Weather History for Keahole Point, HI

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 83 °F 82 °F
Mean Temperature 80 °F 78 °F 77 °F
Min Temperature 77 °F 73 °F 72 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 16 13 12 403
Growing Degree Days (base 50) 30 28 27 848
Dew Point  
Dew Point 72 °F 65 °F 57 °F
Precipitation  
Precipitation 0.01 in 0.00 in 0.00 in 0.01 in
Snowdepth - - - -
Wind  
Wind 17 mph 7 mph 0 mph
Gust Wind 29 mph 23 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.07 in 29.98 in 29.89 in

Monthly Weather History Graph

Monthly Weather History Graph

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Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 20, 2012 Rise Set
Actual Time 6:12 AM HST 6:21 PM HST
Civil Twilight 5:50 AM HST 6:43 PM HST
Nautical Twilight 5:25 AM HST 7:09 PM HST
Astronomical Twilight 4:59 AM HST 7:34 PM HST
Moon 10:56 AM HST (9/20) 10:20 PM HST (9/20)
Length of Visible Light 12h 52m
Length of Day
12h 08m
Waxing Crescent, 29% of the Moon is Illuminated
Sep 20
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 7
Last Quarter
Oct 15
New

Weather History Calendar

Precipitation Actual month total 0.01 Average Month Total: 0.58
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.03
Scattered Clouds
Actual:
84 | 73 0.00
Average:
84 | 73 0.03
Scattered Clouds
Actual:
84 | 73 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
82 | 75 0.00
Average:
84 | 73 0.03
Scattered Clouds
Actual:
84 | 73 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
84 | 75 0.00
Average:
84 | 73 0.03
Partly Cloudy
Actual:
84 | 75 0.00
Average:
84 | 73 0.02
Rain
Actual:
84 | 75 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
82 | 72 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
82 | 72 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
84 | 72 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.02
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.02
Rain
Actual:
82 | 75 0.00
Average:
84 | 73 0.02
Rain
Actual:
84 | 73 0.00
Average:
84 | 73 0.02
Rain
Actual:
84 | 75 0.01
Average:
84 | 73 0.01
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.01
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
Rain
Actual:
84 | 77 0.00
Average:
84 | 73 0.01
Scattered Clouds
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.01
Partly Cloudy
Actual:
82 | 73 0.00
Average:
84 | 73 0.01
Rain
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
Scattered Clouds
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
Partly Cloudy
Actual:
84 | 73 0.00
Average:
84 | 73 0.01
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 78 73 69 65 61 73 62 51 30.04 30.01 29.98 10 10 10 12 5 - 0.00  
2 82 78 73 68 64 58 71 62 47 30.05 30.00 29.96 10 10 10 17 5 - 0.00  
3 82 78 73 67 64 60 66 61 56 30.04 29.99 29.95 10 10 10 14 6 - 0.00  
4 84 78 73 67 64 57 69 60 53 30.06 30.02 29.98 10 10 10 10 7 - 0.00  
5 84 78 73 67 65 62 73 62 55 30.07 30.02 29.97 10 10 10 13 6 - 0.00  
6 84 78 73 67 65 59 74 62 54 30.01 29.97 29.93 10 10 10 12 6 - 0.00  
7 82 78 75 70 66 60 69 64 58 30.01 29.96 29.92 10 10 10 13 7 - 0.00  
8 84 78 73 70 67 65 83 68 58 30.06 30.01 29.96 10 10 10 13 7 - 0.00  
9 84 80 75 70 67 62 78 66 55 30.07 30.03 29.99 10 10 10 16 5 20 0.00  
10 84 80 75 69 66 60 74 64 54 30.04 30.01 29.96 10 10 10 14 6 - 0.00  
11 84 80 75 68 65 59 69 63 50 30.01 29.98 29.94 10 10 10 16 8 21 0.00 Rain
12 82 78 73 68 63 59 65 59 50 30.02 29.97 29.91 10 10 10 16 8 23 0.00  
13 82 77 72 68 64 57 71 63 48 30.03 29.99 29.96 10 10 10 10 5 - 0.00  
14 82 77 72 67 63 59 71 60 52 30.04 30.00 29.95 10 10 10 12 6 - 0.00  
15 84 78 72 67 63 58 68 59 53 30.03 29.99 29.93 10 10 10 14 7 - 0.00  
16 84 78 73 67 63 59 66 58 51 30.03 30.00 29.95 10 10 10 16 7 - 0.00  
17 82 78 73 66 63 60 68 60 49 30.00 29.96 29.91 10 10 10 12 8 - 0.00  
18 82 78 75 68 65 63 76 64 54 29.98 29.94 29.89 10 10 10 12 5 - 0.00 Rain
19 84 78 73 69 66 63 71 64 55 30.01 29.98 29.93 10 10 10 16 7 - 0.00 Rain
20 84 80 75 72 68 64 85 70 57 30.05 30.00 29.96 10 10 7 14 9 - 0.01 Rain
21 82 78 73 70 67 60 84 69 54 30.02 29.98 29.92 10 10 10 10 6 - 0.00  
22 84 78 73 68 67 64 82 67 53 29.99 29.96 29.92 10 10 10 13 6 - 0.00  
23 84 78 73 69 66 64 73 64 53 30.01 29.97 29.94 10 10 10 17 7 29 0.00  
24 84 80 77 72 69 65 78 69 53 30.01 29.97 29.92 10 10 10 13 7 - 0.00 Rain
25 84 78 73 68 65 62 73 63 56 30.05 29.98 29.94 10 10 10 14 8 - 0.00  
26 82 78 73 69 65 60 71 65 56 30.03 29.99 29.93 10 10 10 12 8 - 0.00  
27 82 78 73 69 67 62 79 70 56 30.02 29.99 29.95 10 10 10 10 8 - 0.00  
28 84 78 73 70 66 63 76 67 56 30.00 29.96 29.90 10 10 10 14 6 - 0.00 Rain
29 84 78 73 68 66 63 79 67 56 30.00 29.96 29.91 10 10 10 13 6 - 0.00  
30 84 78 73 70 66 64 76 67 53 30.00 29.96 29.91 10 10 10 10 7 - 0.00