STATION:  LAS VEGAS MUNICIPAL ARPT (KLVS), NM

CLIMATOLOGICAL SUMMARY.  Period of Record: Oct 2000 to Dec 2008

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

-----------------------------------------------------------------------------------------------

TEMPERATURE (F)     |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Avg Max Temp        |  45.2  47.5  55.3  64.1  72.8  82.0  84.1  80.6  75.3  65.8  53.8  46.2 |   64.4
Avg Min Temp        |  18.9  20.8  25.7  33.3  41.8  48.9  54.0  52.9  45.9  36.5  25.6  19.7 |   35.3
Avg Temperature     |  32.1  34.1  40.5  48.7  57.3  65.5  69.1  66.8  60.6  51.1  39.7  33.0 |   49.9
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    68    74    75    80    92    94    96    94    87    85    80    72 |     96
                    |                                                                         |
    Date of Ext-Day |    27    23    19    13    31    14    14    04    06    03    08    04 |
               -Year|  2003  2002  2004  2006  2002  2006  2003  2003  2002  2000  2006  2007 |
                    |                                                                         |
    Extreme Min Temp|    -9    -5    -8    15    20    31    46    44    31    16    -1   -10 |    -10
                    |                                                                         |
    Date of Ext-Day |    17    11    03    03    03    08    29    29    18    26    30    24 |
               -Year|  2008  2006  2002  2002  2008  2007  2002  2005  2006  2003  2006  2004 |
                    |                                                                         |
Heating Degree Days |  1021   872   757   489   246    50     8    29   142   431   760   992 |   5797
Cooling Degree Days |     0     0     0     0     7    63   134    83    10     1     0     0 |    298
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.1   2.6   5.3   2.2   0.0   0.0   0.0   0.0 |   10.3
    Max Temp >= 75  |   0.0   0.0   0.3   2.5  14.7  25.5  28.6  25.4  17.4   5.6   0.2   0.0 |  120.3
    Max Temp <= 32  |   5.4   2.8   0.8   0.1   0.0   0.0   0.0   0.0   0.0   0.0   1.4   4.2 |   14.6
                    |                                                                         |
    Min Temp <= 32  |  29.2  26.0  24.2  13.0   3.3   0.1   0.0   0.0   0.5   9.0  24.0  29.2 |  158.5
    Min Temp <= 20  |  18.3  13.0   7.4   1.0   0.1   0.0   0.0   0.0   0.0   0.4   7.3  16.3 |   63.9
    Min Temp  <= 0  |   0.8   0.4   0.3   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2   0.6 |    2.2
                    |                                                                         |
Avg Dew Point Temp  |  13.8  15.0  17.0  19.9  29.1  36.1  47.6  48.3  40.3  30.0  18.5  14.3 |   27.5
Avg Wet Bulb Temp   |  25.5  27.2  31.5  36.9  44.3  50.5  56.3  55.7  49.5  41.1  31.2  25.9 |   39.6
                    |                                                                         |
------------------------------------------------------------------------------------------------------
                    |                                                                         |
Avg Sea Level Pres  | 30.07 30.04 30.02 29.96 29.90 29.90 29.95 29.96 29.97 30.00 30.06 30.03 |  29.99
(Inches of Mercury) |                                                                         |
------------------------------------------------------------------------------------------------------
                    |                                                                         |
WEATHER             |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
See disclaimer below|                                                                         |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Thunderstorms   |   0.1   0.2   0.8   2.9   7.5  11.8  14.1  12.4   6.7   2.3   0.2   0.0 |   58.9
    Heavy Fog       |   4.1   4.1   3.8   2.0   2.2   0.8   0.6   1.1   1.3   2.8   3.8   2.8 |   29.3
    Fog             |   7.1   8.0   6.6   4.9   4.9   3.8   3.6   5.8   5.4   6.1   5.9   5.4 |   67.6
    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
                    |                                                                         |
------------------------------------------------------------------------------------------------------
                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  0.38  0.36  0.50  0.52  1.26  1.46  2.37  2.86  1.94  1.49  0.59  0.33 |  14.07
                    |                                                                         |
Maximum Daily       |  0.43  0.58  0.79  0.63  0.95  0.86  1.34  1.64  1.98  2.08  0.75  0.42 |   2.08
                    |                                                                         |
    Date of Ext-Day |    27    28    07    15    28    29    11    19    28    23    23    03 |
               -Year|  2001  2001  2001  2005  2005  2004  2007  2006  2005  2000  2004  2002 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |   4.4   3.0   3.9   4.3   7.0   8.4  11.8  13.6   8.0   5.5   3.7   3.2 |   76.7
    >= 0.10         |   1.4   1.0   1.5   2.0   3.4   4.1   5.5   6.8   3.6   3.1   1.6   1.3 |   35.4
    >= 0.25         |   0.2   0.4   0.5   0.4   1.9   2.1   2.8   3.8   2.6   1.8   0.9   0.3 |   17.7
    >= 0.50         |   0.0   0.2   0.2   0.1   0.9   0.9   1.3   1.9   1.1   0.9   0.2   0.0 |    7.8
    >= 1.00         |   0.0   0.0   0.0   0.0   0.0   0.0   0.5   0.4   0.3   0.3   0.0   0.0 |    1.5
                    |                                                                         |
------------------------------------------------------------------------------------------------------
                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|  10.5  11.8  11.8  13.7  12.2  11.4   9.1   8.8  10.1  10.2  10.3  10.8 |   10.9
Daily Avg Max 2-Min |  23.5  26.1  27.1  31.0  29.2  28.9  24.2  22.7  23.6  22.5  23.2  24.5 |   25.5
Daily Avg Peak Gust |  27.8  31.0  32.8  37.9  36.2  35.9  30.3  27.7  29.1  28.8  28.1  29.0 |   31.2
                    |                                                                         |
Maximum Daily Avg   |  27.8  27.9  27.2  29.3  28.7  30.0  16.8  16.8  19.5  23.2  24.5  25.7 |   30.0
                    |                                                                         |
Maximum 2-Minute Avg|    51    54    54    58    53    53    45    38    40    46    51    53 |     58
                    |                                                                         |
Date of Max 2min-Day|    01    16    31    10    01    06    01    11    21    11    22    02 |
               -Year|  2006  2006  2005  2001  2008  2007  2002  2005  2006  2008  2003  2005 |
                    |                                                                         |
Maximum Peak Gust   |    62    64    66    68    67    70    60    46    48    56    61    64 |     70
                    |                                                                         |
Date of Max Gust-Day|    05    16    12    10    01    15    04    11    21    11    22    14 |
               -Year|  2008  2006  2006  2001  2008  2006  2003  2005  2006  2008  2003  2008 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |  11.6  13.9  18.2  24.1  22.9  23.0  14.2  11.4  13.2  13.6  11.7  13.4 |  191.3
   Peak Gust >=40   |   5.0   5.8   7.8  11.4  10.1   9.1   3.7   0.9   2.8   3.1   4.0   5.1 |   68.7
   Peak Gust >=50   |   1.6   1.9   1.4   3.7   2.3   2.4   0.8   0.0   0.0   0.6   1.0   1.8 |   17.4
                    |                                                                         |
   Max 2-Minute >=30|   8.1   9.6  11.0  16.6  14.9  13.0   5.5   3.3   4.8   5.4   6.2   0.0 |   98.4
   Max 2-Minute >=40|   2.0   2.8   2.0   3.9   2.2   1.8   0.6   0.0   0.1   0.6   1.1   0.0 |   17.0
                    |                                                                         |
------------------------------------------------------------------------------------------------------

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.