Half Moon Bay, CA

10:46 PM PST on November 12, 2019 (GMT -0800)
Half Moon Bay

Weather History for KHAF - October, 2019

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Sunday, October 20, 2019

  Actual Average Record
Temperature  
Mean Temperature 53 °F -  
Max Temperature 64 °F 65 °F 69 °F (2016)
Min Temperature 42 °F 48 °F 44 °F (2016)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 81    
Maximum Humidity 100    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 5 mph ()    
Max Wind Speed 18 mph    
Max Gust Speed 28 mph    
Visibility 5.6 miles    
Events Fog    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 20, 2019 Rise Set
Actual Time 7:22 AM PDT 6:26 PM PDT
Civil Twilight 6:56 AM PDT 6:52 PM PDT
Nautical Twilight 6:25 AM PDT 7:23 PM PDT
Astronomical Twilight 5:55 AM PDT 7:53 PM PDT
Moon 11:45 PM PDT (10/20) 1:50 PM PDT (10/20)
Length of Visible Light 11h 56m
Length of Day
11h 03m
Waning Gibbous, 58% of the Moon is Illuminated
Oct 20
Waning Gibbous
Oct 21
Last Quarter
Oct 27
New
Nov 4
First Quarter
Nov 12
Full

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 48.2 °F - 46.4 °F 93% 30.10 in 4.0 mi Calm Calm - N/A   Overcast
12:15 AM 48.2 °F - 48.2 °F 100% 30.10 in 4.0 mi Calm Calm - N/A   Overcast
12:20 AM 48.2 °F - 46.4 °F 93% 30.10 in 4.0 mi Calm Calm - N/A   Overcast
12:35 AM 46.4 °F - 46.4 °F 100% 30.10 in 2.0 mi Calm Calm - N/A   Overcast
12:55 AM 46.4 °F - 46.4 °F 100% 30.10 in 1.0 mi Calm Calm - N/A   Overcast
1:15 AM 48.2 °F - 48.2 °F 100% 30.09 in 0.5 mi Calm Calm - N/A Fog Fog
1:20 AM 48.2 °F - 48.2 °F 100% 30.09 in 0.5 mi Calm Calm - N/A Fog Fog
1:35 AM 46.4 °F - 46.4 °F 100% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
1:40 AM 46.4 °F - 44.6 °F 93% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
1:55 AM 46.4 °F - 46.4 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
2:00 AM 46.4 °F - 46.4 °F 100% 30.10 in 2.0 mi Calm Calm - N/A   Overcast
2:15 AM 48.2 °F - 48.2 °F 100% 30.10 in 2.5 mi Calm Calm - N/A   Overcast
2:35 AM 46.4 °F - 44.6 °F 93% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
2:40 AM 46.4 °F - 46.4 °F 100% 30.10 in 0.2 mi Calm Calm - N/A Fog Fog
2:55 AM 44.6 °F - 44.6 °F 100% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
3:15 AM 44.6 °F - 44.6 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
3:20 AM 46.4 °F - 44.6 °F 93% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
3:35 AM 44.6 °F - 44.6 °F 100% 30.10 in 4.0 mi Calm Calm - N/A   Overcast
3:40 AM 44.6 °F - 42.8 °F 93% 30.10 in 1.2 mi Calm Calm - N/A   Overcast
3:55 AM 44.6 °F - 44.6 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
4:15 AM 44.6 °F - 44.6 °F 100% 30.10 in 4.0 mi Calm Calm - N/A   Overcast
4:20 AM 44.6 °F - 44.6 °F 100% 30.10 in 2.0 mi Calm Calm - N/A   Overcast
4:35 AM 42.8 °F - 42.8 °F 100% 30.09 in 3.0 mi Calm Calm - N/A   Overcast
4:40 AM 42.8 °F - 41.0 °F 93% 30.09 in 1.2 mi Calm Calm - N/A   Overcast
4:55 AM 44.6 °F - 44.6 °F 100% 30.09 in 2.0 mi Calm Calm - N/A   Overcast
5:00 AM 44.6 °F - 44.6 °F 100% 30.09 in 3.0 mi Calm Calm - N/A   Overcast
5:15 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.09 in 1.5 mi NNW 3.5 mph - N/A   Overcast
5:20 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.10 in 0.5 mi NNW 3.5 mph - N/A Fog Fog
5:35 AM 44.6 °F - 44.6 °F 100% 30.10 in 2.5 mi Calm Calm - N/A   Overcast
5:55 AM 50.0 °F - 50.0 °F 100% 30.09 in 1.0 mi North 4.6 mph - N/A   Overcast
6:00 AM 48.2 °F - 48.2 °F 100% 30.09 in 2.0 mi Calm Calm - N/A   Overcast
6:15 AM 50.0 °F - 50.0 °F 100% 30.10 in 1.5 mi North 3.5 mph - N/A   Overcast
6:20 AM 50.0 °F - 50.0 °F 100% 30.10 in 1.2 mi Calm Calm - N/A   Overcast
6:35 AM 46.4 °F - 46.4 °F 100% 30.10 in 1.0 mi Calm Calm - N/A   Overcast
6:40 AM 46.4 °F 45.2 °F 46.4 °F 100% 30.10 in 1.5 mi North 3.5 mph - N/A   Overcast
6:55 AM 48.2 °F - 48.2 °F 100% 30.11 in 2.0 mi NNW 4.6 mph - N/A   Overcast
7:00 AM 48.2 °F - 48.2 °F 100% 30.11 in 2.0 mi North 3.5 mph - N/A   Overcast
7:15 AM 50.0 °F - 48.2 °F 94% 30.11 in 2.0 mi Calm Calm - N/A   Overcast
7:20 AM 48.2 °F - 48.2 °F 100% 30.11 in 0.8 mi Calm Calm - N/A   Overcast
7:35 AM 50.0 °F - 50.0 °F 100% 30.11 in 3.0 mi Calm Calm - N/A   Overcast
8:00 AM 50.0 °F - 50.0 °F 100% 30.12 in 3.0 mi North 4.6 mph - N/A   Overcast
8:15 AM 51.8 °F - 51.8 °F 100% 30.12 in 3.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
8:20 AM 53.6 °F - 53.6 °F 100% 30.13 in 3.0 mi North 4.6 mph - N/A   Mostly Cloudy
8:40 AM 53.6 °F - 53.6 °F 100% 30.13 in 5.0 mi NNW 6.9 mph - N/A   Partly Cloudy
8:55 AM 53.6 °F - 53.6 °F 100% 30.13 in 5.0 mi NNW 6.9 mph - N/A   Clear
9:00 AM 53.6 °F - 53.6 °F 100% 30.14 in 5.0 mi NNW 8.1 mph - N/A   Clear
9:15 AM 55.4 °F - 53.6 °F 94% 30.15 in 6.0 mi NW 5.8 mph - N/A   Clear
9:35 AM 57.2 °F - 53.6 °F 88% 30.16 in 5.0 mi NNW 6.9 mph - N/A   Clear
9:55 AM 57.2 °F - 51.8 °F 82% 30.16 in 5.0 mi NNW 8.1 mph - N/A   Haze
10:00 AM 57.2 °F - 51.8 °F 82% 30.16 in 5.0 mi NNW 8.1 mph - N/A   Haze
10:15 AM 59.0 °F - 53.6 °F 82% 30.16 in 5.0 mi NW 8.1 mph - N/A   Haze
10:20 AM 59.0 °F - 53.6 °F 82% 30.16 in 5.0 mi NW 9.2 mph - N/A   Haze
10:35 AM 59.0 °F - 51.8 °F 77% 30.16 in 6.0 mi NW 12.7 mph - N/A   Haze
10:40 AM 59.0 °F - 51.8 °F 77% 30.16 in 6.0 mi NNW 11.5 mph - N/A   Haze
10:55 AM 59.0 °F - 50.0 °F 72% 30.16 in 7.0 mi NW 10.4 mph - N/A   Clear
