Hilo, HI

1:02 PM HST on May 23, 2017 (GMT -1000)
Hilo International

Weather History for PHTO - January, 2012

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Saturday, January 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 72 °F 71 °F  
Max Temperature 81 °F 79 °F 87 °F (1968)
Min Temperature 63 °F 64 °F 54 °F (1980)
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 6  
Month to date cooling degree days 153 137  
Year to date cooling degree days 153 137  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 69    
Maximum Humidity 87    
Minimum Humidity 51    
Precipitation  
Precipitation T in 0.33 in 2.76 in (1979)
Month to date precipitation 1.59 5.93  
Year to date precipitation 1.59 5.93  
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 30.16 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Jan. 21, 2012 Rise Set
Actual Time 6:57 AM HST 6:05 PM HST
Civil Twilight 6:34 AM HST 6:29 PM HST
Nautical Twilight 6:07 AM HST 6:55 PM HST
Astronomical Twilight 5:40 AM HST 7:22 PM HST
Moon 5:32 AM HST (1/21) 4:56 PM HST (1/21)
Length of Visible Light 11h 54m
Length of Day
11h 08m
Waning Crescent, 2% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 22
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter

Hourly Weather History & Observations

Time (HST) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F - 57.9 °F 78% 30.17 in 10.0 mi SW 6.9 mph - N/A   Clear
1:53 AM 64.9 °F - 57.0 °F 75% 30.16 in 10.0 mi SW 5.8 mph - N/A   Clear
2:53 AM 64.0 °F - 57.9 °F 80% 30.15 in 10.0 mi SW 5.8 mph - N/A   Clear
3:53 AM 64.0 °F - 57.0 °F 78% 30.14 in 10.0 mi WSW 5.8 mph - N/A   Clear
4:53 AM 64.0 °F - 57.9 °F 80% 30.14 in 10.0 mi WSW 8.1 mph - N/A   Clear
5:53 AM 66.0 °F - 57.0 °F 73% 30.16 in 10.0 mi WSW 6.9 mph - N/A   Overcast
6:53 AM 66.9 °F - 55.9 °F 68% 30.18 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:11 AM 66.2 °F - 57.2 °F 73% 30.19 in 10.0 mi SSW 4.6 mph - 0.00 in Rain Light Rain
7:53 AM 68.0 °F - 57.9 °F 70% 30.20 in 10.0 mi SW 4.6 mph - 0.00 in   Mostly Cloudy
8:00 AM 68.0 °F - 57.2 °F 68% 30.20 in 10.0 mi WSW 5.8 mph - N/A   Overcast
8:53 AM 73.0 °F - 61.0 °F 66% 30.21 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
9:53 AM 77.0 °F - 63.0 °F 62% 30.22 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 AM 78.1 °F - 63.0 °F 60% 30.21 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
11:53 AM 79.0 °F - 62.1 °F 56% 30.18 in 10.0 mi North 8.1 mph - N/A   Partly Cloudy
12:53 PM 80.1 °F 80.9 °F 60.1 °F 50% 30.14 in 10.0 mi NE 10.4 mph - N/A   Partly Cloudy
1:53 PM 80.1 °F 81.5 °F 63.0 °F 56% 30.11 in 10.0 mi NE 5.8 mph - N/A   Partly Cloudy
2:53 PM 80.1 °F 81.2 °F 62.1 °F 54% 30.10 in 10.0 mi ENE 9.2 mph - N/A   Partly Cloudy
3:53 PM 75.9 °F - 62.1 °F 62% 30.11 in 10.0 mi ENE 6.9 mph - N/A   Partly Cloudy
4:53 PM 73.9 °F - 63.0 °F 68% 30.11 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
5:53 PM 73.0 °F - 64.0 °F 73% 30.12 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
6:53 PM 70.0 °F - 63.0 °F 78% 30.13 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
7:53 PM 68.0 °F - 63.0 °F 84% 30.14 in 10.0 mi SSW 3.5 mph - N/A   Clear
8:53 PM 66.9 °F - 63.0 °F 87% 30.14 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 64.9 °F - 60.1 °F 84% 30.15 in 10.0 mi WSW 8.1 mph - N/A   Clear
10:53 PM 64.0 °F - 57.0 °F 78% 30.14 in 10.0 mi WSW 6.9 mph - N/A   Clear
11:53 PM 64.0 °F - 54.0 °F 70% 30.14 in 10.0 mi SW 6.9 mph - N/A   Clear