Weather History for Hilo, HI

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Thursday, April 11, 2013

  Actual Average Record
Temperature  
Mean Temperature 74 °F 72 °F  
Max Temperature 80 °F 79 °F 84 °F (1961)
Min Temperature 67 °F 65 °F 60 °F (1957)
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 9 7  
Month to date cooling degree days 83 77  
Year to date cooling degree days 657 658  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 76    
Maximum Humidity 90    
Minimum Humidity 62    
Precipitation  
Precipitation T in 0.40 in 4.64 in (2004)
Month to date precipitation 0.75 4.68  
Year to date precipitation 36.39 36.93  
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 30.04 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 18 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 11, 2013 Rise Set
Actual Time 6:05 AM HST 6:37 PM HST
Civil Twilight 5:42 AM HST 6:59 PM HST
Nautical Twilight 5:16 AM HST 7:25 PM HST
Astronomical Twilight 4:50 AM HST 7:52 PM HST
Moon 6:56 AM HST (4/11) 8:06 PM HST (4/11)
Length of Visible Light 13h 16m
Length of Day
12h 32m
New Moon, 2% of the Moon is Illuminated
Apr 11
New Moon
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
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 71.1 °F - 64.9 °F 81% 30.08 in 10.0 mi WSW 5.8 mph - N/A   Overcast
1:03 AM 70.0 °F - 64.9 °F 84% 30.08 in 10.0 mi SW 4.6 mph - N/A   Overcast
1:53 AM 71.1 °F - 64.9 °F 81% 30.06 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
2:25 AM 70.0 °F - 64.9 °F 84% 30.05 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
2:53 AM 70.0 °F - 64.0 °F 81% 30.04 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
3:53 AM 69.1 °F - 64.0 °F 84% 30.03 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
4:53 AM 68.0 °F - 64.0 °F 87% 30.03 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
5:53 AM 66.9 °F - 63.0 °F 87% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Partly Cloudy
6:53 AM 68.0 °F - 62.1 °F 81% 30.06 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
7:53 AM 71.1 °F - 64.0 °F 78% 30.07 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
8:53 AM 73.9 °F - 66.9 °F 79% 30.09 in 9.0 mi SSE 9.2 mph - 0.00 in   Drizzle
9:53 AM 72.0 °F - 68.0 °F 87% 30.09 in 8.0 mi South 5.8 mph - 0.00 in Rain Light Rain
10:06 AM 73.0 °F - 66.9 °F 81% 30.09 in 10.0 mi SW 3.5 mph - 0.00 in   Overcast
10:53 AM 78.1 °F - 68.0 °F 71% 30.08 in 10.0 mi East 15.0 mph - 0.00 in   Mostly Cloudy
11:53 AM 80.1 °F 82.1 °F 66.0 °F 62% 30.05 in 10.0 mi SE 8.1 mph - N/A   Mostly Cloudy
12:53 PM 79.0 °F - 66.9 °F 66% 30.03 in 10.0 mi ESE 13.8 mph - N/A   Mostly Cloudy
1:53 PM 79.0 °F - 64.9 °F 62% 30.00 in 10.0 mi SE 12.7 mph 21.9 mph 0.00 in   Mostly Cloudy
2:53 PM 78.1 °F - 64.9 °F 64% 29.99 in 10.0 mi East 12.7 mph - N/A   Overcast
3:53 PM 78.1 °F - 64.9 °F 64% 29.99 in 10.0 mi ESE 11.5 mph - N/A   Overcast
4:53 PM 75.9 °F - 66.0 °F 71% 29.98 in 10.0 mi ESE 8.1 mph - 0.00 in Rain Light Rain
5:53 PM 75.9 °F - 63.0 °F 64% 29.98 in 10.0 mi SE 10.4 mph - 0.00 in   Overcast
6:53 PM 75.0 °F - 63.0 °F 66% 30.00 in 10.0 mi South 3.5 mph - N/A   Overcast
7:53 PM 73.0 °F - 64.9 °F 76% 30.02 in 10.0 mi SSW 4.6 mph - N/A   Overcast
8:53 PM 72.0 °F - 64.9 °F 78% 30.03 in 10.0 mi WSW 5.8 mph - N/A   Overcast
9:39 PM 72.0 °F - 64.0 °F 76% 30.04 in 10.0 mi WSW 6.9 mph - N/A   Overcast
9:53 PM 72.0 °F - 64.0 °F 76% 30.04 in 10.0 mi SW 4.6 mph - N/A   Overcast
10:53 PM 70.0 °F - 64.0 °F 81% 30.04 in 10.0 mi SSW 4.6 mph - N/A   Clear
11:53 PM 69.1 °F - 64.0 °F 84% 30.02 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy