STATION:  KALTAG AIRPORT (PAKV), AK

CLIMATOLOGICAL SUMMARY.  Period of Record: Jul 1998 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        |   2.7  14.8  18.7  34.7  53.5  68.1  68.1  62.6  53.5  32.9  16.5   8.1 |   36.2
Avg Min Temp        | -14.8  -4.3  -3.8  13.5  31.3  44.3  47.4  42.9  35.0  18.9   1.7  -8.8 |   16.9
Avg Temperature     |  -6.0   5.2   7.4  24.1  42.4  56.2  57.8  52.8  44.2  25.9   9.1  -0.4 |   26.6
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    48    56    56    57    83    85    95    84    77    69    53    54 |     95
                    |                                                                         |
    Date of Ext-Day |    18    14    02    25    25    06    11    03    16    09    08    09 |
               -Year|  2002  2006  2002  2007  2002  2004  2004  2002  2006  2006  2003  2005 |
                    |                                                                         |
    Extreme Min Temp|   -60   -57   -41   -23   -10    23    29    26    11   -17   -43   -49 |    -60
                    |                                                                         |
    Date of Ext-Day |    31    09    29    04    02    03    04    23    28    29    30    20 |
               -Year|  1999  1999  2004  2005  2001  2006  2002  2002  2004  2001  2003  2007 |
                    |                                                                         |
Heating Degree Days |  2202  1689  1784  1226   700   265   233   381   623  1213  1676  2027 |  14021
Cooling Degree Days |     0     0     0     0     0     2     8     2     0     0     0     0 |     12
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.0   0.0   0.6   0.0   0.0   0.0   0.0   0.0 |    0.6
    Max Temp >= 75  |   0.0   0.0   0.0   0.0   1.2   6.8   7.7   2.0   0.2   0.0   0.0   0.0 |   17.9
    Max Temp <= 32  |  29.2  24.9  27.6  11.9   0.6   0.0   0.0   0.0   0.2  14.7  26.7  29.2 |  165.1
                    |                                                                         |
    Min Temp <= 32  |  31.0  28.0  31.0  28.9  17.6   0.8   0.6   3.2  11.5  27.6  29.3  30.8 |  240.3
    Min Temp <= 20  |  30.0  25.8  29.2  18.1   1.9   0.0   0.0   0.0   2.1  14.5  25.6  30.1 |  177.4
    Min Temp  <= 0  |  21.5  14.5  17.2   6.1   0.4   0.0   0.0   0.0   0.0   3.9  14.5  19.3 |   97.5
                    |                                                                         |
Avg Dew Point Temp  |  -1.8   4.5   0.8  15.9  29.4  44.0  48.4  45.0  36.9  20.2   4.1   0.2 |   20.6
Avg Wet Bulb Temp   |   0.1   9.1   8.4  22.4  37.2  50.4  52.7  48.2  40.6  23.7   8.4   3.4 |   25.4
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.19 30.13 30.17 30.10 30.01 29.95 29.92 29.98 30.03 30.07 30.07 30.15 |  30.06
(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   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.0
    Heavy Fog       |   1.3   2.1   0.6   1.5   0.1   0.1   0.5   0.7   0.6   1.1   1.3   1.1 |   11.0
    Fog             |  17.3  14.8  10.6   9.3   6.5   8.5  12.7  15.5  10.4  15.6  13.2  15.0 |  149.6
    Hail            |   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
                    |                                                                         |
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                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  1.35  1.57  1.44  1.86  0.83  1.54  2.21  2.97  3.12  2.21  1.25  0.89 |  21.25
                    |                                                                         |
Maximum Daily       |  1.21  0.98  1.14  1.75  0.69  0.90  1.53  1.58  1.57  1.44  1.65  1.24 |   1.75
                    |                                                                         |
    Date of Ext-Day |    14    05    30    03    28    27    24    13    18    08    13    29 |
               -Year|  2001  2003  2008  2008  2004  1999  2005  2004  2007  2006  2000  2003 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |   6.0  11.0  11.1   9.1   8.0  11.4  13.6  17.1  16.0  12.2   7.7   6.6 |  129.6
    >= 0.10         |   3.0   4.4   4.5   4.2   2.5   4.8   6.7   8.1   7.9   5.8   3.1   2.5 |   57.6
    >= 0.25         |   1.8   2.0   1.8   2.3   1.0   1.7   2.7   3.9   4.2   3.1   1.9   1.2 |   27.7
    >= 0.50         |   0.8   0.4   0.5   1.0   0.1   0.5   1.0   1.6   1.7   0.9   0.7   0.1 |    9.4
    >= 1.00         |   0.4   0.0   0.1   0.4   0.0   0.0   0.1   0.4   0.6   0.3   0.2   0.1 |    2.5
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   4.8   5.3   6.5   5.5   5.1   4.8   4.8   4.1   4.0   4.2   4.6   4.8 |    4.9
Daily Avg Max 2-Min |  12.3  13.6  14.4  13.6  12.9  13.1  12.7  11.7  11.5  11.4  11.9  12.4 |   12.6
Daily Avg Peak Gust |  15.5  17.3  18.1  17.4  16.6  17.2  16.8  15.4  15.5  15.1  15.5  15.9 |   16.4
                    |                                                                         |
Maximum Daily Avg   |  25.4  22.6  30.0  16.0  17.4  12.4  13.2  14.9  16.9  15.2  21.6  24.5 |   30.0
                    |                                                                         |
Maximum 2-Minute Avg|    37    32    46    26    26    22    26    26    24    24    29    35 |     46
                    |                                                                         |
Date of Max 2min-Day|    08    18    21    17    18    28    20    31    27    17    09    08 |
               -Year|  1999  2006  2005  2002  2004  1999  1999  1998  2005  2001  2005  2008 |
                    |                                                                         |
Maximum Peak Gust   |    49    43    55    46    32    29    34    36    34    35    39    48 |     55
                    |                                                                         |
Date of Max Gust-Day|    08    18    21    22    14    28    20    31    25    05    09    08 |
               -Year|  2004  2006  2005  2005  2000  1999  1999  1998  1998  2000  2005  2008 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   2.8   2.7   3.1   1.3   0.6   0.0   0.5   0.7   0.5   0.9   2.2   3.0 |   18.3
   Peak Gust >=40   |   0.4   0.4   0.3   0.1   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2 |    1.4
   Peak Gust >=50   |   0.0   0.0   0.3   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.3
                    |                                                                         |
   Max 2-Minute >=30|   0.6   0.5   0.7   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    1.9
   Max 2-Minute >=40|   0.0   0.0   0.2   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.2
                    |                                                                         |
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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.