STATION:  LARAMIE REGIONAL AIRPORT (KLAR), WY

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        |  33.5  35.4  44.2  52.2  62.7  72.9  82.3  78.6  68.8  56.9  42.8  32.7 |   55.2
Avg Min Temp        |  11.3  12.8  19.0  25.3  33.7  41.7  49.3  47.2  38.0  28.4  18.5  10.3 |   28.0
Avg Temperature     |  22.4  24.1  31.6  38.7  48.2  57.3  65.8  62.9  53.4  42.6  30.6  21.5 |   41.6
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    59    61    70    75    87    92    93    90    87    78    70    59 |     93
                    |                                                                         |
    Date of Ext-Day |    02    28    22    29    29    30    01    09    04    22    15    01 |
               -Year|  1997  2006  2004  2007  2003  2002  2002  2000  1998  2003  1999  1998 |
                    |                                                                         |
    Extreme Min Temp|   -30   -30   -25     0     9    24    34    33     8    -3   -18   -29 |    -30
                    |                                                                         |
    Date of Ext-Day |    02    09    02    17    03    08    02    12    27    31    23    07 |
               -Year|  2002  2001  2002  1999  2008  2007  1997  2004  1996  2002  2003  2005 |
                    |                                                                         |
Heating Degree Days |  1320  1155  1035   788   521   238    35    89   350   694  1031  1349 |   8605
Cooling Degree Days |     0     0     0     0     0     8    60    23     1     0     0     0 |     93
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.0   0.3   2.7   0.2   0.0   0.0   0.0   0.0 |    3.2
    Max Temp >= 75  |   0.0   0.0   0.0   0.1   4.2  14.2  27.8  24.8   8.5   0.7   0.0   0.0 |   80.3
    Max Temp <= 32  |  13.9   9.9   5.2   1.5   0.1   0.0   0.0   0.0   0.0   0.9   7.2  14.5 |   53.3
                    |                                                                         |
    Min Temp <= 32  |  30.4  27.8  29.3  26.5  13.6   1.6   0.0   0.0   6.5  21.1  27.8  30.4 |  214.9
    Min Temp <= 20  |  22.1  21.1  15.6   7.4   1.2   0.0   0.0   0.0   0.5   4.6  15.6  23.9 |  111.9
    Min Temp  <= 0  |   6.5   4.0   1.7   0.1   0.0   0.0   0.0   0.0   0.0   0.1   2.8   6.5 |   21.7
                    |                                                                         |
Avg Dew Point Temp  |  11.2  12.0  17.4  22.8  31.1  36.3  43.0  42.1  33.8  25.1  16.5  11.8 |   25.3
Avg Wet Bulb Temp   |  18.4  19.2  25.5  32.4  40.1  47.1  53.3  51.3  43.5  34.4  24.4  18.8 |   34.0
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.12 30.07 30.04 30.04 29.97 29.91 29.92 29.94 29.98 30.02 30.12 30.09 |  30.02
(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   0.3   2.4   6.1   8.4  10.6   8.8   4.5   0.8   0.1   0.0 |   42.0
    Heavy Fog       |   2.7   2.8   4.1   4.0   2.1   0.5   0.5   0.8   0.7   2.1   2.3   2.8 |   25.3
    Fog             |   7.6   8.2   9.0   8.0   5.7   3.5   2.2   3.8   4.5   5.7   6.8   6.0 |   70.9
    Hail            |   0.0   0.0   0.0   0.0   0.4   0.0   0.0   0.1   0.0   0.0   0.0   0.0 |    0.5
                    |                                                                         |
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                    |                                                                         |
PRECIPITATION (In)  |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Average Monthly     |  0.18  0.15  0.42  0.86  1.61  1.39  1.23  1.18  1.15  0.85  0.23  0.20 |   9.45
                    |                                                                         |
Maximum Daily       |  0.23  0.14  0.43  0.59  2.67  1.54  2.27  1.06  0.91  1.14  0.23  0.21 |   2.67
                    |                                                                         |
    Date of Ext-Day |    21    25    24    23    17    04    10    07    30    28    22    08 |
               -Year|  1999  1998  2007  2003  2000  2005  1998  2002  2004  1998  2003  1997 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |   3.9   4.2   5.3   7.3  10.1   8.0   8.4   9.8   7.6   5.9   4.2   4.2 |   79.0
    >= 0.10         |   0.5   0.3   1.7   3.0   3.8   3.6   3.5   3.6   3.5   2.3   0.8   0.8 |   27.3
    >= 0.25         |   0.0   0.0   0.3   1.1   1.7   1.6   1.5   1.6   1.5   0.9   0.0   0.0 |   10.0
    >= 0.50         |   0.0   0.0   0.0   0.1   0.5   0.8   0.5   0.3   0.6   0.4   0.0   0.0 |    3.1
    >= 1.00         |   0.0   0.0   0.0   0.0   0.2   0.2   0.1   0.1   0.0   0.1   0.0   0.0 |    0.6
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|  12.9  12.9  13.4  13.1  12.6  11.4   9.7  10.0  10.4  11.8  12.2  13.2 |   12.0
Daily Avg Max 2-Min |  27.3  27.5  28.1  28.6  28.7  28.1  26.1  25.3  24.8  25.8  26.3  28.3 |   27.1
Daily Avg Peak Gust |  31.7  32.6  33.6  34.7  35.3  34.9  32.5  31.1  30.6  31.3  31.3  33.4 |   32.7
                    |                                                                         |
Maximum Daily Avg   |  29.6  30.9  32.9  25.8  25.7  24.2  18.9  24.2  20.9  26.3  30.9  28.5 |   32.9
                    |                                                                         |
Maximum 2-Minute Avg|    53    60    53    49    48    55    52    44    52    58    54    55 |     60
                    |                                                                         |
Date of Max 2min-Day|    30    16    06    19    22    14    02    26    27    23    13    20 |
               -Year|  2003  2007  2004  2007  2006  2004  2005  2007  2005  2001  2008  2004 |
                    |                                                                         |
Maximum Peak Gust   |    61    75    61    58    64    63    66    55    59    70    66    66 |     75
                    |                                                                         |
Date of Max Gust-Day|    30    16    06    08    31    14    02    26    27    30    13    20 |
               -Year|  2003  2007  2004  2005  2002  2004  2005  2007  2005  2007  2008  2004 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |  17.5  17.8  20.3  21.5  23.5  22.1  18.9  17.1  16.5  16.1  17.3  20.4 |  228.9
   Peak Gust >=40   |   8.1   7.0   9.1   8.5   9.7   7.8   5.4   4.2   3.8   5.7   6.2   8.6 |   84.0
   Peak Gust >=50   |   2.2   2.0   1.6   1.9   1.8   1.9   1.1   0.4   0.2   1.3   1.4   2.2 |   18.2
                    |                                                                         |
   Max 2-Minute >=30|  13.0  11.2  14.4  13.4  14.2  11.3   8.2   8.2   6.5   8.1  10.6   0.0 |  119.2
   Max 2-Minute >=40|   3.9   2.5   2.9   2.4   2.4   2.1   1.6   0.4   0.4   1.9   1.8   0.0 |   22.2
                    |                                                                         |
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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.