STATION:  STANLEY RANGER STATION (KSNT), ID

CLIMATOLOGICAL SUMMARY.  Period of Record: Mar 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        |  26.7  32.5  40.1  46.8  58.0  66.9  79.9  77.9  67.4  53.9  37.2  26.3 |   51.1
Avg Min Temp        |   3.7   3.6  12.4  20.4  27.7  32.6  38.4  35.3  28.5  21.4  13.0   5.2 |   20.2
Avg Temperature     |  15.2  18.1  26.3  33.6  42.9  49.7  59.1  56.6  47.9  37.6  25.1  15.7 |   35.7
                    |                                                                         |
Extremes:           |                                                                         |
    Extreme Max Temp|    48    56    67    71    84    87    95    92    87    75    64    49 |     95
                    |                                                                         |
    Date of Ext-Day |    31    28    01    27    28    29    11    14    02    01    06    11 |
               -Year|  2003  2001  2001  2000  2003  2008  2002  2003  1998  2003  1999  2004 |
                    |                                                                         |
    Extreme Min Temp|   -35   -28   -23   -17     7    18    23    25     8    -6   -21   -34 |    -35
                    |                                                                         |
    Date of Ext-Day |    12    17    02    01    01    01    05    25    28    31    29    21 |
               -Year|  2007  2006  2002  2008  2008  2000  1999  1998  1999  2002  2006  1998 |
                    |                                                                         |
Heating Degree Days |  1544  1326  1201   941   686   458   191   259   512   849  1198  1527 |  10691
Cooling Degree Days |     0     0     0     0     0     0     9     0     0     0     0     0 |      9
                    |                                                                         |
Avg Number of Days: |                                                                         |
    Max Temp >= 90  |   0.0   0.0   0.0   0.0   0.0   0.0   2.4   0.4   0.0   0.0   0.0   0.0 |    2.8
    Max Temp >= 75  |   0.0   0.0   0.0   0.0   2.3   8.0  24.2  23.4   8.3   0.3   0.0   0.0 |   66.5
    Max Temp <= 32  |  22.9  14.0   5.6   1.2   0.0   0.0   0.0   0.0   0.0   0.7  10.4  22.5 |   77.4
                    |                                                                         |
    Min Temp <= 32  |  30.8  28.2  30.5  29.7  24.8  16.0   5.0  11.1  21.8  29.7  28.7  30.9 |  287.4
    Min Temp <= 20  |  27.3  25.4  23.0  12.7   3.7   0.1   0.0   0.0   2.7  13.3  20.9  26.3 |  155.3
    Min Temp  <= 0  |  11.9  11.7   4.7   0.7   0.0   0.0   0.0   0.0   0.0   0.2   5.2  12.0 |   46.5
                    |                                                                         |
Avg Dew Point Temp  |  10.7  10.5  16.4  21.8  28.2  32.9  35.9  32.0  28.5  23.6  18.1  11.5 |   22.5
Avg Wet Bulb Temp   |  14.0  15.4  22.7  28.8  36.3  41.7  47.0  43.8  38.0  30.5  22.0  14.6 |   29.6
                    |                                                                         |
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                    |                                                                         |
Avg Sea Level Pres  | 30.20 30.12 30.06 29.98 29.96 29.93 29.93 29.95 30.00 30.07 30.15 30.20 |  30.05
(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   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.0 |    0.0
    Heavy Fog       |   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
    Fog             |   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
    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     |  1.94  1.16  1.36  1.24  1.64  1.12  0.55  0.48  0.83  1.37  1.86  1.75 |  15.29
                    |                                                                         |
Maximum Daily       |  1.27  1.43  0.83  0.89  0.61  0.65  0.77  0.52  0.66  2.08  1.69  0.84 |   2.08
                    |                                                                         |
    Date of Ext-Day |    06    01    19    14    15    25    30    20    18    19    21    01 |
               -Year|  2008  2008  2001  2002  2001  1998  2001  2007  2004  2007  2006  2005 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
    >= 0.01         |  12.6  10.4  13.1  11.4  11.4   9.9   5.3   5.7   7.9   8.9  12.0  13.0 |  121.6
    >= 0.10         |   5.8   3.5   4.3   4.4   5.7   3.8   1.8   1.5   2.6   3.8   5.8   5.8 |   49.0
    >= 0.25         |   2.5   1.2   1.4   1.1   2.4   1.4   0.6   0.4   1.0   1.6   2.5   2.1 |   18.1
    >= 0.50         |   0.7   0.2   0.3   0.2   0.6   0.2   0.1   0.1   0.4   0.4   0.6   0.5 |    4.3
    >= 1.00         |   0.1   0.1   0.0   0.0   0.0   0.0   0.0   0.0   0.0   0.1   0.1   0.0 |    0.4
                    |                                                                         |
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                    |                                                                         |
WIND (MPH)          |   Jan   Feb   Mar   Apr   May   Jun   Jul   Aug   Sep   Oct   Nov   Dec |   Year
                    |                                                                         |
Daily Avg Wind Speed|   2.4   2.9   3.7   3.9   4.2   4.3   4.1   3.9   3.5   3.0   2.6   2.7 |    3.4
Daily Avg Max 2-Min |  10.0  10.9  13.1  14.1  14.9  15.3  15.6  15.2  13.4  11.9  10.9  10.5 |   13.0
Daily Avg Peak Gust |  13.6  14.9  18.3  19.6  21.1  21.9  22.4  21.8  19.0  16.6  15.1  14.4 |   18.2
                    |                                                                         |
Maximum Daily Avg   |  11.5  11.7  10.4   9.7   8.8  10.2   7.3   7.5   7.7   9.3  10.4  12.0 |   12.0
                    |                                                                         |
Maximum 2-Minute Avg|    26    25    26    25    23    26    26    26    24    24    26    25 |     26
                    |                                                                         |
Date of Max 2min-Day|    04    16    18    27    03    13    08    19    25    23    30    15 |
               -Year|  2008  2007  2008  2005  1998  2006  2005  2007  2001  2001  1999  2006 |
                    |                                                                         |
Maximum Peak Gust   |    41    40    41    37    35    43    45    38    38    36    40    45 |     45
                    |                                                                         |
Date of Max Gust-Day|    09    07    18    23    05    30    28    23    17    20    14    15 |
               -Year|  2000  2008  2008  2002  2004  2008  2001  2006  2008  2008  2005  2006 |
                    |                                                                         |
Avg Number of Days: |                                                                         |
   Peak Gust >=30   |   1.9   1.2   1.8   1.4   2.0   2.1   3.3   2.3   1.4   0.9   2.1   1.7 |   22.0
   Peak Gust >=40   |   0.2   0.1   0.2   0.0   0.0   0.1   0.4   0.0   0.0   0.0   0.1   0.4 |    1.4
   Peak Gust >=50   |   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
                    |                                                                         |
   Max 2-Minute >=30|   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
   Max 2-Minute >=40|   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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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.