STATION:  KING SALMON AIRPORT (PAKN), AK

CLIMATOLOGICAL SUMMARY.  Period of Record: Jul 1996 to Dec 2008

Summaries based on unedited daily ASOS data.  Errors may be present.

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TEMPERATURE (F)     |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Avg Max Temp        |  21.7  30.8  31.1  43.1  54.1  61.9  64.1  63.4  55.8  41.9  31.4  24.5 |   43.6
Avg Min Temp        |   5.7  14.9  13.4  25.1  34.0  42.0  47.6  46.5  39.4  25.9  16.6   8.0 |   26.6
Avg Temperature     |  13.7  22.9  22.2  34.1  44.1  52.0  55.8  54.9  47.6  33.9  24.0  16.3 |   35.1
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    53    49    52    69    85    83    84    83    71    59    53    50 |     85
                    |                                                                         |
    Date of Ext-Day |    30    28    14    30    26    28    04    08    04    02    03    01 |
               -Year|  2007  2003  2005  2005  2006  1997  1997  2003  2002  2003  2002  2007 |
                    |                                                                         |
    Extreme Min Temp|   -44   -43   -27   -13    15    27    34    31    15    -9   -27   -38 |    -44
                    |                                                                         |
    Date of Ext-Day |    28    02    24    01    04    05    08    09    22    30    24    19 |
               -Year|  2006  2006  2007  2005  2001  2006  2001  2008  2003  2001  2005  2001 |
                    |                                                                         |
Heating Degree Days |  1591  1191  1326   927   649   391   285   313   522   965  1230  1512 |  10902
Cooling Degree Days |     0     0     0     0     0     0     1     1     0     0     0     0 |      2
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.0
    Max Temp >= 75  |   0.0   0.0   0.0   0.0   0.7   1.3   2.5   1.7   0.0   0.0   0.0   0.0 |    6.2
    Max Temp <= 32  |  18.9  10.9  14.7   3.2   0.2   0.0   0.0   0.0   0.0   5.1  14.0  17.8 |   84.7
                    |                                                                         |
    Min Temp <= 32  |  28.3  24.4  28.1  24.7  12.1   1.0   0.0   0.2   6.1  21.2  25.2  27.9 |  199.0
    Min Temp <= 20  |  21.4  15.0  18.7   8.0   0.3   0.0   0.0   0.0   0.1   9.0  16.6  20.7 |  109.8
    Min Temp  <= 0  |  11.8   6.1   7.0   0.6   0.0   0.0   0.0   0.0   0.0   0.5   5.0  10.5 |   41.4
                    |                                                                         |
Avg Dew Point Temp  |  11.7  18.4  14.0  25.9  33.9  42.7  48.5  48.5  41.9  29.7  19.7  13.7 |   29.1
Avg Wet Bulb Temp   |  15.2  21.8  19.6  30.9  39.5  47.2  51.6  51.4  44.9  32.9  22.9  17.0 |   32.9
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.38 30.20 30.20 30.17 30.00 30.00 29.92 29.99 30.03 30.07 30.15 30.36 |  30.12
(Inches of Mercury) |                                                                         |
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                    |                                                                         |
WEATHER             |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
See disclaimer below|                                                                         |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Thunderstorms   |   0.0   0.0   0.0   0.0   0.0   0.3   0.6   0.0   0.1   0.0   0.0   0.0 |    1.0
    Heavy Fog       |   0.9   1.1   1.2   2.2   2.2   2.6   2.5   2.6   2.2   1.5   1.9   1.8 |   22.5
    Fog             |  10.6  11.1   9.4  12.2  10.8  12.0  14.5  15.1  13.0  12.3  11.5  12.7 |  145.3
    Hail            |   0.1   0.0   0.0   0.4   0.3   0.1   0.0   0.0   0.1   0.1   0.0   0.0 |    1.0
                    |                                                                         |
