Half Moon Bay, CA

10:53 PM PDT on September 25, 2017 (GMT -0700)
Half Moon Bay

Weather History for KHAF - January, 2013

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Monday, January 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 66 °F 59 °F 73 °F (2014)
Min Temperature 41 °F 44 °F 35 °F (2014)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 31 °F    
Average Humidity 41    
Maximum Humidity 70    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 3 mph (ENE)    
Max Wind Speed 10 mph    
Max Gust Speed -    
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

Jan. 21, 2013 Rise Set
Actual Time 7:20 AM PST 5:22 PM PST
Civil Twilight 6:52 AM PST 5:50 PM PST
Nautical Twilight 6:20 AM PST 6:22 PM PST
Astronomical Twilight 5:49 AM PST 6:53 PM PST
Moon 1:06 PM PST (1/21) 2:53 AM PST (1/21)
Length of Visible Light 10h 58m
Length of Day
10h 01m
Waxing Gibbous, 76% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 9
New
Feb 17
First 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 48.2 °F - 26.6 °F 43% 30.14 in 10.0 mi North 4.6 mph - N/A   Clear
12:35 AM 46.4 °F - 28.4 °F 50% 30.13 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 41.0 °F - 28.4 °F 61% 30.12 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 41.0 °F - 28.4 °F 61% 30.12 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 41.0 °F - 26.6 °F 57% 30.11 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 51.8 °F - 23.0 °F 33% 30.11 in 10.0 mi SSE 3.5 mph - N/A   Clear
2:35 AM 59.0 °F - 19.4 °F 22% 30.10 in 10.0 mi ESE 6.9 mph - N/A   Clear
2:55 AM 62.6 °F - 17.6 °F 18% 30.10 in 10.0 mi SSE 9.2 mph - N/A   Clear
3:15 AM 59.0 °F - 19.4 °F 22% 30.09 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 60.8 °F - 17.6 °F 19% 30.08 in 10.0 mi West 3.5 mph - N/A   Clear
3:55 AM 59.0 °F - 17.6 °F 20% 30.08 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 55.4 °F - 21.2 °F 26% 30.08 in 10.0 mi NE 6.9 mph - N/A   Clear
4:35 AM 53.6 °F - 23.0 °F 30% 30.08 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 51.8 °F - 23.0 °F 33% 30.07 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 50.0 °F - 24.8 °F 37% 30.07 in 10.0 mi West 3.5 mph - N/A   Clear
5:35 AM 50.0 °F - 24.8 °F 37% 30.07 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 50.0 °F - 23.0 °F 35% 30.07 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 50.0 °F - 24.8 °F 37% 30.07 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 53.6 °F - 24.8 °F 33% 30.08 in 10.0 mi ENE 5.8 mph - N/A   Clear
6:55 AM 53.6 °F - 24.8 °F 33% 30.09 in 10.0 mi SE 6.9 mph - N/A   Clear
7:15 AM 48.2 °F - 24.8 °F 40% 30.10 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 48.2 °F - 26.6 °F 43% 30.10 in 5.0 mi Calm Calm - N/A   Haze
7:55 AM 51.8 °F - 24.8 °F 35% 30.11 in 10.0 mi NE 3.5 mph - N/A   Clear
8:15 AM 55.4 °F - 26.6 °F 33% 30.11 in 10.0 mi ENE 6.9 mph - N/A   Clear
8:35 AM 57.2 °F - 24.8 °F 29% 30.11 in 10.0 mi ENE 10.4 mph - N/A   Clear
8:55 AM 57.2 °F - 28.4 °F 33% 30.12 in 10.0 mi East 6.9 mph - N/A   Clear
9:15 AM 59.0 °F - 28.4 °F 31% 30.13 in 10.0 mi ENE 10.4 mph - N/A   Clear
