Weather History for Hilo, HI

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Friday, April 25, 2014

  Actual Average Record
Temperature  
Mean Temperature 73 °F 72 °F  
Max Temperature 77 °F 79 °F 85 °F (1977)
Min Temperature 69 °F 66 °F 62 °F (1970)
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 8 7  
Month to date cooling degree days 210 175  
Year to date cooling degree days 904 756  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 87    
Maximum Humidity 100    
Minimum Humidity 74    
Precipitation  
Precipitation 0.54 in 0.34 in 2.11 in (1979)
Month to date precipitation 11.79 9.91  
Year to date precipitation 38.75 42.16  
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 30.13 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 25, 2014 Rise Set
Actual Time 5:55 AM HST 6:41 PM HST
Civil Twilight 5:32 AM HST 7:04 PM HST
Nautical Twilight 5:05 AM HST 7:31 PM HST
Astronomical Twilight 4:38 AM HST 7:58 PM HST
Moon 3:19 AM HST (4/25) 3:42 PM HST (4/25)
Length of Visible Light 13h 31m
Length of Day
12h 46m
Waning Crescent, 13% of the Moon is Illuminated
Apr 25
Waning Crescent
Apr 28
New
May 6
First Quarter
May 14
Full
May 21
Last Quarter

Hourly Weather History & Observations

Time (HST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 70.0 °F 70.0 °F 100% 30.13 in 2.0 mi NW 4.6 mph - 0.10 in Rain Heavy Rain
12:26 AM 70.0 °F 70.0 °F 100% 30.13 in 5.0 mi WNW 5.8 mph - 0.17 in Rain Light Rain
12:53 AM 70.0 °F 69.1 °F 97% 30.12 in 10.0 mi WSW 8.1 mph - 0.19 in Rain Light Rain
1:53 AM 70.0 °F 69.1 °F 97% 30.10 in 10.0 mi Calm Calm - 0.03 in   Overcast
2:27 AM 70.0 °F 69.1 °F 97% 30.09 in 10.0 mi SW 5.8 mph - 0.03 in   Mostly Cloudy
2:53 AM 70.0 °F 69.1 °F 97% 30.09 in 10.0 mi South 4.6 mph - 0.03 in   Mostly Cloudy
3:53 AM 71.1 °F 70.0 °F 96% 30.09 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
4:53 AM 71.1 °F 69.1 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 72.0 °F 69.1 °F 91% 30.11 in 10.0 mi NNW 3.5 mph - 0.00 in   Overcast
6:00 AM 72.0 °F 69.1 °F 91% 30.12 in 4.0 mi Calm Calm - 0.00 in Rain Light Rain
6:06 AM 71.1 °F 69.1 °F 93% 30.12 in 2.0 mi WNW 6.9 mph - 0.03 in Rain Heavy Rain
6:15 AM 70.0 °F 68.0 °F 93% 30.11 in 4.0 mi West 8.1 mph - 0.14 in Rain Rain
6:39 AM 70.0 °F 69.1 °F 97% 30.13 in 10.0 mi West 5.8 mph - 0.15 in Rain Light Rain
6:53 AM 71.1 °F 69.1 °F 93% 30.13 in 10.0 mi Calm Calm - 0.15 in   Mostly Cloudy
7:53 AM 72.0 °F 69.1 °F 91% 30.16 in 10.0 mi ENE 17.3 mph 25.3 mph 0.00 in Rain Light Rain
8:53 AM 73.0 °F 69.1 °F 87% 30.17 in 6.0 mi NW 6.9 mph - 0.01 in   Overcast
9:51 AM 73.4 °F 69.8 °F 88% 30.18 in 8.0 mi Variable 4.6 mph - 0.01 in Rain Light Rain
9:53 AM 73.0 °F 69.1 °F 87% 30.17 in 7.0 mi Variable 3.5 mph - 0.02 in Rain Light Rain
10:18 AM 72.0 °F 68.0 °F 87% 30.17 in 4.0 mi Variable 4.6 mph - 0.00 in Rain Light Rain
10:53 AM 75.9 °F 71.1 °F 85% 30.16 in 10.0 mi North - - 0.01 in   Mostly Cloudy
11:03 AM 73.0 °F 71.1 °F 93% 30.16 in 7.0 mi East 18.4 mph - 0.00 in Rain Light Rain
11:10 AM 72.0 °F 70.0 °F 93% 30.16 in 2.5 mi East 11.5 mph - 0.00 in Rain Light Rain
11:32 AM 73.0 °F 69.1 °F 87% 30.15 in 10.0 mi Variable 3.5 mph - 0.00 in   Overcast
11:53 AM 73.0 °F 70.0 °F 90% 30.15 in 10.0 mi West 5.8 mph - 0.00 in   Overcast
12:24 PM 73.0 °F 70.0 °F 90% 30.14 in 8.0 mi NW 6.9 mph - 0.00 in Rain Light Rain
12:29 PM 73.0 °F 69.1 °F 87% 30.14 in 2.0 mi Variable 4.6 mph - 0.00 in Rain Light Rain
12:44 PM 73.0 °F 71.1 °F 93% 30.14 in 3.0 mi Calm Calm - 0.09 in Rain Light Rain
12:53 PM 73.0 °F 71.1 °F 93% 30.13 in 10.0 mi SW 5.8 mph - 0.10 in   Overcast
1:29 PM 75.0 °F 70.0 °F 84% 30.12 in 9.0 mi East 15.0 mph 20.7 mph 0.00 in Rain Light Rain
1:53 PM 77.0 °F 68.0 °F 74% 30.11 in 10.0 mi ENE 11.5 mph - 0.00 in   Overcast
2:53 PM 73.9 °F 68.0 °F 82% 30.10 in 10.0 mi NE 10.4 mph 16.1 mph N/A   Overcast
3:17 PM 72.0 °F 70.0 °F 93% 30.10 in 5.0 mi Variable 4.6 mph - 0.00 in Rain Light Rain
3:53 PM 72.0 °F 70.0 °F 93% 30.09 in 10.0 mi WNW 5.8 mph - 0.00 in   Overcast
4:53 PM 72.0 °F 69.1 °F 91% 30.09 in 10.0 mi West 5.8 mph - N/A   Overcast
5:53 PM 73.0 °F 69.1 °F 87% 30.10 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
6:35 PM 73.0 °F 69.1 °F 87% 30.11 in 7.0 mi North 3.5 mph - 0.00 in Rain Rain
6:53 PM 72.0 °F 68.0 °F 87% 30.11 in 10.0 mi West 3.5 mph - 0.02 in   Overcast
7:53 PM 72.0 °F 70.0 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 71.1 °F 70.0 °F 96% 30.14 in 10.0 mi SW 4.6 mph - N/A   Overcast
9:15 PM 71.1 °F 69.1 °F 93% 30.15 in 10.0 mi SW 3.5 mph - N/A   Overcast
9:30 PM 72.0 °F 69.1 °F 91% 30.14 in 10.0 mi WSW 4.6 mph - N/A   Overcast
9:53 PM 71.1 °F 69.1 °F 93% 30.14 in 10.0 mi Variable 3.5 mph - N/A   Overcast
10:53 PM 70.0 °F 68.0 °F 93% 30.14 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
11:53 PM 69.1 °F 68.0 °F 96% 30.14 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy