STATION:  REXBURG-MADISON COUNTY APT (KRXE), ID

CLIMATOLOGICAL SUMMARY.  Period of Record: Feb 1998 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        |  27.4  31.4  43.7  56.0  66.0  74.0  86.4  84.5  72.4  58.3  42.1  29.2 |   55.9
Avg Min Temp        |  11.7  13.6  23.0  31.2  38.7  45.1  51.5  49.0  40.3  31.3  22.9  13.9 |   31.0
Avg Temperature     |  19.6  22.5  33.3  43.6  52.3  59.6  68.9  66.7  56.4  44.8  32.5  21.5 |   43.5
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    54    52    71    79    92    95    99    99    91    81    71    52 |     99
                    |                                                                         |
    Date of Ext-Day |    31    22    31    27    28    26    30    14    04    01    07    03 |
               -Year|  2003  2007  2004  2001  2003  2002  2000  2003  1998  2008  1999  1998 |
                    |                                                                         |
    Extreme Min Temp|   -22   -18   -13    10    22    31    38    33    21     0    -6   -22 |    -22
                    |                                                                         |
    Date of Ext-Day |    22    08    03    02    02    01    05    31    28    10    29    21 |
               -Year|  2008  2001  2002  2008  2001  2000  1999  2006  1999  2004  2006  1998 |
                    |                                                                         |
Heating Degree Days |  1409  1200   981   642   396   185    13    37   269   627   976  1347 |   8082
Cooling Degree Days |     0     0     0     0     4    22   134    91    10     0     0     0 |    262
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.1   1.0   9.4   7.4   0.8   0.0   0.0   0.0 |   18.7
    Max Temp >= 75  |   0.0   0.0   0.0   0.7   7.4  15.6  30.1  28.4  13.4   1.5   0.0   0.0 |   97.0
    Max Temp <= 32  |  22.5  14.7   3.8   0.0   0.0   0.0   0.0   0.0   0.0   0.4   5.8  19.1 |   66.2
                    |                                                                         |
    Min Temp <= 32  |  30.7  27.5  26.9  17.2   5.5   0.6   0.0   0.0   3.1  18.0  25.9  30.3 |  185.7
    Min Temp <= 20  |  22.5  19.1  10.7   1.7   0.0   0.0   0.0   0.0   0.0   1.6  10.2  21.2 |   86.9
    Min Temp  <= 0  |   5.9   4.3   1.1   0.0   0.0   0.0   0.0   0.0   0.0   0.1   0.4   3.9 |   15.7
                    |                                                                         |
Avg Dew Point Temp  |  16.1  17.5  23.4  27.7  34.4  41.2  46.8  42.4  36.3  29.3  24.1  17.2 |   29.7
Avg Wet Bulb Temp   |  18.8  21.1  29.3  36.6  43.8  49.6  56.3  53.2  46.1  37.3  28.8  20.3 |   36.8
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.27 30.19 30.07 30.01 29.95 29.94 29.95 29.96 30.02 30.10 30.19 30.27 |  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   |   0.1   0.0   0.4   1.0   2.3   2.5   2.2   2.3   1.5   0.5   0.0   0.0 |   12.6
    Heavy Fog       |   5.5   3.4   1.2   0.9   0.2   0.0   0.1   0.1   0.3   0.6   1.5   3.7 |   17.6
    Fog             |  23.5  17.1  11.0   7.5   5.8   3.5   0.6   1.4   3.3   5.5  12.5  20.0 |  111.4
    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     |  0.79  0.62  0.69  1.15  1.48  1.26  0.26  0.61  0.81  1.16  0.59  0.92 |  10.32
                    |                                                                         |
Maximum Daily       |  0.41  0.39  0.61  0.81  0.97  1.64  0.83  0.54  1.03  1.05  0.58  0.51 |   1.64
                    |                                                                         |
    Date of Ext-Day |    03    19    23    23    29    10    24    30    21    06    02    24 |
               -Year|  2006  2005  2005  2007  1999  2004  1998  1999  2006  2007  2008  2007 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |  10.3   7.6   7.6   7.6   9.7   7.0   2.5   4.4   5.1   6.8   7.5  10.1 |   86.3
    >= 0.10         |   3.0   2.5   2.5   3.6   4.6   2.7   0.7   1.7   2.9   3.3   1.8   2.6 |   31.9
    >= 0.25         |   0.5   0.4   0.6   1.5   2.4   1.7   0.3   1.3   0.9   1.9   0.5   1.3 |   13.1
    >= 0.50         |   0.0   0.0   0.1   0.5   0.4   0.8   0.1   0.1   0.3   0.5   0.1   0.2 |    2.9
    >= 1.00         |   0.0   0.0   0.0   0.0   0.0   0.1   0.0   0.0   0.1   0.1   0.0   0.0 |    0.3
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   5.6   6.2   8.3   8.9   9.1   8.1   6.8   7.1   6.6   7.0   6.8   6.1 |    7.2
Daily Avg Max 2-Min |  14.0  15.0  18.9  21.3  22.2  20.1  17.5  19.1  17.4  17.4  15.9  14.8 |   17.8
Daily Avg Peak Gust |  17.1  18.4  23.3  26.9  28.3  25.8  22.6  24.9  22.2  22.0  19.9  18.4 |   22.5
                    |                                                                         |
Maximum Daily Avg   |  26.4  25.9  24.7  20.4  23.8  19.4  17.7  17.3  18.0  19.4  22.6  23.0 |   26.4
                    |                                                                         |
Maximum 2-Minute Avg|    44    38    46    51    49    41    35    38    39    37    41    39 |     51
                    |                                                                         |
Date of Max 2min-Day|    11    02    16    14    25    24    02    16    25    31    22    15 |
               -Year|  2000  1999  1999  2002  2003  1999  2005  2007  1999  1999  1998  2000 |
                    |                                                                         |
Maximum Peak Gust   |    56    52    53    63    70    55    46    51    47    52    52    51 |     70
                    |                                                                         |
Date of Max Gust-Day|    28    07    16    14    20    13    02    15    25    29    22    15 |
               -Year|  2008  1999  1999  2002  2008  1998  2005  2006  1999  2003  1998  2006 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   4.2   4.0   8.7  11.5  13.7   9.0   5.8   8.6   5.1   5.9   6.0   4.6 |   87.1
   Peak Gust >=40   |   1.5   1.0   2.3   2.5   2.9   1.8   1.0   1.5   0.7   1.2   1.7   1.1 |   19.4
   Peak Gust >=50   |   0.2   0.1   0.4   0.3   0.7   0.3   0.0   0.1   0.0   0.1   0.1   0.2 |    2.4
                    |                                                                         |
   Max 2-Minute >=30|   1.6   1.2   3.3   4.8   4.6   2.2   0.8   2.1   1.6   2.1   2.5   0.0 |   26.9
   Max 2-Minute >=40|   0.1   0.0   0.6   0.3   0.6   0.3   0.0   0.0   0.0   0.0   0.1   0.0 |    1.9
                    |                                                                         |
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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.