30.08 in 8.0 mi South 11.5 mph - N/A   Overcast
8:55 AM 48.2 °F - 39.2 °F 71% 30.08 in 9.0 mi South 11.5 mph - N/A   Overcast
9:15 AM 48.2 °F - 41.0 °F 76% 30.08 in 8.0 mi South 11.5 mph - N/A   Overcast
9:35 AM 48.2 °F - 41.0 °F 76% 30.08 in 8.0 mi South 13.8 mph - N/A   Overcast
9:55 AM 50.0 °F - 41.0 °F 71% 30.07 in 9.0 mi South 13.8 mph - N/A   Overcast
10:15 AM 50.0 °F - 41.0 °F 71% 30.07 in 9.0 mi South 16.1 mph 20.7 mph N/A   Overcast
10:35 AM 50.0 °F - 41.0 °F 71% 30.07 in 8.0 mi SSW 13.8 mph 21.9 mph N/A   Overcast
10:55 AM 50.0 °F - 41.0 °F 71% 30.07 in 8.0 mi SSW 15.0 mph 20.7 mph N/A   Overcast
11:15 AM 50.0 °F - 41.0 °F 71% 30.07 in 7.0 mi SSW 17.3 mph 21.9 mph N/A   Overcast
11:35 AM 50.0 °F - 41.0 °F 71% 30.06 in 9.0 mi SSW 15.0 mph 20.7 mph N/A   Overcast
11:55 AM 50.0 °F - 41.0 °F 71% 30.06 in 8.0 mi SSW 17.3 mph 21.9 mph N/A   Overcast
12:15 PM 51.8 °F - 42.8 °F 71% 30.05 in 9.0 mi South 18.4 mph 26.5 mph N/A   Overcast
12:35 PM 51.8 °F - 42.8 °F 71% 30.04 in 9.0 mi South 18.4 mph 23.0 mph N/A   Overcast
12:55 PM 51.8 °F - 42.8 °F 71% 30.03 in 9.0 mi South 19.6 mph 27.6 mph N/A   Overcast
1:15 PM 53.6 °F - 42.8 °F 67% 30.02 in 8.0 mi South 18.4 mph 23.0 mph N/A   Overcast
1:35 PM 51.8 °F - 42.8 °F 71% 30.01 in 9.0 mi South 19.6 mph - N/A   Overcast
1:55 PM 53.6 °F - 42.8 °F 67% 30.00 in 10.0 mi South 18.4 mph 23.0 mph N/A   Overcast
2:15 PM 53.6 °F - 42.8 °F 67% 30.00 in 10.0 mi South 18.4 mph 23.0 mph N/A   Overcast
2:35 PM 53.6 °F - 42.8 °F 67% 29.98 in 9.0 mi South 19.6 mph - N/A   Overcast
2:55 PM 53.6 °F - 42.8 °F 67% 29.98 in 10.0 mi South 18.4 mph 25.3 mph N/A   Mostly Cloudy
3:15 PM 53.6 °F - 42.8 °F 67% 29.98 in 9.0 mi South 16.1 mph 24.2 mph N/A   Scattered Clouds
3:35 PM 53.6 °F - 44.6 °F 72% 29.97 in 9.0 mi South 18.4 mph 23.0 mph N/A   Mostly Cloudy
3:55 PM 53.6 °F - 42.8 °F 67% 29.97 in 8.0 mi SSW 18.4 mph 24.2 mph N/A   Overcast
4:15 PM 51.8 °F - 44.6 °F 76% 29.96 in 8.0 mi South 18.4 mph 26.5 mph N/A   Overcast
4:35 PM 51.8 °F - 44.6 °F 76% 29.95 in 8.0 mi South 21.9 mph 27.6 mph N/A   Overcast
4:55 PM 50.0 °F - 44.6 °F 82% 29.94 in 8.0 mi South 19.6 mph 28.8 mph N/A   Overcast
5:15 PM 50.0 °F - 44.6 °F 82% 29.94 in 8.0 mi South 18.4 mph 28.8 mph N/A   Overcast
5:35 PM 50.0 °F - 44.6 °F 82% 29.93 in 6.0 mi South 21.9 mph 28.8 mph N/A   Haze
5:55 PM 50.0 °F - 44.6 °F 82% 29.92 in 7.0 mi South 24.2 mph 31.1 mph N/A   Overcast
6:15 PM 50.0 °F - 44.6 °F 82% 29.92 in 7.0 mi South 25.3 mph 34.5 mph N/A   Overcast
6:35 PM 50.0 °F - 44.6 °F 82% 29.91 in 8.0 mi South 24.2 mph 35.7 mph N/A   Overcast
6:55 PM 50.0 °F - 44.6 °F 82% 29.92 in 8.0 mi South 21.9 mph 31.1 mph N/A   Overcast
7:15 PM 50.0 °F - 44.6 °F 82% 29.91 in 9.0 mi South 20.7 mph 31.1 mph N/A   Overcast
7:35 PM 50.0 °F - 44.6 °F 82% 29.90 in 9.0 mi South 27.6 mph 35.7 mph N/A   Overcast
7:55 PM 50.0 °F - 44.6 °F 82% 29.88 in 9.0 mi South 26.5 mph 35.7 mph N/A   Overcast
8:15 PM 50.0 °F - 44.6 °F 82% 29.89 in 8.0 mi South 28.8 mph 36.8 mph N/A   Overcast
8:35 PM 50.0 °F - 44.6 °F 82% 29.88 in 5.0 mi South 27.6 mph 38.0 mph N/A Rain Light Rain
8:55 PM 48.2 °F - 46.4 °F 93% 29.89 in 2.5 mi South 26.5 mph 35.7 mph 0.01 in   Overcast
9:15 PM 48.2 °F - 46.4 °F 93% 29.89 in 2.5 mi South 28.8 mph 35.7 mph 0.01 in   Overcast
9:35 PM 48.2 °F - 46.4 °F 93% 29.89 in 2.0 mi South 27.6 mph 36.8 mph 0.05 in Rain Light Rain
9:55 PM 48.2 °F - 46.4 °F 93% 29.88 in 2.5 mi South 29.9 mph 40.3 mph 0.06 in Rain Light Rain
10:15 PM 48.2 °F - 46.4 °F 93% 29.89 in 2.0 mi South 24.2 mph 41.4 mph N/A Rain Light Rain
10:35 PM 48.2 °F - 46.4 °F 93% 29.88 in 1.0 mi South 31.1 mph 39.1 mph N/A   Overcast
10:55 PM 48.2 °F - 46.4 °F 93% 29.89 in 0.5 mi South 28.8 mph 41.4 mph 0.01 in Rain Light Rain
11:15 PM 48.2 °F - 46.4 °F 93% 29.89 in 0.5 mi South 29.9 mph 40.3 mph 0.01 in Rain Light Rain
11:35 PM 48.2 °F - 46.4 °F 93% 29.89 in 0.8 mi South 27.6 mph 41.4 mph 0.02 in Rain Light Rain
11:55 PM 48.2 °F - 46.4 °F 93% 29.90 in 0.5 mi South 29.9 mph 39.1 mph 0.04 in Rain Light Rain