Weather History for Kahului, HI

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Sunday, September 18, 2011

  Actual Average Record
Temperature  
Mean Temperature 77 °F 79 °F  
Max Temperature 88 °F 88 °F 94 °F (1953)
Min Temperature 65 °F 70 °F 61 °F (1952)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 0  
Cooling Degree Days 12 14  
Month to date cooling degree days 205 254  
Year to date cooling degree days 2842 2796  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 63 °F    
Average Humidity 62    
Maximum Humidity 81    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in 0.01 in 0.81 in (1994)
Month to date precipitation 0.05 0.21  
Year to date precipitation 10.40 10.91  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 10 mph (ENE)    
Max Wind Speed 24 mph    
Max Gust Speed 35 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 18, 2011 Rise Set
Actual Time 6:13 AM HST 6:25 PM HST
Civil Twilight 5:51 AM HST 6:47 PM HST
Nautical Twilight 5:25 AM HST 7:13 PM HST
Astronomical Twilight 4:59 AM HST 7:39 PM HST
Moon 10:41 PM HST (9/18) 11:30 AM HST (9/18)
Length of Visible Light 12h 56m
Length of Day
12h 12m
Waning Gibbous, 66% of the Moon is Illuminated
Sep 18
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Hourly Weather History & Observations

Time (HST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 75.0 °F - 62.1 °F 64% 30.08 in 10.0 mi NE 9.2 mph - N/A   Mostly Cloudy
1:54 AM 77.0 °F - 61.0 °F 58% 30.07 in 10.0 mi NNW 6.9 mph - N/A   Overcast
2:54 AM 73.0 °F - 62.1 °F 68% 30.05 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
3:54 AM 72.0 °F - 61.0 °F 68% 30.04 in 10.0 mi ESE 4.6 mph - N/A   Clear
4:54 AM 66.9 °F - 61.0 °F 81% 30.05 in 10.0 mi SE 3.5 mph - N/A   Clear
5:54 AM 68.0 °F - 62.1 °F 81% 30.06 in 10.0 mi ESE 6.9 mph - N/A   Partly Cloudy
6:14 AM 66.2 °F - 62.6 °F 88% 30.04 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:54 AM 68.0 °F - 62.1 °F 81% 30.06 in 10.0 mi Variable 6.9 mph - N/A   Scattered Clouds
7:54 AM 73.9 °F - 64.0 °F 71% 30.08 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
8:54 AM 82.9 °F 84.0 °F 63.0 °F 51% 30.08 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
9:54 AM 84.9 °F 85.4 °F 62.1 °F 46% 30.08 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:49 AM 87.8 °F 88.5 °F 62.6 °F 43% 30.06 in 10.0 mi East 13.8 mph 24.2 mph N/A   Partly Cloudy
10:54 AM 87.1 °F 87.5 °F 62.1 °F 43% 30.07 in 10.0 mi East 13.8 mph 21.9 mph N/A   Partly Cloudy
11:54 AM 86.0 °F 86.8 °F 63.0 °F 46% 30.05 in 10.0 mi ENE 23.0 mph 27.6 mph N/A   Partly Cloudy
12:54 PM 87.1 °F 88.9 °F 64.9 °F 48% 30.03 in 10.0 mi ENE 17.3 mph 26.5 mph N/A   Partly Cloudy
1:54 PM 87.1 °F 89.2 °F 66.0 °F 49% 30.01 in 10.0 mi East 19.6 mph 29.9 mph N/A   Partly Cloudy
2:54 PM 82.9 °F 84.4 °F 64.0 °F 53% 30.00 in 10.0 mi ENE 20.7 mph 31.1 mph N/A   Partly Cloudy
3:54 PM 82.9 °F 84.0 °F 63.0 °F 51% 29.99 in 10.0 mi ENE 18.4 mph 25.3 mph N/A   Scattered Clouds
4:54 PM 82.0 °F 83.4 °F 64.0 °F 54% 30.00 in 10.0 mi ENE 23.0 mph 31.1 mph N/A   Partly Cloudy
5:54 PM 79.0 °F - 64.9 °F 62% 30.02 in 10.0 mi ENE 15.0 mph 25.3 mph N/A   Partly Cloudy
6:54 PM 75.9 °F - 66.0 °F 71% 30.04 in 10.0 mi ENE 15.0 mph 23.0 mph N/A   Clear
7:54 PM 75.9 °F - 64.0 °F 67% 30.06 in 10.0 mi ENE 12.7 mph 20.7 mph N/A   Clear
8:54 PM 75.0 °F - 63.0 °F 66% 30.08 in 10.0 mi ENE 16.1 mph 27.6 mph N/A   Partly Cloudy
9:54 PM 75.9 °F - 64.0 °F 67% 30.09 in 10.0 mi NE 18.4 mph - N/A   Clear
10:54 PM 75.9 °F - 63.0 °F 64% 30.08 in 10.0 mi ENE 10.4 mph 19.6 mph N/A   Clear
11:54 PM 75.0 °F - 64.0 °F 69% 30.07 in 10.0 mi NE 16.1 mph - N/A   Partly Cloudy