Weather History for Hilo, HI

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Week of May 12, 2013 through May 18, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 83 °F 81 °F
Mean Temperature 77 °F 76 °F 74 °F
Min Temperature 70 °F 68 °F 67 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 12 11 9 75
Growing Degree Days (base 50) 26 25 23 173
Dew Point  
Dew Point 69 °F 65 °F 60 °F
Precipitation  
Precipitation 0.38 in 0.13 in 0.01 in 0.76 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 18 mph 6 mph 0 mph
Gust Wind 23 mph - -
Sea Level Pressure  
Sea Level Pressure 30.17 in 30.08 in 29.98 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

May. 15, 2013 Rise Set
Actual Time 5:44 AM HST 6:48 PM HST
Civil Twilight 5:20 AM HST 7:12 PM HST
Nautical Twilight 4:52 AM HST 7:40 PM HST
Astronomical Twilight 4:24 AM HST 8:09 PM HST
Moon 10:22 AM HST (5/15) 11:28 PM HST (5/15)
Length of Visible Light 13h 51m
Length of Day
13h 04m
Waxing Crescent, 29% of the Moon is Illuminated
May 15
Waxing Crescent
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
12 84 77 70 69 67 64 97 76 55 30.10 30.07 30.03 10 8 2 14 6 16 0.38 Rain
13 84 77 69 67 66 62 90 73 55 30.11 30.06 30.02 10 10 7 15 7 19 0.02 Rain
14 84 76 67 69 65 60 90 72 54 30.15 30.09 30.06 10 10 8 18 6 21 0.01 Rain
15 83 76 68 69 65 62 84 69 54 30.17 30.12 30.08 10 9 2 18 7 23 T Rain
16 82 75 67 68 65 62 87 73 58 30.15 30.11 30.06 10 10 2 15 7 23 0.03 Rain
17 81 74 67 69 65 62 90 76 62 30.11 30.06 30.00 10 9 2 14 5 18 0.25 Rain
18 82 75 67 69 65 63 90 74 58 30.05 30.02 29.98 10 10 5 17 6 21 0.07 Rain