Weather History for Hilo, HI

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Sunday, December 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 77 °F 73 °F  
Max Temperature 83 °F 80 °F 86 °F (1977)
Min Temperature 70 °F 66 °F 59 °F (1972)
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 8  
Month to date cooling degree days 12 8  
Year to date cooling degree days 3304 3015  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 78    
Maximum Humidity 97    
Minimum Humidity 58    
Precipitation  
Precipitation 0.02 in 0.42 in 4.77 in (1991)
Month to date precipitation 0.02 0.42  
Year to date precipitation 82.00 115.57  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 01, 2013 Rise Set
Actual Time 6:38 AM HST 5:40 PM HST
Civil Twilight 6:14 AM HST 6:03 PM HST
Nautical Twilight 5:47 AM HST 6:31 PM HST
Astronomical Twilight 5:20 AM HST 6:57 PM HST
Moon 5:17 AM HST (12/1) 4:52 PM HST (12/1)
Length of Visible Light 11h 48m
Length of Day
11h 01m
Waning Crescent, 2% of the Moon is Illuminated
Dec 1
Waning Crescent
Dec 2
New
Dec 9
First Quarter
Dec 16
Full
Dec 25
Last Quarter

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 72.0 °F - 68.0 °F 87% 30.01 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
1:53 AM 72.0 °F - 68.0 °F 87% 30.00 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
2:53 AM 73.0 °F - 68.0 °F 84% 29.99 in 10.0 mi SSE 10.4 mph - N/A   Scattered Clouds
3:53 AM 72.0 °F - 69.1 °F 91% 29.99 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
4:53 AM 71.1 °F - 69.1 °F 93% 29.97 in 10.0 mi South 8.1 mph - N/A   Partly Cloudy
5:53 AM 71.1 °F - 68.0 °F 90% 29.95 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
6:21 AM 72.0 °F - 69.1 °F 91% 29.97 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
6:53 AM 73.0 °F - 69.1 °F 87% 29.99 in 10.0 mi SW 8.1 mph - N/A   Overcast
7:44 AM 71.1 °F - 70.0 °F 96% 30.01 in 10.0 mi SW 8.1 mph - 0.02 in   Mostly Cloudy
7:53 AM 72.0 °F - 70.0 °F 93% 30.01 in 10.0 mi SW 6.9 mph - 0.02 in   Mostly Cloudy
8:53 AM 73.9 °F - 69.1 °F 85% 30.03 in 10.0 mi South 9.2 mph 16.1 mph N/A   Mostly Cloudy
9:53 AM 75.9 °F - 70.0 °F 82% 30.03 in 10.0 mi SSW 4.6 mph - N/A   Overcast
10:53 AM 80.1 °F 82.9 °F 69.1 °F 69% 30.01 in 10.0 mi SSE 8.1 mph - N/A   Overcast
11:53 AM 80.1 °F 82.1 °F 66.0 °F 62% 29.99 in 10.0 mi SSE 9.2 mph - N/A   Overcast
12:53 PM 81.0 °F 83.0 °F 66.0 °F 60% 29.96 in 10.0 mi SSE 9.2 mph - N/A   Overcast
1:53 PM 82.0 °F 84.5 °F 66.9 °F 60% 29.94 in 10.0 mi SSE 11.5 mph - N/A   Partly Cloudy
2:53 PM 73.0 °F - 70.0 °F 90% 29.94 in 7.0 mi SSW 6.9 mph - 0.00 in Rain Light Rain
3:53 PM 78.1 °F - 71.1 °F 79% 29.94 in 10.0 mi SW 4.6 mph - 0.00 in   Scattered Clouds
4:53 PM 78.1 °F - 69.1 °F 74% 29.95 in 10.0 mi SE 4.6 mph - N/A   Overcast
5:53 PM 73.0 °F - 71.1 °F 93% 29.97 in 10.0 mi ESE 10.4 mph - N/A   Scattered Clouds
6:53 PM 73.0 °F - 69.1 °F 87% 29.99 in 10.0 mi SSE 8.1 mph - N/A   Overcast
7:53 PM 72.0 °F - 69.1 °F 91% 30.02 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
8:53 PM 71.1 °F - 69.1 °F 93% 30.03 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
9:53 PM 70.0 °F - 68.0 °F 93% 30.01 in 10.0 mi SE 3.5 mph - N/A   Scattered Clouds
10:53 PM 71.1 °F - 68.0 °F 90% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
11:53 PM 70.0 °F - 69.1 °F 97% 30.01 in 10.0 mi SW 6.9 mph - 0.00 in   Overcast