STATION: IDAHO FALLS REGIONAL ARPT (KIDA), 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
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Avg Max Temp | 28.1 32.9 46.2 57.7 67.4 76.3 88.5 85.9 73.6 59.5 43.8 30.5 | 57.5
Avg Min Temp | 11.8 14.3 24.3 31.1 38.0 43.7 49.8 47.1 39.4 30.3 22.2 13.6 | 30.5
Avg Temperature | 20.0 23.6 35.3 44.4 52.7 60.0 69.2 66.5 56.5 44.9 33.0 22.1 | 44.0
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Extremes: | |
Extreme Max Temp| 57 54 72 81 94 95 101 99 93 83 69 54 | 101
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Date of Ext-Day | 31 21 30 26 28 26 13 14 03 01 06 03 |
-Year| 2003 2000 2004 2001 2003 2002 2002 2003 1998 2008 1999 1998 |
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Extreme Min Temp| -18 -17 -13 16 19 29 34 31 18 1 -6 -21 | -21
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Date of Ext-Day | 22 02 03 16 02 01 05 31 28 31 29 21 |
-Year| 2008 2007 2002 1999 2001 2000 1999 2006 1999 2002 2006 1998 |
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Heating Degree Days | 1396 1170 921 618 384 174 12 38 264 623 960 1330 | 7891
Cooling Degree Days | 0 0 0 0 4 24 141 85 10 0 0 0 | 263
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.0 0.0 0.3 2.2 13.7 9.6 1.1 0.0 0.0 0.0 | 26.9
Max Temp >= 75 | 0.0 0.0 0.0 1.3 8.6 17.9 30.7 29.4 14.7 1.9 0.0 0.0 | 104.6
Max Temp <= 32 | 21.2 12.4 2.4 0.0 0.0 0.0 0.0 0.0 0.0 0.3 4.8 17.3 | 58.3
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Min Temp <= 32 | 30.3 27.3 26.2 18.1 6.7 0.8 0.0 0.1 4.4 19.1 26.6 30.2 | 189.9
Min Temp <= 20 | 22.9 18.5 7.7 1.6 0.2 0.0 0.0 0.0 0.2 2.8 12.0 21.8 | 87.6
Min Temp <= 0 | 5.3 3.6 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 4.1 | 14.0
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Avg Dew Point Temp | 16.4 19.1 24.9 28.2 35.0 41.7 47.8 43.1 37.3 29.7 24.5 17.6 | 30.4
Avg Wet Bulb Temp | 19.1 22.4 31.0 37.3 44.4 50.5 57.0 53.8 46.8 37.8 29.4 20.9 | 37.5
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Avg Sea Level Pres | 30.28 30.19 30.08 30.00 29.95 29.94 29.95 29.96 30.01 30.10 30.20 30.26 | 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| |
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Avg Number of Days: | |
Thunderstorms | 0.0 0.8 0.4 2.0 3.8 3.8 4.5 4.5 2.7 0.6 0.3 0.1 | 23.6
Heavy Fog | 8.0 5.9 2.6 1.5 0.4 0.1 0.1 0.0 0.5 1.0 2.6 6.3 | 29.1
Fog | 23.0 17.9 13.1 9.1 6.5 4.1 2.9 2.9 5.3 7.2 12.2 19.9 | 124.0
Hail | 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.2 0.0 0.1 0.0 | 0.5
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PRECIPITATION (In) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
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Average Monthly | 0.61 0.58 0.61 1.14 1.28 0.88 0.18 0.46 0.91 0.90 0.63 0.72 | 8.88
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Maximum Daily | 0.53 0.32 0.47 1.10 0.72 1.34 0.34 0.55 1.03 0.70 0.69 0.36 | 1.34
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Date of Ext-Day | 02 19 23 18 21 10 26 30 21 06 02 24 |
-Year| 2006 2005 2005 2000 2002 2004 2007 1999 2006 2007 2008 2007 |
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Avg Number of Days: | |
>= 0.01 | 9.7 7.5 7.5 8.9 9.3 6.0 3.2 5.0 6.2 6.7 7.0 9.9 | 87.0
>= 0.10 | 2.2 2.1 2.4 3.5 3.9 2.4 0.5 1.6 2.5 3.1 2.0 2.8 | 28.9
>= 0.25 | 0.2 0.3 0.5 1.6 1.7 1.1 0.3 0.5 0.8 1.1 0.5 0.6 | 9.3
>= 0.50 | 0.1 0.0 0.0 0.4 0.5 0.4 0.0 0.1 0.6 0.2 0.1 0.0 | 2.4
>= 1.00 | 0.0 0.0 0.0 0.1 0.0 0.1 0.0 0.0 0.2 0.0 0.0 0.0 | 0.4
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WIND (MPH) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
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Daily Avg Wind Speed| 7.7 8.1 9.7 10.0 10.2 9.7 8.1 8.0 7.6 8.2 8.1 7.9 | 8.6
Daily Avg Max 2-Min | 17.1 17.5 21.0 22.8 23.5 22.5 20.2 20.8 19.0 19.1 17.6 17.4 | 19.9
Daily Avg Peak Gust | 19.8 20.7 25.3 28.2 29.3 27.7 25.1 25.7 23.4 23.1 21.4 20.5 | 24.2
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Maximum Daily Avg | 26.1 23.1 24.7 23.2 23.2 22.5 20.4 20.4 21.3 22.8 22.3 25.2 | 26.1
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Maximum 2-Minute Avg| 44 48 41 51 43 45 43 43 48 43 39 46 | 51
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Date of Max 2min-Day| 28 14 06 23 03 26 15 22 13 01 11 15 |
-Year| 2008 2000 2003 2002 2004 2002 2001 2003 2004 2000 2003 2000 |
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Maximum Peak Gust | 54 60 53 60 54 53 55 52 55 52 51 56 | 60
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Date of Max Gust-Day| 28 14 06 23 20 26 15 22 25 01 11 15 |
-Year| 2008 2000 2003 2002 2008 2002 2001 2003 1999 2000 2003 2000 |
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Avg Number of Days: | |
Peak Gust >=30 | 4.9 5.5 10.9 11.9 14.3 12.0 8.1 10.0 7.4 7.6 6.2 5.8 | 104.4
Peak Gust >=40 | 1.6 1.2 3.2 3.5 4.0 2.2 1.6 1.8 0.8 1.3 1.5 1.6 | 24.1
Peak Gust >=50 | 0.5 0.2 0.2 0.5 0.2 0.3 0.1 0.1 0.2 0.1 0.1 0.1 | 2.4
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Max 2-Minute >=30| 3.0 2.5 4.9 6.1 6.4 4.4 2.5 2.9 2.7 3.3 3.4 0.0 | 42.1
Max 2-Minute >=40| 0.6 0.3 0.5 0.4 0.8 0.2 0.1 0.1 0.2 0.1 0.0 0.0 | 3.1
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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.