9:35 AM 60.8 °F - 30.2 °F 31% 30.13 in 10.0 mi ENE 8.1 mph - N/A   Clear
9:55 AM 62.6 °F - 32.0 °F 32% 30.13 in 10.0 mi East 6.9 mph - N/A   Clear
10:15 AM 62.6 °F - 35.6 °F 37% 30.14 in 8.0 mi SSE 4.6 mph - N/A   Clear
10:35 AM 64.4 °F - 32.0 °F 30% 30.14 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 64.4 °F - 30.2 °F 28% 30.14 in 10.0 mi WSW 4.6 mph - N/A   Clear
11:15 AM 66.2 °F - 32.0 °F 28% 30.14 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:35 AM 64.4 °F - 28.4 °F 26% 30.13 in 10.0 mi NNW 6.9 mph - N/A   Clear
11:55 AM 64.4 °F - 33.8 °F 32% 30.13 in 10.0 mi WNW 6.9 mph - N/A   Clear
12:15 PM 62.6 °F - 41.0 °F 45% 30.13 in 10.0 mi SSW 4.6 mph - N/A   Clear
12:35 PM 59.0 °F - 41.0 °F 51% 30.13 in 8.0 mi South 6.9 mph - N/A   Clear
12:55 PM 59.0 °F - 44.6 °F 59% 30.12 in 8.0 mi SW 4.6 mph - N/A   Clear
1:15 PM 59.0 °F - 41.0 °F 51% 30.12 in 8.0 mi South 3.5 mph - N/A   Clear
1:35 PM 60.8 °F - 41.0 °F 48% 30.11 in 8.0 mi Calm Calm - N/A   Clear
1:55 PM 64.4 °F - 41.0 °F 42% 30.10 in 9.0 mi West 4.6 mph - N/A   Clear
2:15 PM 62.6 °F - 41.0 °F 45% 30.10 in 8.0 mi NW 6.9 mph - N/A   Clear
2:35 PM 60.8 °F - 41.0 °F 48% 30.09 in 8.0 mi NW 5.8 mph - N/A   Clear
3:15 PM 62.6 °F - 41.0 °F 45% 30.08 in 8.0 mi Calm Calm - N/A   Clear
3:35 PM 62.6 °F - 42.8 °F 48% 30.08 in 5.0 mi NW 4.6 mph - N/A   Haze
3:55 PM 62.6 °F - 42.8 °F 48% 30.07 in 7.0 mi NNW 3.5 mph - N/A   Clear
4:15 PM 62.6 °F - 44.6 °F 52% 30.06 in 4.0 mi Calm Calm - N/A   Haze
4:55 PM 60.8 °F - 39.2 °F 45% 30.06 in 4.0 mi ESE 3.5 mph - N/A   Haze
5:15 PM 62.6 °F - 33.8 °F 34% 30.06 in 10.0 mi East 3.5 mph - N/A   Clear
5:35 PM 62.6 °F - 33.8 °F 34% 30.05 in 10.0 mi East 9.2 mph - N/A   Clear
5:55 PM 62.6 °F - 32.0 °F 32% 30.05 in 10.0 mi East 6.9 mph - N/A   Clear
6:15 PM 62.6 °F - 32.0 °F 32% 30.06 in 10.0 mi East 8.1 mph - N/A   Clear
6:35 PM 62.6 °F - 32.0 °F 32% 30.07 in 10.0 mi ENE 8.1 mph - N/A   Clear
6:55 PM 59.0 °F - 33.8 °F 39% 30.07 in 10.0 mi NE 3.5 mph - N/A   Clear
7:15 PM 55.4 °F - 32.0 °F 41% 30.08 in 10.0 mi South 4.6 mph - N/A   Clear
7:35 PM 51.8 °F - 32.0 °F 47% 30.07 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 53.6 °F - 32.0 °F 44% 30.07 in 10.0 mi Calm Calm - N/A   Clear
8:15 PM 48.2 °F - 35.6 °F 62% 30.08 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 48.2 °F - 33.8 °F 58% 30.09 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 48.2 °F - 32.0 °F 54% 30.10 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 48.2 °F - 33.8 °F 58% 30.11 in 9.0 mi NNW 5.8 mph - N/A   Clear
9:35 PM 48.2 °F - 32.0 °F 54% 30.11 in 10.0 mi ENE 5.8 mph - N/A   Clear
9:55 PM 46.4 °F - 32.0 °F 57% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 46.4 °F - 28.4 °F 50% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 46.4 °F 45.2 °F 30.2 °F 53% 30.11 in 10.0 mi NE 3.5 mph - N/A   Partly Cloudy
10:55 PM 44.6 °F - 30.2 °F 57% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:15 PM 44.6 °F 43.1 °F 32.0 °F 61% 30.10 in 10.0 mi North 3.5 mph - N/A   Clear
11:35 PM 42.8 °F 41.1 °F 32.0 °F 66% 30.10 in 10.0 mi NNE 3.5 mph - N/A   Clear
11:55 PM 41.0 °F - 32.0 °F 70% 30.10 in 10.0 mi Calm Calm - N/A   Clear