STATION:  SEXTON SUMMIT (KSXT), OR

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        |  41.5  43.0  46.3  51.2  60.5  67.4  76.7  76.0  69.4  57.3  46.7  41.4 |   56.5
Avg Min Temp        |  32.4  32.3  33.1  34.8  41.0  45.9  53.8  53.8  50.8  42.9  36.9  32.7 |   40.9
Avg Temperature     |  36.9  37.7  39.7  43.0  50.7  56.6  65.3  64.9  60.1  50.1  41.8  37.1 |   48.7
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    62    63    70    81    91    92    96    97    93    84    70    68 |     97
                    |                                                                         |
    Date of Ext-Day |    17    03    08    26    16    28    29    13    02    08    16    13 |
               -Year|  2003  2005  2004  2004  2008  2003  2003  2002  2003  1996  2008  2000 |
                    |                                                                         |
    Extreme Min Temp|    14    18    19    22    25    30    36    38    34    26    20     8 |      8
                    |                                                                         |
    Date of Ext-Day |    13    18    07    19    09    10    03    31    28    31    22    20 |
               -Year|  1997  2006  2002  2008  1999  2008  1999  2008  2007  2003  2003  1998 |
                    |                                                                         |
Heating Degree Days |   870   772   784   661   456   273    82    95   198   466   695   865 |   6218
Cooling Degree Days |     0     0     0     1    14    22    90    92    50     5     0     0 |    274
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.1   0.3   1.6   1.1   0.3   0.0   0.0   0.0 |    3.4
    Max Temp >= 75  |   0.0   0.0   0.0   0.7   3.9   7.0  20.0  18.0   9.9   1.8   0.0   0.0 |   61.2
    Max Temp <= 32  |   5.0   2.2   2.1   0.6   0.0   0.0   0.0   0.0   0.0   0.0   1.3   4.6 |   15.7
                    |                                                                         |
    Min Temp <= 32  |  16.8  16.0  16.8  13.2   4.4   0.6   0.0   0.0   0.0   1.9   8.9  17.0 |   95.4
    Min Temp <= 20  |   0.8   0.1   0.2   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.1   0.5 |    1.8
    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  |  29.5  29.9  31.6  33.8  38.8  43.6  48.4  47.1  41.6  37.1  33.8  29.4 |   37.1
Avg Wet Bulb Temp   |  33.8  34.2  35.8  38.1  44.1  49.1  55.1  54.2  49.9  43.5  37.6  33.8 |   42.4
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.11 30.09 30.08 30.03 30.01 29.99 29.97 29.96 29.96 30.05 30.09 30.16 |  30.04
(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   0.1   0.2   0.2   0.1   0.2   0.3   0.2   0.0   0.0   0.0 |    1.1
    Heavy Fog       |  18.9  16.9  19.3  18.6  15.2  12.2   6.0   5.8   7.0  13.0  17.8  17.4 |  168.1
    Fog             |  19.6  17.9  21.0  19.9  17.5  15.0   7.3   7.6   8.6  14.6  19.2  18.6 |  186.8
    Hail            |   0.0   0.2   0.0   0.4   0.1   0.1   0.0   0.0   0.1   0.0   0.0   0.0 |    0.8
                    |                                                                         |
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                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  6.77  4.61  3.85  2.81  2.38  0.83  0.18  0.29  0.83  2.48  5.81  8.67 |  39.50
                    |                                                                         |
Maximum Daily       |  2.84  2.03  2.23  1.95  1.51  1.19  0.56  0.54  0.82  1.65  3.30  3.04 |   3.30
                    |                                                                         |
    Date of Ext-Day |    13    21    22    15    18    30    11    19    10    01    21    25 |
               -Year|  2000  1998  1998  2006  2005  1997  2007  2007  1997  1997  1998  2006 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |  17.1  16.1  15.5  14.3  11.4   6.0   2.0   3.5   5.6  10.2  17.2  18.0 |  136.9
    >= 0.10         |  11.8   9.0   9.4   7.4   6.3   2.4   0.5   0.8   2.4   5.3  11.0  13.0 |   79.4
    >= 0.25         |   8.1   6.3   5.4   3.6   3.3   1.2   0.2   0.5   1.0   3.2   6.9   9.3 |   48.9
    >= 0.50         |   4.4   2.9   2.3   1.2   1.2   0.3   0.1   0.1   0.5   1.7   3.8   6.2 |   24.7
    >= 1.00         |   1.8   1.3   0.4   0.3   0.2   0.1   0.0   0.0   0.0   0.4   1.3   2.7 |    8.5
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|  11.4  10.6   8.8   8.0   7.6   7.9   8.4   8.0   7.9   8.9  10.9  12.0 |    9.2
Daily Avg Max 2-Min |  21.1  20.1  18.2  17.0  16.2  16.8  17.1  16.5  16.9  17.9  20.0  22.2 |   18.3
Daily Avg Peak Gust |  27.9  26.5  24.2  23.0  22.1  22.8  22.9  22.2  22.2  23.0  26.3  29.5 |   24.4
                    |                                                                         |
Maximum Daily Avg   |  22.9  22.6  20.7  20.0  17.8  16.1  15.1  14.5  16.4  20.6  27.1  22.2 |   27.1
                    |                                                                         |
Maximum 2-Minute Avg|    47    44    39    32    31    37    31    26    33    33    49    41 |     49
                    |                                                                         |
Date of Max 2min-Day|    16    06    02    19    29    28    11    08    17    27    25    08 |
               -Year|  2000  1998  1999  1997  2003  2008  2007  2000  1997  1999  1998  1996 |
                    |                                                                         |
Maximum Peak Gust   |    66    60    52    48    59    47    40    37    47    48    74    62 |     74
                    |                                                                         |
Date of Max Gust-Day|    28    12    02    15    29    28    07    08    17    27    25    24 |
               -Year|  2006  1998  1999  2006  2003  2008  2008  2000  1997  1999  1998  2005 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |  12.9   9.4   6.6   4.7   3.2   2.8   2.7   1.6   2.7   6.2   9.2  14.9 |   76.7
   Peak Gust >=40   |   3.6   2.6   2.0   0.3   0.2   0.2   0.1   0.0   0.2   0.9   3.0   4.7 |   17.7
   Peak Gust >=50   |   1.0   0.2   0.1   0.0   0.1   0.0   0.0   0.0   0.0   0.0   0.6   0.9 |    2.9
                    |                                                                         |
   Max 2-Minute >=30|   3.1   2.0   1.4   0.4   0.1   0.1   0.1   0.0   0.3   0.3   2.3   0.0 |   10.1
   Max 2-Minute >=40|   0.1   0.3   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2   0.0 |    0.6
                    |                                                                         |
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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.