Keahole Point, HI

4:14 PM HST on September 25, 2017 (GMT -1000)
Kona International At Keahole

Weather History for PHKO - September, 2012

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Monday, September 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 78 °F -  
Max Temperature 82 °F 84 °F 91 °F (1983)
Min Temperature 73 °F 73 °F 71 °F (1988)
Cooling Degree Days 12    
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 63 °F    
Average Humidity 60    
Maximum Humidity 68    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 8 mph (SSE)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 10 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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Daily Weather History Graph

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 6:12 AM HST 6:24 PM HST
Civil Twilight 5:50 AM HST 6:46 PM HST
Nautical Twilight 5:24 AM HST 7:11 PM HST
Astronomical Twilight 4:58 AM HST 7:37 PM HST
Moon 7:49 AM HST (9/17) 7:42 PM HST (9/17)
Length of Visible Light 12h 56m
Length of Day
12h 12m
Waxing Crescent, 4% of the Moon is Illuminated
Sep 17
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 7
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (HST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 75.9 °F - 60.1 °F 58% 30.00 in 10.0 mi NE 8.1 mph - N/A   Clear
1:53 AM 75.9 °F - 62.1 °F 62% 29.99 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
2:53 AM 75.0 °F - 63.0 °F 66% 29.96 in 10.0 mi SE 5.8 mph - N/A   Clear
3:53 AM 73.9 °F - 63.0 °F 68% 29.95 in 10.0 mi ESE 9.2 mph - N/A   Clear
4:53 AM 73.9 °F - 62.1 °F 66% 29.96 in 10.0 mi ESE 8.1 mph - N/A   Clear
5:53 AM 73.9 °F - 63.0 °F 68% 29.97 in 10.0 mi ESE 11.5 mph - N/A   Clear
6:53 AM 75.0 °F - 63.0 °F 66% 29.99 in 10.0 mi ESE 6.9 mph - N/A   Clear
7:53 AM 79.0 °F - 63.0 °F 58% 30.00 in 10.0 mi SE 5.8 mph - N/A   Clear
8:53 AM 81.0 °F 81.9 °F 62.1 °F 52% 30.00 in 10.0 mi South 6.9 mph - N/A   Clear
9:53 AM 82.9 °F 83.7 °F 62.1 °F 49% 30.00 in 10.0 mi SSW 8.1 mph - N/A   Clear
10:53 AM 82.0 °F 83.8 °F 64.9 °F 56% 29.99 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
11:53 AM 82.9 °F 84.6 °F 64.9 °F 54% 29.98 in 10.0 mi WSW 9.2 mph - N/A   Overcast
12:53 PM 82.0 °F 84.1 °F 66.0 °F 58% 29.96 in 10.0 mi WSW 9.2 mph - N/A   Overcast
1:53 PM 82.0 °F 83.8 °F 64.9 °F 56% 29.94 in 10.0 mi WSW 11.5 mph - N/A   Overcast
2:53 PM 82.9 °F 85.0 °F 66.0 °F 56% 29.92 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
3:53 PM 82.0 °F 83.8 °F 64.9 °F 56% 29.91 in 10.0 mi WSW 9.2 mph - N/A   Overcast
4:53 PM 81.0 °F 82.5 °F 64.0 °F 56% 29.92 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
5:53 PM 80.1 °F 81.7 °F 64.0 °F 58% 29.92 in 10.0 mi South 9.2 mph - N/A   Overcast
6:53 PM 80.1 °F 81.5 °F 63.0 °F 56% 29.94 in 10.0 mi South 9.2 mph - N/A   Overcast
7:53 PM 79.0 °F - 64.0 °F 60% 29.94 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
8:53 PM 78.1 °F - 64.0 °F 62% 29.95 in 10.0 mi SE 6.9 mph - N/A   Partly Cloudy
9:53 PM 77.0 °F - 64.0 °F 64% 29.96 in 10.0 mi ESE 10.4 mph - N/A   Clear
10:53 PM 75.9 °F - 62.1 °F 62% 29.96 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
11:53 PM 75.9 °F - 62.1 °F 62% 29.96 in 10.0 mi ESE 5.8 mph - N/A   Clear