Weather History for Hilo, HI

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Thursday, January 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 72 °F 71 °F  
Max Temperature 81 °F 79 °F 88 °F (1974)
Min Temperature 62 °F 64 °F 54 °F (1980)
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 7 6  
Month to date cooling degree days 138 125  
Year to date cooling degree days 138 125  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 72    
Maximum Humidity 90    
Minimum Humidity 54    
Precipitation  
Precipitation T in 0.30 in 9.51 in (1990)
Month to date precipitation 1.59 5.28  
Year to date precipitation 1.59 5.28  
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 30.11 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 19, 2012 Rise Set
Actual Time 6:57 AM HST 6:04 PM HST
Civil Twilight 6:34 AM HST 6:27 PM HST
Nautical Twilight 6:07 AM HST 6:54 PM HST
Astronomical Twilight 5:40 AM HST 7:21 PM HST
Moon 3:37 AM HST (1/19) 2:55 PM HST (1/19)
Length of Visible Light 11h 53m
Length of Day
11h 06m
Waning Crescent, 14% of the Moon is Illuminated
Jan 19
Waning Crescent
Jan 22
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
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 64.9 °F - 61.0 °F 87% 30.08 in 10.0 mi SSW 3.5 mph - N/A   Clear
1:53 AM 64.0 °F - 60.1 °F 87% 30.07 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:53 AM 64.0 °F - 57.9 °F 80% 30.06 in 10.0 mi SSW 5.8 mph - N/A   Clear
3:53 AM 63.0 °F - 57.0 °F 81% 30.06 in 10.0 mi SW 3.5 mph - N/A   Clear
4:53 AM 63.0 °F - 55.9 °F 78% 30.08 in 10.0 mi SSW 3.5 mph - N/A   Clear
5:53 AM 62.1 °F - 57.0 °F 84% 30.09 in 10.0 mi SW 5.8 mph - N/A   Clear
6:53 AM 63.0 °F - 57.0 °F 81% 30.11 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
7:53 AM 66.0 °F - 57.0 °F 73% 30.12 in 10.0 mi SW 5.8 mph - N/A   Clear
8:53 AM 73.0 °F - 60.1 °F 64% 30.13 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
9:53 AM 78.1 °F - 64.0 °F 62% 30.14 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
10:53 AM 79.0 °F - 64.9 °F 62% 30.12 in 10.0 mi SE 8.1 mph - N/A   Partly Cloudy
11:53 AM 81.0 °F 82.7 °F 64.9 °F 58% 30.10 in 10.0 mi SE 10.4 mph - N/A   Partly Cloudy
12:53 PM 81.0 °F 82.2 °F 63.0 °F 54% 30.08 in 10.0 mi ESE 13.8 mph - N/A   Partly Cloudy
1:53 PM 79.0 °F - 66.0 °F 64% 30.06 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
2:53 PM 77.0 °F - 66.0 °F 69% 30.06 in 10.0 mi East 13.8 mph - N/A   Mostly Cloudy
3:53 PM 77.0 °F - 64.9 °F 66% 30.06 in 10.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
4:53 PM 75.9 °F - 66.9 °F 74% 30.09 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
5:53 PM 73.0 °F - 66.0 °F 79% 30.10 in 10.0 mi SE 3.5 mph - N/A   Overcast
6:53 PM 71.1 °F - 66.0 °F 84% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 PM 69.1 °F - 66.0 °F 90% 30.14 in 10.0 mi SSW 3.5 mph - N/A   Clear
8:39 PM 69.8 °F - 64.4 °F 83% 30.15 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
8:53 PM 69.1 °F - 64.9 °F 87% 30.16 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
9:15 PM 69.8 °F - 64.4 °F 83% 30.16 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
9:53 PM 69.1 °F - 64.9 °F 87% 30.16 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
10:20 PM 69.8 °F - 64.4 °F 83% 30.17 in 10.0 mi SSW 3.5 mph - 0.00 in Rain Light Rain
10:53 PM 69.1 °F - 64.0 °F 84% 30.16 in 10.0 mi SW 4.6 mph - 0.00 in Rain Light Rain
11:53 PM 66.9 °F - 57.0 °F 70% 30.15 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy