Weather History for Half Moon Bay, CA

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Monday, April 29, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F -  
Max Temperature 62 °F 61 °F 75 °F (2014)
Min Temperature 44 °F 43 °F 44 °F (2013)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 79    
Maximum Humidity 100    
Minimum Humidity 63    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 6 mph (NNW)    
Max Wind Speed 25 mph    
Max Gust Speed 34 mph    
Visibility 4 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

Apr. 29, 2013 Rise Set
Actual Time 6:16 AM PDT 7:58 PM PDT
Civil Twilight 5:48 AM PDT 8:26 PM PDT
Nautical Twilight 5:14 AM PDT 9:00 PM PDT
Astronomical Twilight 4:39 AM PDT 9:36 PM PDT
Moon No Moon Rise 9:45 AM PDT (4/29)
Length of Visible Light 14h 37m
Length of Day
13h 41m
Waning Gibbous, 79% of the Moon is Illuminated
Apr 29
Waning Gibbous
May 2
Last Quarter
May 9
New
May 17
First Quarter
May 24
Full

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 46.4 °F 42.8 °F 87% 29.93 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
12:30 AM 46.4 °F 44.6 °F 93% 29.93 in 6.0 mi Calm Calm - N/A   Partly Cloudy
12:50 AM 46.4 °F 44.6 °F 93% 29.93 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
1:10 AM 48.2 °F 46.4 °F 93% 29.93 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
1:30 AM 46.4 °F 44.6 °F 93% 29.93 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
1:50 AM 46.4 °F 44.6 °F 93% 29.92 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
2:10 AM 46.4 °F 44.6 °F 93% 29.91 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
2:30 AM 46.4 °F 44.6 °F 93% 29.91 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
2:50 AM 44.6 °F 42.8 °F 93% 29.90 in 5.0 mi Calm Calm - N/A   Overcast
3:10 AM 44.6 °F 42.8 °F 93% 29.90 in 5.0 mi Calm Calm - N/A   Overcast
3:30 AM 46.4 °F 44.6 °F 93% 29.90 in 5.0 mi Calm Calm - N/A   Overcast
3:50 AM 44.6 °F 44.6 °F 100% 29.90 in 5.0 mi Calm Calm - N/A   Overcast
4:10 AM 44.6 °F 41.0 °F 87% 29.90 in 5.0 mi Calm Calm - N/A   Overcast
4:30 AM 44.6 °F 42.8 °F 93% 29.89 in 5.0 mi Calm Calm - N/A   Overcast
4:50 AM 44.6 °F 42.8 °F 93% 29.89 in 5.0 mi Calm Calm - N/A   Overcast
5:10 AM 44.6 °F 42.8 °F 93% 29.89 in 5.0 mi Calm Calm - N/A   Overcast
5:30 AM 44.6 °F 44.6 °F 100% 29.89 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
5:50 AM 44.6 °F 42.8 °F 93% 29.89 in 5.0 mi Calm Calm - N/A   Overcast
6:10 AM 46.4 °F 44.6 °F 93% 29.89 in 4.0 mi Calm Calm - N/A   Overcast
6:30 AM 44.6 °F 42.8 °F 93% 29.90 in 2.5 mi Calm Calm - N/A   Overcast
6:50 AM 44.6 °F 44.6 °F 100% 29.90 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
7:10 AM 46.4 °F 44.6 °F 93% 29.91 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
7:30 AM 48.2 °F 46.4 °F 93% 29.91 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
7:50 AM 51.8 °F 48.2 °F 88% 29.92 in 3.0 mi NNW 3.5 mph - N/A   Partly Cloudy
8:10 AM 55.4 °F 50.0 °F 82% 29.92 in 3.0 mi Calm Calm - N/A   Haze
8:30 AM 55.4 °F 50.0 °F 82% 29.91 in 2.0 mi NNW 4.6 mph - N/A   Scattered Clouds
8:50 AM 57.2 °F 51.8 °F 82% 29.92 in 2.5 mi NNW 12.7 mph - N/A   Haze
9:10 AM 57.2 °F 51.8 °F 82% 29.92 in 3.0 mi NNW 9.2 mph - N/A   Haze
9:30 AM 59.0 °F 51.8 °F 77% 29.92 in 3.0 mi North 8.1 mph - N/A   Haze
9:50 AM 60.8 °F 51.8 °F 72% 29.92 in 4.0 mi NNW 9.2 mph - N/A   Haze
10:10 AM 59.0 °F 50.0 °F 72% 29.92 in 4.0 mi NNW 13.8 mph - N/A   Haze
10:30 AM 59.0 °F 50.0 °F 72% 29.93 in 4.0 mi North 12.7 mph 20.7 mph N/A   Haze
10:50 AM 59.0 °F 51.8 °F 77% 29.92 in 4.0 mi NNW 11.5 mph - N/A   Haze
11:10 AM 60.8 °F 50.0 °F 68% 29.93 in 4.0 mi NNW 13.8 mph 18.4 mph N/A   Haze
11:30 AM 59.0 °F 50.0 °F 72% 29.93 in 3.0 mi NNW 12.7 mph 17.3 mph N/A   Haze
11:50 AM 59.0 °F 50.0 °F 72% 29.93 in 3.0 mi North 13.8 mph 18.4 mph N/A   Haze
12:10 PM 59.0 °F 50.0 °F 72% 29.93 in 4.0 mi NNW 13.8 mph - N/A   Haze
12:30 PM 62.6 °F 50.0 °F 63% 29.92 in 5.0 mi North 13.8 mph - N/A   Haze
12:50 PM 60.8 °F 50.0 °F 68% 29.92 in 4.0 mi NNW 13.8 mph - N/A   Haze
1:10 PM 59.0 °F 50.0 °F 72% 29.92 in 4.0 mi NNW 15.0 mph 23.0 mph N/A   Haze
1:30 PM 59.0 °F 50.0 °F 72% 29.91 in 4.0 mi NNW 16.1 mph - N/A   Haze
1:50 PM 62.6 °F 50.0 °F 63% 29.91 in 5.0 mi NNW 18.4 mph - N/A   Haze
2:10 PM 62.6 °F 50.0 °F 63% 29.90 in 5.0 mi NNW 19.6 mph 25.3 mph N/A   Haze
2:30 PM 60.8 °F 50.0 °F 68% 29.89 in 4.0 mi NNW 21.9 mph 27.6 mph N/A   Haze
2:50 PM 60.8 °F 50.0 °F 68% 29.89 in 5.0 mi North 17.3 mph 25.3 mph N/A   Haze
3:10 PM 60.8 °F 50.0 °F 68% 29.88 in 5.0 mi NNW 19.6 mph 26.5 mph N/A   Haze
3:30 PM 59.0 °F 50.0 °F 72% 29.88 in 5.0 mi North 17.3 mph 25.3 mph N/A   Haze
3:50 PM 60.8 °F 48.2 °F 63% 29.88 in 5.0 mi North 15.0 mph 23.0 mph N/A   Haze
4:10 PM 60.8 °F 48.2 °F 63% 29.87 in 4.0 mi NNW 17.3 mph 25.3 mph N/A   Haze
4:30 PM 59.0 °F 48.2 °F 67% 29.87 in 4.0 mi NNW 16.1 mph - N/A   Haze
4:50 PM 60.8 °F 48.2 °F 63% 29.87 in 4.0 mi North 15.0 mph 23.0 mph N/A   Haze
5:10 PM 60.8 °F 48.2 °F 63% 29.87 in 4.0 mi North 11.5 mph - N/A   Haze
5:30 PM 60.8 °F 48.2 °F 63% 29.86 in 4.0 mi North 18.4 mph 25.3 mph N/A   Haze
5:50 PM 59.0 °F 48.2 °F 67% 29.86 in 4.0 mi North 15.0 mph 25.3 mph N/A   Haze
6:10 PM 59.0 °F 48.2 °F 67% 29.85 in 4.0 mi North 16.1 mph 24.2 mph N/A   Haze
6:30 PM 59.0 °F 48.2 °F 67% 29.84 in 4.0 mi North 15.0 mph 26.5 mph N/A   Haze
6:50 PM 59.0 °F 48.2 °F 67% 29.84 in 4.0 mi NNW 23.0 mph 31.1 mph N/A   Haze
7:10 PM 57.2 °F 48.2 °F 72% 29.84 in 3.0 mi NNW 25.3 mph 34.5 mph N/A   Haze
7:30 PM 57.2 °F 48.2 °F 72% 29.83 in 3.0 mi North 25.3 mph 34.5 mph N/A   Haze
7:50 PM 55.4 °F 46.4 °F 72% 29.83 in 4.0 mi North 24.2 mph 34.5 mph N/A   Haze
8:30 PM 55.4 °F 46.4 °F 72% 29.83 in 5.0 mi North 24.2 mph 33.4 mph N/A   Haze
8:50 PM 55.4 °F 46.4 °F 72% 29.83 in 5.0 mi North 23.0 mph 32.2 mph N/A   Haze
9:10 PM 53.6 °F 46.4 °F 77% 29.85 in 5.0 mi North 17.3 mph 27.6 mph N/A   Haze
9:30 PM 53.6 °F 46.4 °F 77% 29.85 in 5.0 mi North 18.4 mph 24.2 mph N/A   Haze
9:50 PM 53.6 °F 46.4 °F 77% 29.85 in 4.0 mi North 19.6 mph 26.5 mph N/A   Haze
10:10 PM 51.8 °F 46.4 °F 82% 29.87 in 4.0 mi North 9.2 mph 24.2 mph N/A   Haze
10:30 PM 51.8 °F 46.4 °F 82% 29.86 in 4.0 mi North 13.8 mph - N/A   Haze
10:50 PM 51.8 °F 46.4 °F 82% 29.86 in 4.0 mi North 15.0 mph 24.2 mph N/A   Haze
11:10 PM 50.0 °F 46.4 °F 87% 29.86 in 4.0 mi North 8.1 mph - N/A   Haze
11:30 PM 50.0 °F 46.4 °F 87% 29.86 in 4.0 mi North 6.9 mph - N/A   Haze
11:50 PM 50.0 °F 46.4 °F 87% 29.86 in 4.0 mi North 11.5 mph 17.3 mph N/A   Haze