11:00 AM 60.8 °F - 50.0 °F 68% 30.16 in 7.0 mi NW 12.7 mph - N/A   Clear
11:15 AM 60.8 °F - 50.0 °F 68% 30.17 in 8.0 mi NNW 15.0 mph - N/A   Clear
11:35 AM 60.8 °F - 48.2 °F 63% 30.17 in 8.0 mi NNW 12.7 mph - N/A   Clear
11:55 AM 60.8 °F - 48.2 °F 63% 30.17 in 9.0 mi NNW 12.7 mph - N/A   Clear
12:00 PM 62.6 °F - 48.2 °F 59% 30.17 in 8.0 mi NNW 13.8 mph - N/A   Clear
12:15 PM 62.6 °F - 48.2 °F 59% 30.17 in 8.0 mi NW 13.8 mph - N/A   Clear
12:20 PM 62.6 °F - 48.2 °F 59% 30.17 in 9.0 mi NNW 16.1 mph - N/A   Clear
12:35 PM 62.6 °F - 48.2 °F 59% 30.17 in 8.0 mi NNW 13.8 mph - N/A   Clear
12:40 PM 62.6 °F - 48.2 °F 59% 30.17 in 8.0 mi NNW 12.7 mph - N/A   Clear
12:55 PM 62.6 °F - 48.2 °F 59% 30.17 in 7.0 mi NNW 16.1 mph - N/A   Clear
1:00 PM 62.6 °F - 46.4 °F 55% 30.17 in 8.0 mi NNW 12.7 mph 18.4 mph N/A   Clear
1:15 PM 64.4 °F - 41.0 °F 42% 30.16 in 9.0 mi NNW 13.8 mph 18.4 mph N/A   Clear
1:35 PM 62.6 °F - 44.6 °F 52% 30.16 in 8.0 mi NNW 15.0 mph 24.2 mph N/A   Clear
1:55 PM 62.6 °F - 46.4 °F 55% 30.15 in 8.0 mi NNW 12.7 mph 20.7 mph N/A   Clear
2:15 PM 64.4 °F - 44.6 °F 49% 30.14 in 9.0 mi North 11.5 mph 18.4 mph N/A   Clear
2:20 PM 64.4 °F - 44.6 °F 49% 30.14 in 9.0 mi NNW 15.0 mph 18.4 mph N/A   Clear
2:35 PM 64.4 °F - 44.6 °F 49% 30.14 in 9.0 mi NNW 16.1 mph 26.5 mph N/A   Clear
2:40 PM 64.4 °F - 44.6 °F 49% 30.13 in 9.0 mi NNW 16.1 mph 27.6 mph N/A   Clear
2:55 PM 64.4 °F - 46.4 °F 52% 30.14 in 8.0 mi NNW 16.1 mph 25.3 mph N/A   Clear
3:00 PM 64.4 °F - 46.4 °F 52% 30.13 in 8.0 mi NNW 16.1 mph 25.3 mph N/A   Clear
3:15 PM 64.4 °F - 46.4 °F 52% 30.13 in 8.0 mi NNW 16.1 mph 24.2 mph N/A   Clear
3:20 PM 62.6 °F - 46.4 °F 55% 30.12 in 9.0 mi NNW 17.3 mph 23.0 mph N/A   Clear
3:35 PM 62.6 °F - 46.4 °F 55% 30.12 in 8.0 mi NNW 13.8 mph 24.2 mph N/A   Clear
3:55 PM 62.6 °F - 46.4 °F 55% 30.13 in 8.0 mi NNW 13.8 mph 21.9 mph N/A   Clear
4:00 PM 62.6 °F - 48.2 °F 59% 30.13 in 9.0 mi NNW 16.1 mph 21.9 mph N/A   Clear
4:15 PM 62.6 °F - 48.2 °F 59% 30.13 in 9.0 mi NNW 18.4 mph 23.0 mph N/A   Clear
4:20 PM 62.6 °F - 48.2 °F 59% 30.12 in 8.0 mi NNW 16.1 mph 24.2 mph N/A   Clear
4:35 PM 62.6 °F - 50.0 °F 63% 30.13 in 8.0 mi NNW 16.1 mph 21.9 mph N/A   Clear
4:40 PM 60.8 °F - 50.0 °F 68% 30.13 in 7.0 mi NNW 15.0 mph 23.0 mph N/A   Clear
4:55 PM 62.6 °F - 50.0 °F 63% 30.12 in 8.0 mi NNW 17.3 mph 20.7 mph N/A   Clear
5:00 PM 60.8 °F - 50.0 °F 68% 30.12 in 7.0 mi NNW 13.8 mph 21.9 mph N/A   Clear
5:15 PM 60.8 °F - 50.0 °F 68% 30.12 in 7.0 mi North 10.4 mph 18.4 mph N/A   Clear
5:20 PM 60.8 °F - 50.0 °F 68% 30.12 in 7.0 mi North 11.5 mph 18.4 mph N/A   Clear
5:35 PM 60.8 °F - 51.8 °F 72% 30.11 in 8.0 mi NNW 17.3 mph 21.9 mph N/A   Clear
