STATION:  LOS ANGELES INTERNATIONAL AIRPORT (KLAX), CA

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        |  65.1  64.9  65.3  66.5  69.7  72.1  75.4  76.2  75.3  73.0  69.6  65.6 |   69.9
Avg Min Temp        |  49.0  49.5  51.6  53.0  57.7  60.9  64.1  64.7  63.2  58.4  53.4  48.5 |   56.2
Avg Temperature     |  57.0  57.2  58.5  59.8  63.7  66.5  69.8  70.5  69.2  65.7  61.5  57.0 |   63.0
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    91    89    89    96    94    94    88    97   101    97    96    83 |    101
                    |                                                                         |
    Date of Ext-Day |    31    21    08    13    03    27    16    30    05    15    01    16 |
               -Year|  2003  2002  2004  2008  2004  2006  2006  1996  2004  1997  1997  1998 |
                    |                                                                         |
    Extreme Min Temp|    35    37    40    42    50    45    53    56    56    32    41    37 |     32
                    |                                                                         |
    Date of Ext-Day |    14    11    12    01    13    07    08    02    30    04    30    07 |
               -Year|  2007  1999  2006  1998  1998  2001  1996  1999  2002  2007  2004  1998 |
                    |                                                                         |
Heating Degree Days |   252   226   211   171    65    12     1     0     2    40   130   249 |   1360
Cooling Degree Days |     5     5     7    14    24    57   149   169   128    61    25     1 |    648
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.1   0.0   0.0   0.5   0.3   0.2   0.0   0.4   0.7   1.5   0.5   0.0 |    4.1
    Max Temp >= 75  |   4.3   3.0   2.4   2.8   4.0   4.9  16.1  20.0  13.1   8.9   6.0   3.5 |   89.0
    Max Temp <= 32  |   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
                    |                                                                         |
    Min Temp <= 32  |   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.2   0.0   0.0 |    0.2
    Min Temp <= 20  |   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
    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  |  43.6  45.6  48.4  49.6  55.0  57.8  61.2  61.6  59.9  54.4  48.5  41.6 |   52.3
Avg Wet Bulb Temp   |  50.6  51.3  53.1  54.2  58.4  61.0  64.1  64.5  63.1  59.1  54.7  49.7 |   57.0
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.09 30.06 30.01 29.99 29.94 29.91 29.92 29.91 29.88 29.95 30.03 30.10 |  29.98
(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   |   0.2   0.4   0.1   0.1   0.1   0.0   0.4   0.0   0.2   0.2   0.2   0.2 |    2.0
    Heavy Fog       |   2.2   0.8   1.8   1.2   1.2   1.0   1.0   1.7   2.2   1.8   2.2   1.8 |   19.0
    Fog             |  15.6  13.8  17.6  15.4  18.6  17.3  17.6  17.0  15.9  16.6  14.9  13.5 |  193.9
    Hail            |   0.0   0.1   0.0   0.1   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.2
                    |                                                                         |
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                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  2.62  3.95  1.33  0.81  0.42  0.06  0.04  0.01  0.10  0.78  1.05  1.99 |  13.16
                    |                                                                         |
Maximum Daily       |  2.10  3.10  1.75  1.35  0.67  0.47  0.36  0.11  0.27  1.45  1.45  4.53 |   4.53
                    |                                                                         |
    Date of Ext-Day |    10    03    28    11    12    02    10    29    25    30    21    28 |
               -Year|  2001  1998  2006  1999  1998  1999  2007  2002  1997  1996  1996  2004 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |   7.8   8.1   6.1   3.2   2.2   0.8   0.4   0.5   1.3   3.1   5.5   6.6 |   45.5
    >= 0.10         |   4.4   5.8   2.2   1.3   1.2   0.1   0.2   0.1   0.3   1.3   1.9   3.2 |   22.1
    >= 0.25         |   3.0   4.2   1.4   1.1   0.7   0.1   0.1   0.0   0.2   1.0   1.5   1.8 |   15.0
    >= 0.50         |   1.8   2.6   0.9   0.6   0.2   0.0   0.0   0.0   0.0   0.5   0.8   1.2 |    8.7
    >= 1.00         |   0.5   1.4   0.3   0.2   0.0   0.0   0.0   0.0   0.0   0.2   0.2   0.5 |    3.3
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   6.4   7.6   7.8   8.7   8.1   8.0   7.9   7.6   7.2   6.5   6.1   6.3 |    7.4
Daily Avg Max 2-Min |  15.6  18.0  18.3  19.7  17.7  16.8  16.3  16.4  16.4  15.7  15.3  16.0 |   16.8
Daily Avg Peak Gust |  19.5  22.5  22.2  24.1  22.3  21.2  20.4  20.5  20.4  19.7  19.2  20.2 |   21.0
                    |                                                                         |
Maximum Daily Avg   |  20.5  18.9  22.0  19.6  15.7  14.0  11.8  11.1  12.3  17.3  16.5  18.4 |   22.0
                    |                                                                         |
Maximum 2-Minute Avg|    36    37    40    45    35    28    28    24    32    38    39    43 |     45
                    |                                                                         |
Date of Max 2min-Day|    05    14    15    03    09    02    16    14    19    05    09    25 |
               -Year|  2007  1998  2008  1999  2003  1998  2003  2001  2004  2007  2008  2003 |
                    |                                                                         |
Maximum Peak Gust   |    49    43    64    53    47    33    31    32    38    46    46    49 |     64
                    |                                                                         |
Date of Max Gust-Day|    05    03    07    03    21    07    16    24    12    05    21    27 |
               -Year|  2007  1998  2006  1999  2008  2007  2003  2007  2007  2007  1999  2006 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   3.1   4.6   3.5   4.8   2.1   0.6   0.2   0.5   0.8   1.1   1.6   3.8 |   26.7
   Peak Gust >=40   |   0.3   0.4   0.5   0.5   0.2   0.0   0.0   0.0   0.0   0.2   0.3   0.8 |    3.1
   Peak Gust >=50   |   0.0   0.0   0.1   0.1   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.2
                    |                                                                         |
   Max 2-Minute >=30|   0.3   1.2   1.7   1.8   0.3   0.0   0.0   0.0   0.1   0.3   0.5   0.0 |    6.1
   Max 2-Minute >=40|   0.0   0.0   0.1   0.1   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.