STATION: FLAGSTAFF PULLIAM AIRPORT (KFLG), AZ
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
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Avg Max Temp | 42.9 44.5 51.8 57.5 69.6 78.8 82.2 78.6 73.1 62.4 52.1 43.4 | 61.4
Avg Min Temp | 17.4 19.1 23.1 27.8 35.0 41.9 51.5 50.3 42.1 31.1 23.1 16.7 | 31.6
Avg Temperature | 30.1 31.8 37.5 42.6 52.3 60.4 66.9 64.4 57.6 46.8 37.6 30.0 | 46.5
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Extremes: | |
Extreme Max Temp| 62 65 73 78 89 91 96 91 88 81 70 66 | 96
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Date of Ext-Day | 08 28 17 26 31 15 04 12 14 09 15 01 |
-Year| 2002 1999 2007 2000 2002 2000 2007 2002 2000 1996 1999 2008 |
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Extreme Min Temp| -15 -8 -10 8 19 25 33 36 27 11 -3 -9 | -15
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Date of Ext-Day | 14 05 01 06 04 14 01 12 22 12 13 07 |
-Year| 2007 2008 1997 1999 2001 2001 2004 1999 2004 2008 2000 1998 |
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Heating Degree Days | 1081 938 853 672 394 154 22 49 223 565 822 1084 | 6857
Cooling Degree Days | 0 0 0 0 1 15 81 32 1 0 0 0 | 130
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.0 0.0 0.0 0.3 2.5 0.3 0.0 0.0 0.0 0.0 | 3.2
Max Temp >= 75 | 0.0 0.0 0.0 0.3 8.9 23.2 28.3 24.6 13.7 2.0 0.0 0.0 | 101.0
Max Temp <= 32 | 4.1 2.1 0.9 0.5 0.0 0.0 0.0 0.0 0.0 0.1 0.6 4.0 | 12.3
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Min Temp <= 32 | 30.6 28.0 29.7 25.2 11.0 2.4 0.0 0.0 2.5 19.8 28.1 30.3 | 207.5
Min Temp <= 20 | 18.2 14.8 8.2 3.2 0.1 0.0 0.0 0.0 0.0 1.6 9.0 19.6 | 74.6
Min Temp <= 0 | 2.0 0.7 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.2 | 4.4
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Avg Dew Point Temp | 17.1 17.1 19.2 20.9 24.1 26.6 42.9 47.8 38.7 27.6 19.7 15.0 | 26.4
Avg Wet Bulb Temp | 25.5 26.6 30.5 33.9 40.5 45.3 54.0 54.6 47.7 37.9 30.1 24.4 | 37.6
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Avg Sea Level Pres | 30.12 30.07 30.01 29.96 29.91 29.91 29.98 30.02 29.99 30.03 30.10 30.13 | 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| |
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Avg Number of Days: | |
Thunderstorms | 0.0 0.0 0.5 0.6 1.7 1.8 8.4 10.1 4.6 1.1 0.2 0.1 | 28.9
Heavy Fog | 4.6 4.1 3.4 2.7 0.2 0.0 0.4 0.6 0.4 1.2 1.4 2.7 | 21.5
Fog | 8.9 8.9 7.6 6.2 1.1 0.8 4.4 7.6 5.6 5.7 5.0 6.5 | 68.3
Hail | 0.0 0.1 0.2 0.2 0.0 0.2 0.2 0.6 0.2 0.2 0.0 0.1 | 1.9
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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 | 1.64 1.54 1.37 1.07 0.45 0.30 2.57 2.73 2.41 1.58 1.18 1.56 | 18.38
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Maximum Daily | 1.28 1.38 1.13 0.94 0.63 0.91 1.35 1.84 1.61 1.61 2.00 3.33 | 3.33
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Date of Ext-Day | 27 13 28 24 23 02 25 20 09 28 12 29 |
-Year| 2008 2003 1998 2005 2008 1999 2003 2004 2003 2004 2003 2004 |
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Avg Number of Days: | |
>= 0.01 | 7.0 7.9 7.0 6.5 3.1 2.5 12.7 15.5 9.3 5.7 4.3 6.0 | 87.6
>= 0.10 | 3.7 4.2 4.1 2.9 1.0 0.8 5.9 7.7 5.1 3.5 3.0 2.8 | 44.8
>= 0.25 | 1.8 1.8 1.9 1.5 0.8 0.4 2.9 3.6 2.5 2.0 1.4 1.8 | 22.5
>= 0.50 | 1.1 0.7 0.8 0.6 0.2 0.2 1.4 1.4 1.3 1.2 0.5 0.8 | 10.0
>= 1.00 | 0.3 0.2 0.1 0.0 0.0 0.0 0.4 0.2 0.8 0.2 0.2 0.4 | 2.9
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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| 6.5 7.0 7.1 8.7 7.8 7.6 5.4 4.4 5.4 6.1 6.0 6.6 | 6.5
Daily Avg Max 2-Min | 17.5 19.0 20.2 23.1 22.6 22.6 18.9 17.2 18.7 19.2 17.7 18.4 | 19.6
Daily Avg Peak Gust | 22.5 24.6 25.9 29.6 29.2 29.4 24.4 22.0 24.0 24.3 22.8 23.3 | 25.2
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Maximum Daily Avg | 22.6 21.8 22.4 24.8 24.0 24.0 10.4 13.2 19.8 25.8 21.5 24.7 | 25.8
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Maximum 2-Minute Avg| 46 40 41 43 41 44 35 38 39 48 37 45 | 48
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Date of Max 2min-Day| 11 15 27 19 04 06 14 10 19 22 18 25 |
-Year| 2005 2006 2007 2005 2007 2007 2002 2004 2004 2007 2000 2008 |
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Maximum Peak Gust | 61 52 56 59 59 64 47 45 56 60 52 60 | 64
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Date of Max Gust-Day| 28 15 27 18 04 06 14 10 29 22 25 25 |
-Year| 2008 2006 2007 2007 2007 2007 2002 2004 2007 2007 2001 2008 |
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Avg Number of Days: | |
Peak Gust >=30 | 5.1 7.1 8.8 13.4 12.9 14.8 4.8 2.8 6.5 6.9 5.5 7.1 | 95.5
Peak Gust >=40 | 0.9 1.5 1.3 3.8 2.4 1.9 0.2 0.2 1.0 1.9 1.0 1.8 | 18.0
Peak Gust >=50 | 0.3 0.2 0.2 0.3 0.2 0.3 0.0 0.0 0.2 0.3 0.1 0.6 | 2.5
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Max 2-Minute >=30| 1.4 1.8 2.6 4.8 3.7 2.8 0.2 0.2 1.2 2.5 1.9 0.0 | 23.2
Max 2-Minute >=40| 0.2 0.1 0.2 0.4 0.2 0.2 0.0 0.0 0.0 0.2 0.0 0.0 | 1.6
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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.