5:40 PM 59.0 °F - 51.8 °F 77% 30.12 in 7.0 mi North 17.3 mph 27.6 mph N/A   Clear
5:55 PM 59.0 °F - 51.8 °F 77% 30.11 in 7.0 mi NNW 13.8 mph 26.5 mph N/A   Clear
6:15 PM 59.0 °F - 51.8 °F 77% 30.11 in 6.0 mi NNW 17.3 mph - N/A   Haze
6:20 PM 59.0 °F - 51.8 °F 77% 30.10 in 6.0 mi NNW 17.3 mph 25.3 mph N/A   Haze
6:35 PM 59.0 °F - 50.0 °F 72% 30.11 in 7.0 mi NNW 16.1 mph 21.9 mph N/A   Clear
6:40 PM 59.0 °F - 50.0 °F 72% 30.11 in 7.0 mi NNW 15.0 mph 20.7 mph N/A   Clear
6:55 PM 57.2 °F - 51.8 °F 82% 30.11 in 8.0 mi NNW 10.4 mph 17.3 mph N/A   Clear
7:00 PM 57.2 °F - 51.8 °F 82% 30.11 in 8.0 mi NNW 11.5 mph 17.3 mph N/A   Clear
7:15 PM 57.2 °F - 50.0 °F 77% 30.11 in 7.0 mi NNW 15.0 mph 19.6 mph N/A   Clear
7:20 PM 59.0 °F - 50.0 °F 72% 30.11 in 8.0 mi NNW 17.3 mph 21.9 mph N/A   Clear
7:35 PM 59.0 °F - 50.0 °F 72% 30.11 in 9.0 mi NNW 15.0 mph 21.9 mph N/A   Clear
7:40 PM 59.0 °F - 50.0 °F 72% 30.11 in 9.0 mi NNW 16.1 mph 21.9 mph N/A   Clear
7:55 PM 59.0 °F - 51.8 °F 77% 30.11 in 10.0 mi NNW 17.3 mph 24.2 mph N/A   Clear
8:00 PM 59.0 °F - 51.8 °F 77% 30.11 in 9.0 mi NNW 18.4 mph 25.3 mph N/A   Clear
8:15 PM 59.0 °F - 51.8 °F 77% 30.12 in 9.0 mi NNW 16.1 mph 25.3 mph N/A   Clear
8:20 PM 59.0 °F - 51.8 °F 77% 30.12 in 10.0 mi NNW 16.1 mph 23.0 mph N/A   Clear
8:35 PM 59.0 °F - 51.8 °F 77% 30.12 in 9.0 mi NNW 16.1 mph 25.3 mph N/A   Clear
8:55 PM 59.0 °F - 51.8 °F 77% 30.13 in 9.0 mi North 9.2 mph 21.9 mph N/A   Clear
9:15 PM 57.2 °F - 51.8 °F 82% 30.13 in 8.0 mi North 6.9 mph - N/A   Clear
9:20 PM 57.2 °F - 51.8 °F 82% 30.13 in 8.0 mi Calm Calm - N/A   Clear
9:35 PM 57.2 °F - 51.8 °F 82% 30.13 in 9.0 mi North 8.1 mph - N/A   Clear
9:40 PM 57.2 °F - 51.8 °F 82% 30.13 in 10.0 mi North 6.9 mph - N/A   Clear
9:55 PM 57.2 °F - 51.8 °F 82% 30.13 in 8.0 mi NNW 8.1 mph - N/A   Clear
10:00 PM 57.2 °F - 51.8 °F 82% 30.13 in 8.0 mi NNW 6.9 mph - N/A   Clear
10:15 PM 57.2 °F - 51.8 °F 82% 30.14 in 7.0 mi North 6.9 mph - N/A   Clear
10:20 PM 57.2 °F - 51.8 °F 82% 30.14 in 8.0 mi North 6.9 mph - N/A   Clear
10:35 PM 57.2 °F - 51.8 °F 82% 30.14 in 8.0 mi North 9.2 mph - N/A   Clear
10:55 PM 57.2 °F - 51.8 °F 82% 30.15 in 7.0 mi North 8.1 mph - N/A   Clear
11:00 PM 57.2 °F - 51.8 °F 82% 30.15 in 7.0 mi North 8.1 mph - N/A   Clear
11:15 PM 57.2 °F - 51.8 °F 82% 30.14 in 7.0 mi North 6.9 mph - N/A   Clear
11:20 PM 55.4 °F - 51.8 °F 88% 30.15 in 7.0 mi NNE 4.6 mph - N/A   Clear
11:35 PM 53.6 °F - 50.0 °F 88% 30.15 in 10.0 mi NNE 3.5 mph - N/A   Clear
11:40 PM 53.6 °F - 50.0 °F 88% 30.15 in 10.0 mi NNE 3.5 mph - N/A   Clear
11:55 PM 51.8 °F - 48.2 °F 88% 30.14 in 10.0 mi Calm Calm - N/A   Clear