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                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  0.91  0.71  0.44  1.05  1.33  1.81  2.26  3.07  3.70  2.37  1.27  1.22 |  20.14
                    |                                                                         |
Maximum Daily       |  0.63  0.54  0.26  0.62  0.72  1.30  0.82  1.14  1.04  1.31  1.00  0.61 |   1.31
                    |                                                                         |
    Date of Ext-Day |    17    11    02    16    29    24    23    20    29    09    01    26 |
               -Year|  2002  2006  2006  2006  1999  2004  2003  2002  2004  2008  1998  2004 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |   9.2   9.2   7.1  10.9  12.0  15.0  16.4  16.9  19.1  14.8  11.9  11.4 |  153.9
    >= 0.10         |   3.1   2.2   1.7   3.9   5.2   5.6   7.1   9.3  11.8   7.0   4.2   4.1 |   65.3
    >= 0.25         |   1.1   0.5   0.1   1.0   1.3   2.2   2.6   4.3   5.5   3.5   1.1   1.5 |   24.7
    >= 0.50         |   0.2   0.2   0.0   0.1   0.3   0.5   1.1   1.2   1.5   0.8   0.3   0.3 |    6.3
    >= 1.00         |   0.0   0.0   0.0   0.0   0.0   0.1   0.0   0.2   0.1   0.2   0.1   0.0 |    0.6
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   8.9   9.5   9.7   9.7   8.9   8.2   8.2   8.0   8.6   8.7   8.8   8.5 |    8.8
Daily Avg Max 2-Min |  18.1  19.1  19.0  20.1  18.7  17.6  16.4  16.7  17.8  17.4  17.7  18.1 |   18.1
Daily Avg Peak Gust |  23.2  24.8  24.6  25.7  24.1  22.2  20.8  21.2  23.1  22.6  23.1  23.0 |   23.2
                    |                                                                         |
Maximum Daily Avg   |  34.7  26.0  23.6  21.9  31.7  23.7  21.9  24.3  20.7  24.9  22.4  24.9 |   34.7
                    |                                                                         |
Maximum 2-Minute Avg|    53    67    43    46    55    40    36    37    44    53    41    45 |     67
                    |                                                                         |
Date of Max 2min-Day|    23    02    02    02    23    25    09    02    24    09    08    03 |
               -Year|  2000  2000  2003  2001  2008  2008  2008  2000  1998  2006  2007  2008 |
                    |                                                                         |
Maximum Peak Gust   |    62    76    56    55    69    56    43    50    56    66    56    60 |     76
                    |                                                                         |
Date of Max Gust-Day|    22    02    12    02    23    25    09    09    27    09    05    03 |
               -Year|  1999  2000  2003  2001  2008  2008  2008  1997  2005  2006  2002  2008 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   8.2   8.2   8.4   9.4   5.6   4.0   3.3   4.4   6.1   6.1   7.9   8.2 |   80.0
   Peak Gust >=40   |   3.0   3.3   1.9   2.1   1.2   0.5   0.4   0.8   1.3   1.4   2.6   3.3 |   21.8
   Peak Gust >=50   |   1.0   0.8   0.3   0.6   0.3   0.2   0.0   0.1   0.2   0.4   0.3   0.6 |    4.8
                    |                                                                         |
   Max 2-Minute >=30|   3.2   3.5   2.5   3.0   1.3   1.2   0.8   1.1   2.0   2.0   3.0   0.0 |   23.6
   Max 2-Minute >=40|   0.5   1.1   0.3   0.3   0.2   0.1   0.0   0.0   0.2   0.4   0.1   0.0 |    3.0
                    |                                                                         |
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Observations of WEATHER may me innacurate due to early ASOS inconsistancies.  Average days
with Thunderstorms may be low due to early mis-detection.

Heavy Fog = Visibility less than or equal to 1/4 mile.
Fog = Visibility greater than 1/4 mile or less than 7 miles.
Peak Gust = Maximum 5-second average.
Snowfall data not observed at ASOS stations.

Copyright ©2009 Western Regional Climate Center - Desert Research Institute - Reno, Nevada.