Hilo, HI

10:51 PM HST on September 24, 2017 (GMT -1000)
Hilo International

Weather History for PHTO - December, 2012

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Week of December 16, 2012 through December 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 81 °F 78 °F 76 °F
Mean Temperature 73 °F 72 °F 70 °F
Min Temperature 68 °F 65 °F 63 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 8 7 5 49
Growing Degree Days (base 50) 23 21 20 150
Dew Point  
Dew Point 68 °F 63 °F 54 °F
Precipitation  
Precipitation 1.33 in 0.58 in 0.20 in 4.05 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 6 mph 0 mph
Gust Wind 29 mph 20 mph 17 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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Date:

Astronomy

Dec. 20, 2012 Rise Set
Actual Time 6:49 AM HST 5:46 PM HST
Civil Twilight 6:25 AM HST 6:10 PM HST
Nautical Twilight 5:58 AM HST 6:37 PM HST
Astronomical Twilight 5:31 AM HST 7:05 PM HST
Moon 12:34 PM HST (12/20) 12:27 AM HST (12/20)
Length of Visible Light 11h 44m
Length of Day
10h 56m
First Quarter, 57% of the Moon is Illuminated
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 78 73 67 67 65 63 93 79 64 30.17 30.13 30.06 10 8 2 13 5 18 0.77 Rain
17 80 73 66 66 64 61 93 74 54 30.17 30.12 30.06 10 8 2 13 6 20 0.66 Rain
18 81 73 64 64 61 57 93 71 48 30.16 30.11 30.05 10 9 2 17 7 21 0.20 Rain
19 77 70 63 68 64 54 90 72 54 30.09 30.03 30.00 10 6 1 18 6 22 1.33 Rain
20 77 73 68 67 65 62 90 82 73 30.09 30.04 29.99 10 9 2 23 9 29 0.45 Rain
21 76 71 65 64 63 60 93 77 60 30.10 30.06 30.01 10 9 2 18 5 23 0.42 Rain
22 78 71 64 65 62 56 87 76 64 30.12 30.05 29.98 10 9 5 15 6 17 0.22 Rain