Weather History for Hilo, HI

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Sunday, January 1, 2012

  Actual Average Record
Temperature  
Mean Temperature 72 °F 72 °F  
Max Temperature 79 °F 79 °F 85 °F (1969)
Min Temperature 64 °F 64 °F 57 °F (1969)
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 7  
Month to date cooling degree days 7 7  
Year to date cooling degree days 7 7  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 81    
Maximum Humidity 93    
Minimum Humidity 68    
Precipitation  
Precipitation 0.07 in 0.29 in 4.18 in (1990)
Month to date precipitation 0.07 0.29  
Year to date precipitation 0.07 0.29  
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 30.03 in    
Wind  
Wind Speed 5 mph (WSW)    
Max Wind Speed 13 mph    
Max Gust Speed 15 mph    
Visibility 8 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 01, 2012 Rise Set
Actual Time 6:54 AM HST 5:52 PM HST
Civil Twilight 6:30 AM HST 6:16 PM HST
Nautical Twilight 6:03 AM HST 6:44 PM HST
Astronomical Twilight 5:36 AM HST 7:11 PM HST
Moon 12:21 PM HST (1/1) 12:29 AM HST (1/1)
Length of Visible Light 11h 45m
Length of Day
10h 58m
First Quarter, 56% of the Moon is Illuminated
Jan 1
First Quarter
Jan 8
Full
Jan 15
Last Quarter
Jan 22
New
Jan 30
First Quarter

Hourly Weather History & Observations

Time (HST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:12 AM 69.8 °F 66.2 °F 88% 30.05 in 4.0 mi Calm Calm - 0.00 in Rain Light Rain
12:19 AM 69.8 °F 66.2 °F 88% 30.05 in 3.0 mi WNW 4.6 mph - 0.01 in Rain Light Rain
12:26 AM 69.8 °F 66.2 °F 88% 30.05 in 1.8 mi WSW 4.6 mph - 0.01 in Rain Light Rain
12:29 AM 69.8 °F 66.2 °F 88% 30.05 in 0.8 mi WSW 5.8 mph - 0.01 in Rain Light Rain
12:34 AM 68.0 °F 66.2 °F 94% 30.05 in 0.2 mi WSW 6.9 mph - 0.02 in Fog , Rain Light Rain
12:45 AM 68.0 °F 66.2 °F 94% 30.04 in 0.5 mi West 5.8 mph - 0.03 in Fog , Rain Light Rain
12:53 AM 68.0 °F 66.0 °F 93% 30.04 in 1.0 mi West 6.9 mph - 0.03 in Rain Light Rain
1:02 AM 68.0 °F 66.2 °F 94% 30.04 in 1.0 mi West 5.8 mph - N/A   Overcast
1:20 AM 66.2 °F 62.6 °F 88% 30.04 in 2.0 mi West 4.6 mph - N/A   Mostly Cloudy
1:41 AM 64.4 °F 62.6 °F 94% 30.03 in 7.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
1:53 AM 64.9 °F 63.0 °F 93% 30.02 in 8.0 mi SW 3.5 mph - N/A   Mostly Cloudy
2:11 AM 66.2 °F 62.6 °F 88% 30.02 in 8.0 mi WSW 5.8 mph - N/A   Overcast
2:22 AM 64.4 °F 62.6 °F 94% 30.01 in 8.0 mi SW 4.6 mph - 0.00 in Rain Light Rain
2:53 AM 66.0 °F 63.0 °F 90% 30.00 in 10.0 mi SW 5.8 mph - 0.00 in   Overcast
3:28 AM 66.2 °F 64.4 °F 94% 30.00 in 10.0 mi WSW 6.9 mph - N/A   Overcast
3:43 AM 66.2 °F 62.6 °F 88% 30.00 in 10.0 mi WSW 6.9 mph - 0.00 in Rain Light Rain
3:53 AM 64.9 °F 62.1 °F 90% 30.00 in 10.0 mi SW 6.9 mph - 0.00 in   Mostly Cloudy
4:53 AM 66.0 °F 61.0 °F 84% 30.00 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
5:53 AM 64.9 °F 60.1 °F 84% 30.02 in 10.0 mi SW 4.6 mph - N/A   Clear
6:53 AM 64.0 °F 57.9 °F 80% 30.04 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
7:53 AM 66.0 °F 60.1 °F 81% 30.06 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
8:53 AM 73.0 °F 63.0 °F 71% 30.09 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 73.9 °F 66.0 °F 76% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 75.0 °F 68.0 °F 79% 30.07 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
11:53 AM 77.0 °F 66.0 °F 69% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 PM 75.9 °F 66.0 °F 71% 30.00 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
1:53 PM 75.9 °F 66.9 °F 74% 29.98 in 10.0 mi NE 9.2 mph - N/A   Mostly Cloudy
2:43 PM 75.2 °F 66.2 °F 73% 29.99 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
2:53 PM 75.9 °F 68.0 °F 76% 29.98 in 10.0 mi NE 9.2 mph - N/A   Mostly Cloudy
3:10 PM 75.2 °F 66.2 °F 73% 29.99 in 10.0 mi ENE 8.1 mph - N/A   Mostly Cloudy
3:53 PM 75.0 °F 68.0 °F 79% 30.00 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
4:16 PM 71.6 °F 68.0 °F 88% 30.01 in 2.0 mi Calm Calm - 0.02 in Rain Light Rain
4:26 PM 71.6 °F 68.0 °F 88% 30.01 in 8.0 mi Calm Calm - 0.02 in Rain Light Rain
4:36 PM 73.4 °F 68.0 °F 83% 30.02 in 8.0 mi ESE 5.8 mph - 0.02 in Rain Light Rain
4:53 PM 72.0 °F 69.1 °F 91% 30.02 in 8.0 mi Calm Calm - 0.04 in Rain Light Rain
5:53 PM 71.1 °F 68.0 °F 90% 30.04 in 10.0 mi SW 3.5 mph - 0.00 in   Scattered Clouds
6:53 PM 69.1 °F 66.9 °F 93% 30.06 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
7:53 PM 68.0 °F 66.0 °F 93% 30.08 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
8:53 PM 69.1 °F 66.0 °F 90% 30.09 in 10.0 mi SW 5.8 mph - 0.00 in   Mostly Cloudy
9:53 PM 66.9 °F 64.9 °F 93% 30.09 in 10.0 mi WSW 3.5 mph - N/A   Clear
10:53 PM 66.9 °F 64.9 °F 93% 30.09 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
11:53 PM 66.9 °F 64.0 °F 90% 30.09 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy