Weather History for Hilo, HI

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Monday, May 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 74 °F 75 °F  
Max Temperature 81 °F 81 °F 88 °F (1992)
Min Temperature 67 °F 68 °F 61 °F (2003)
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 9  
Month to date cooling degree days 278 231  
Year to date cooling degree days 1111 1028  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 81    
Maximum Humidity 100    
Minimum Humidity 62    
Precipitation  
Precipitation 0.30 in 0.21 in 1.42 in (1970)
Month to date precipitation 6.03 7.29  
Year to date precipitation 44.64 51.08  
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 30.10 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 27, 2013 Rise Set
Actual Time 5:41 AM HST 6:53 PM HST
Civil Twilight 5:17 AM HST 7:17 PM HST
Nautical Twilight 4:48 AM HST 7:46 PM HST
Astronomical Twilight 4:19 AM HST 8:15 PM HST
Moon 9:51 PM HST (5/27) 8:25 AM HST (5/27)
Length of Visible Light 14h 00m
Length of Day
13h 12m
Waning Gibbous, 89% of the Moon is Illuminated
May 27
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

Hourly Weather History & Observations

Time (HST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:35 AM 68.0 °F - 64.9 °F 90% 30.13 in 3.0 mi North 3.5 mph - 0.08 in Rain Heavy Rain
12:53 AM 66.9 °F - 64.9 °F 93% 30.12 in 4.0 mi WNW 5.8 mph - 0.12 in Rain Rain
1:20 AM 66.9 °F - 64.9 °F 93% 30.11 in 9.0 mi WSW 5.8 mph - 0.02 in Rain Light Rain
1:34 AM 66.9 °F - 64.9 °F 93% 30.11 in 4.0 mi WSW 4.6 mph - 0.04 in Rain Rain
1:53 AM 66.9 °F - 66.0 °F 97% 30.10 in 6.0 mi WSW 4.6 mph - 0.05 in Rain Rain
2:24 AM 68.0 °F - 66.0 °F 93% 30.09 in 10.0 mi Calm Calm - 0.04 in Rain Light Rain
2:31 AM 68.0 °F - 66.0 °F 93% 30.09 in 10.0 mi Calm Calm - 0.04 in Rain Light Rain
2:53 AM 68.0 °F - 66.0 °F 93% 30.08 in 10.0 mi SW 5.8 mph - 0.04 in Rain Light Rain
3:53 AM 68.0 °F - 66.0 °F 93% 30.07 in 10.0 mi West 9.2 mph - 0.01 in Rain Light Rain
4:53 AM 68.0 °F - 64.9 °F 90% 30.07 in 10.0 mi West 5.8 mph - 0.00 in Rain Light Rain
5:53 AM 69.1 °F - 66.0 °F 90% 30.08 in 10.0 mi West 8.1 mph - 0.00 in Rain Light Rain
6:53 AM 69.1 °F - 66.0 °F 90% 30.10 in 10.0 mi SW 4.6 mph - 0.01 in Rain Light Rain
7:07 AM 69.1 °F - 66.0 °F 90% 30.11 in 2.5 mi WSW 4.6 mph - 0.00 in Rain Heavy Rain
7:21 AM 69.1 °F - 66.0 °F 90% 30.11 in 10.0 mi WSW 4.6 mph - 0.04 in Rain Light Rain
7:33 AM 69.1 °F - 66.0 °F 90% 30.12 in 10.0 mi South 3.5 mph - 0.05 in Rain Light Rain
7:45 AM 69.1 °F - 66.0 °F 90% 30.12 in 2.0 mi Calm Calm - 0.05 in Rain Light Rain
7:53 AM 69.1 °F - 66.0 °F 90% 30.12 in 2.0 mi West 4.6 mph - 0.05 in Rain Light Rain
8:15 AM 70.0 °F - 68.0 °F 93% 30.12 in 2.5 mi WNW 9.2 mph - 0.02 in Rain Light Rain
8:31 AM 70.0 °F - 66.9 °F 90% 30.12 in 10.0 mi West 8.1 mph - 0.03 in Rain Light Rain
8:53 AM 71.1 °F - 66.9 °F 87% 30.12 in 10.0 mi WSW 8.1 mph - 0.03 in Rain Light Rain
9:53 AM 75.0 °F - 66.9 °F 76% 30.12 in 10.0 mi WSW 6.9 mph - 0.00 in Rain Light Rain
10:53 AM 78.1 °F - 64.9 °F 64% 30.11 in 10.0 mi Variable 5.8 mph - 0.00 in   Overcast
11:16 AM 78.1 °F - 66.0 °F 66% 30.11 in 10.0 mi SE 4.6 mph - N/A   Overcast
11:24 AM 80.1 °F 82.3 °F 66.9 °F 64% 30.11 in 10.0 mi Variable 4.6 mph - N/A   Overcast
11:53 AM 80.1 °F 82.3 °F 66.9 °F 64% 30.10 in 10.0 mi East 11.5 mph 18.4 mph N/A   Mostly Cloudy
12:53 PM 79.0 °F - 66.0 °F 64% 30.09 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
1:53 PM 77.0 °F - 68.0 °F 74% 30.08 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
2:53 PM 75.9 °F - 66.9 °F 74% 30.07 in 10.0 mi Variable 3.5 mph - 0.00 in   Overcast
3:35 PM 75.9 °F - 66.9 °F 74% 30.07 in 10.0 mi North 5.8 mph - N/A   Overcast
3:53 PM 75.9 °F - 66.9 °F 74% 30.06 in 10.0 mi ENE 6.9 mph - N/A   Overcast
4:10 PM 75.9 °F - 64.9 °F 69% 30.07 in 10.0 mi East 9.2 mph - 0.00 in Rain Light Rain
4:19 PM 73.9 °F - 64.9 °F 73% 30.07 in 10.0 mi SSW 11.5 mph - 0.00 in Rain Light Rain
4:53 PM 72.0 °F - 66.9 °F 84% 30.06 in 9.0 mi WSW 9.2 mph - 0.00 in Rain Light Rain
5:04 PM 71.1 °F - 66.9 °F 87% 30.06 in 9.0 mi West 8.1 mph - 0.01 in Rain Light Rain
5:42 PM 71.1 °F - 66.9 °F 87% 30.08 in 2.0 mi SSW 8.1 mph - 0.01 in Rain Heavy Rain
5:49 PM 71.6 °F - 66.2 °F 83% 30.07 in 1.2 mi Variable 4.6 mph - 0.12 in Rain Heavy Rain
5:53 PM 71.1 °F - 66.9 °F 87% 30.07 in 3.0 mi WSW 5.8 mph - 0.14 in Rain Light Rain
6:53 PM 70.0 °F - 66.9 °F 90% 30.09 in 10.0 mi WSW 6.9 mph - 0.00 in Rain Light Rain
7:40 PM 71.1 °F - 66.9 °F 87% 30.11 in 7.0 mi East 12.7 mph 17.3 mph 0.00 in Rain Light Rain
7:53 PM 70.0 °F - 66.9 °F 90% 30.12 in 3.0 mi SE 8.1 mph - 0.09 in Rain Heavy Rain
8:14 PM 69.1 °F - 66.9 °F 93% 30.13 in 2.5 mi WSW 5.8 mph - 0.16 in Rain Heavy Rain
8:19 PM 69.1 °F - 66.9 °F 93% 30.13 in 5.0 mi WSW 6.9 mph - 0.17 in Rain Light Rain
8:53 PM 69.1 °F - 66.9 °F 93% 30.14 in 5.0 mi South 6.9 mph - 0.19 in Rain Rain
9:53 PM 69.1 °F - 64.9 °F 87% 30.14 in 10.0 mi SW 8.1 mph - 0.08 in Rain Light Rain
10:53 PM 68.0 °F - 66.0 °F 93% 30.15 in 4.0 mi ESE 5.8 mph - 0.10 in Rain Heavy Rain
11:53 PM 68.0 °F - 66.0 °F 93% 30.12 in 10.0 mi WSW 8.1 mph - 0.21 in Rain Light Rain