STATION:  QUILLAYUTE AIRPORT (KUIL), WA

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        |  47.1  49.4  50.6  54.9  59.5  63.2  67.6  68.6  66.0  58.2  51.5  46.9 |   57.0
Avg Min Temp        |  35.6  34.5  36.5  37.5  42.7  47.1  50.6  50.4  46.0  41.7  38.1  34.8 |   41.3
Avg Temperature     |  41.4  42.0  43.5  46.2  51.1  55.1  59.1  59.5  56.0  50.0  44.8  40.8 |   49.1
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    63    63    69    82    91    92    95    92    87    81    63    62 |     95
                    |                                                                         |
    Date of Ext-Day |    31    27    06    16    16    25    13    13    27    09    09    13 |
               -Year|  1998  2005  2001  1999  2008  2006  1996  2002  2003  1996  1996  1997 |
                    |                                                                         |
    Extreme Min Temp|    17    19    23    23    30    34    38    38    31    23    21    12 |     12
                    |                                                                         |
    Date of Ext-Day |    12    19    05    01    07    04    14    16    23    31    16    22 |
               -Year|  2007  2006  1998  1999  2000  2001  2000  2000  2000  2006  2000  1998 |
                    |                                                                         |
Heating Degree Days |   732   651   665   564   433   299   191   175   270   466   606   750 |   5802
Cooling Degree Days |     0     0     0     0     1     3     8     4     1     0     0     0 |     18
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.1   0.3   0.4   0.2   0.0   0.0   0.0   0.0 |    0.9
    Max Temp >= 75  |   0.0   0.0   0.0   0.6   1.3   2.0   3.9   3.8   3.1   0.2   0.0   0.0 |   15.0
    Max Temp <= 32  |   0.2   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2   0.7 |    1.0
                    |                                                                         |
    Min Temp <= 32  |  10.3  11.4   8.2   6.8   0.8   0.0   0.0   0.0   0.1   2.5   7.3  11.0 |   58.5
    Min Temp <= 20  |   0.5   0.1   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.4 |    1.0
    Min Temp  <= 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 |    0.0
                    |                                                                         |
Avg Dew Point Temp  |  38.2  37.0  38.9  39.3  45.0  49.4  53.1  53.1  50.2  45.7  41.5  37.4 |   44.1
Avg Wet Bulb Temp   |  40.1  39.7  41.4  42.6  48.0  52.0  55.5  55.6  52.7  47.7  43.3  39.4 |   46.5
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.10 30.13 30.08 30.05 30.06 30.06 30.08 30.05 30.04 30.09 30.10 30.16 |  30.08
(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       |   2.5   1.3   2.0   2.5   2.2   2.9   3.2   5.8   6.5   7.0   3.2   2.8 |   41.9
    Fog             |  23.7  18.8  23.3  18.2  18.9  19.8  16.8  18.2  18.0  19.7  19.6  21.5 |  236.5
    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     | 15.51  9.11 12.42  6.93  4.92  3.80  1.99  2.12  4.17 10.46 14.74 13.68 |  99.85
                    |                                                                         |
Maximum Daily       |  4.54  4.00  3.67  2.24  2.06  2.74  1.72  2.67  3.48  3.64  6.03  4.61 |   6.03
                    |                                                                         |
    Date of Ext-Day |    17    21    18    13    30    16    08    21    29    30    28    15 |
               -Year|  2005  2002  1997  2002  1997  1997  2005  2001  2005  1999  2003  1999 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |  25.2  20.6  24.4  18.8  17.5  16.8  10.7  10.7  14.4  21.4  23.9  24.7 |  229.2
    >= 0.10         |  20.8  14.8  18.7  12.4   9.9   8.1   4.1   4.0   6.5  14.1  16.8  18.7 |  149.0
    >= 0.25         |  16.6  11.2  13.9   8.7   6.9   4.7   2.7   1.9   4.2  10.6  14.3  15.0 |  110.5
    >= 0.50         |  10.6   6.1   9.0   4.8   3.1   2.1   0.9   1.0   2.9   7.6  10.1  10.2 |   68.4
    >= 1.00         |   4.8   2.6   3.4   1.6   0.8   0.5   0.3   0.7   1.2   3.5   4.6   4.5 |   28.4
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   6.3   5.9   6.3   5.5   5.1   4.7   4.5   4.0   3.9   4.7   5.6   6.1 |    5.2
Daily Avg Max 2-Min |  16.6  15.8  16.7  15.5  14.5  13.7  12.9  12.5  12.4  13.5  14.5  16.5 |   14.6
Daily Avg Peak Gust |  23.8  21.9  23.1  20.6  18.8  17.8  16.7  16.1  16.3  18.7  20.9  23.4 |   19.9
                    |                                                                         |
Maximum Daily Avg   |  16.9  20.0  16.6  15.2  12.6   9.4  12.3  12.3  11.1  15.2  16.1  17.8 |   20.0
                    |                                                                         |
Maximum 2-Minute Avg|    37    36    38    32    26    25    28    23    28    30    37    43 |     43
                    |                                                                         |
Date of Max 2min-Day|    30    01    03    14    28    09    10    09    26    27    24    15 |
               -Year|  2004  2006  1999  2002  2001  2008  2007  1997  1997  1999  1998  2006 |
                    |                                                                         |
Maximum Peak Gust   |    54    53    55    41    36    39    37    33    40    46    56    69 |     69
                    |                                                                         |
Date of Max Gust-Day|    01    03    30    13    28    09    10    21    29    27    19    12 |
               -Year|  1997  2006  1997  2007  2001  2008  2007  2001  2007  1999  2001  2008 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   9.4   6.4   7.1   3.1   1.4   0.3   0.3   0.2   1.0   4.2   6.7   9.5 |   49.6
   Peak Gust >=40   |   2.5   1.8   1.5   0.3   0.0   0.0   0.0   0.0   0.1   0.5   1.8   2.6 |   11.1
   Peak Gust >=50   |   0.3   0.1   0.2   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2   0.4 |    1.0
                    |                                                                         |
   Max 2-Minute >=30|   1.2   0.9   0.6   0.2   0.0   0.0   0.0   0.0   0.0   0.3   0.6   0.0 |    3.8
   Max 2-Minute >=40|   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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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.