STATION: MOFFETT FEDERAL AIRFLD APT (KNUQ), CA
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 | 57.9 60.8 64.8 66.8 71.9 76.0 77.0 77.2 77.2 72.9 64.6 58.6 | 68.8
Avg Min Temp | 41.7 44.0 46.0 47.9 52.4 55.8 58.8 58.6 57.0 52.4 46.8 42.2 | 50.3
Avg Temperature | 49.8 52.4 55.4 57.3 62.1 65.9 67.9 67.9 67.1 62.6 55.7 50.4 | 59.5
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Extremes: | |
Extreme Max Temp| 70 74 84 92 99 106 101 98 98 91 81 78 | 106
| |
Date of Ext-Day | 08 27 16 26 30 14 22 28 13 26 15 05 |
-Year| 2004 2002 2004 2004 2001 2000 2006 2008 2003 2003 2008 2003 |
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Extreme Min Temp| 27 32 36 38 43 46 52 51 48 41 32 26 | 26
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Date of Ext-Day | 15 02 13 02 15 08 04 20 20 31 23 24 |
-Year| 2007 2002 2006 1999 1999 1999 1999 2000 2004 2002 2003 1998 |
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Heating Degree Days | 472 357 300 239 118 37 11 9 24 99 280 453 | 2398
Cooling Degree Days | 0 0 3 8 30 64 101 99 86 25 0 0 | 416
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.0 0.2 1.0 1.7 1.4 1.8 3.0 0.6 0.0 0.0 | 9.6
Max Temp >= 75 | 0.0 0.0 3.0 4.1 8.7 15.6 20.2 20.3 15.7 11.3 1.3 0.1 | 100.3
Max Temp <= 32 | 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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Min Temp <= 32 | 1.5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.0 | 2.9
Min Temp <= 20 | 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
Min Temp <= 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 | 0.0
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Avg Dew Point Temp | 41.5 42.7 43.9 43.9 48.4 51.9 56.1 56.0 53.4 48.4 45.2 41.4 | 47.7
Avg Wet Bulb Temp | 45.9 47.6 49.4 50.3 54.3 57.6 60.4 60.4 58.6 54.5 49.8 46.2 | 52.9
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Avg Sea Level Pres | 30.17 30.11 30.10 30.06 30.01 29.96 29.96 29.96 29.93 30.02 30.11 30.16 | 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 0.1 0.1 0.0 0.0 0.0 0.0 0.1 0.0 0.1 0.0 | 0.4
Heavy Fog | 2.3 0.7 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.6 1.0 1.2 | 5.9
Fog | 16.7 12.7 8.6 6.0 2.8 1.7 2.2 2.6 5.2 7.0 11.7 15.4 | 92.6
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
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Average Monthly | 2.39 2.73 1.56 1.10 0.26 0.09 0.01 0.00 0.06 0.65 1.54 2.55 | 12.93
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Maximum Daily | 2.09 1.73 0.90 0.57 0.56 0.24 0.06 0.01 0.29 1.26 1.25 1.34 | 2.09
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Date of Ext-Day | 04 25 20 12 04 03 18 15 22 26 26 18 |
-Year| 2008 2004 2006 2003 2005 1999 2007 2000 2007 2000 1997 2005 |
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Avg Number of Days: | |
>= 0.01 | 13.2 12.6 9.4 6.8 2.3 0.9 0.1 0.2 1.2 4.1 11.3 12.3 | 74.3
>= 0.10 | 5.3 7.1 5.1 4.2 0.7 0.5 0.0 0.0 0.1 1.3 3.8 6.0 | 34.2
>= 0.25 | 2.7 3.7 2.3 1.7 0.4 0.0 0.0 0.0 0.1 0.8 1.6 3.7 | 17.1
>= 0.50 | 1.3 1.4 0.6 0.3 0.1 0.0 0.0 0.0 0.0 0.5 0.9 1.5 | 6.5
>= 1.00 | 0.5 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3 0.4 | 1.6
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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| 4.1 5.2 5.8 6.4 7.3 7.5 7.4 6.8 5.5 4.6 4.0 4.4 | 5.8
Daily Avg Max 2-Min | 13.3 15.1 17.0 18.2 19.5 20.1 18.6 18.0 16.6 15.0 13.2 13.9 | 16.5
Daily Avg Peak Gust | 16.5 18.6 20.4 21.9 22.9 23.3 21.4 20.8 19.3 17.7 16.1 17.3 | 19.7
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Maximum Daily Avg | 14.9 15.1 14.1 12.7 12.9 11.1 10.2 9.6 9.3 13.2 13.7 14.3 | 15.1
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Maximum 2-Minute Avg| 37 35 30 30 28 26 26 24 26 31 31 35 | 37
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Date of Max 2min-Day| 01 13 04 03 02 24 04 19 19 21 24 14 |
-Year| 2006 2008 2001 1999 2001 1999 2000 2000 2007 2000 2001 2002 |
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Maximum Peak Gust | 46 41 39 38 32 44 31 29 36 38 45 52 | 52
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Date of Max Gust-Day| 01 03 04 03 02 29 03 07 19 22 24 14 |
-Year| 2006 2000 2001 1999 2001 1997 2008 2007 2007 2000 2001 2002 |
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Avg Number of Days: | |
Peak Gust >=30 | 1.3 2.0 1.1 1.0 0.7 0.6 0.3 0.0 0.2 0.4 1.2 2.1 | 10.8
Peak Gust >=40 | 0.2 0.4 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.1 0.4 | 1.1
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 0.1 | 0.1
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Max 2-Minute >=30| 0.2 0.4 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.2 0.1 0.0 | 1.1
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.