STATION: SACRAMENTO EXECUTIVE AIRPORT (KSAC), 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 | 54.5 59.8 66.7 70.6 80.1 87.0 92.5 91.5 87.0 77.1 63.9 55.4 | 73.8
Avg Min Temp | 39.3 41.2 43.8 45.8 51.9 56.4 59.2 58.6 55.7 49.3 43.1 38.9 | 48.6
Avg Temperature | 46.9 50.5 55.2 58.2 66.0 71.7 75.8 75.1 71.4 63.2 53.5 47.2 | 61.2
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Extremes: | |
Extreme Max Temp| 67 75 84 95 103 105 111 110 105 104 81 72 | 111
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Date of Ext-Day | 17 16 31 26 31 14 23 10 01 02 04 19 |
-Year| 1998 2007 2001 2004 2001 2000 2006 1996 1998 2001 2007 1999 |
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Extreme Min Temp| 21 28 31 31 40 46 50 51 42 36 28 20 | 20
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Date of Ext-Day | 15 16 08 09 11 07 04 17 30 31 29 23 |
-Year| 2007 2006 2002 1999 2000 1999 1999 2006 2007 2002 2004 1998 |
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Heating Degree Days | 561 409 305 218 64 7 0 0 7 95 345 553 | 2564
Cooling Degree Days | 0 0 1 14 95 209 336 312 198 39 0 0 | 1204
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.0 0.4 5.8 10.7 20.3 19.3 11.8 1.7 0.0 0.0 | 70.1
Max Temp >= 75 | 0.0 0.1 5.9 9.6 22.2 28.2 30.9 30.5 27.9 19.7 2.0 0.0 | 177.0
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 | 5.6 1.7 0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 1.5 5.7 | 14.7
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 0.1 | 0.1
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 | 40.6 42.4 44.0 44.4 48.7 51.7 55.0 53.9 51.0 46.1 44.7 40.4 | 46.9
Avg Wet Bulb Temp | 43.6 46.4 49.3 50.7 55.8 59.5 62.4 61.3 58.9 53.4 48.7 43.7 | 52.8
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Avg Sea Level Pres | 30.16 30.09 30.06 30.01 29.94 29.88 29.88 29.88 29.87 29.98 30.10 30.16 | 30.00
(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 | 1.2 1.1 0.9 0.4 0.6 0.2 0.3 0.4 0.5 0.5 2.0 1.8 | 10.0
Heavy Fog | 9.7 3.7 1.9 0.3 0.1 0.0 0.0 0.0 0.0 0.7 6.0 7.9 | 30.3
Fog | 22.6 18.3 14.5 8.5 5.2 1.1 1.0 1.8 3.6 11.3 20.3 20.5 | 128.7
Hail | 0.0 0.1 0.0 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 | 0.3
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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 | 3.92 3.83 1.83 1.17 0.83 0.16 0.00 0.05 0.09 0.72 1.77 3.71 | 18.08
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Maximum Daily | 2.99 2.16 0.92 1.14 1.67 0.48 0.05 0.29 0.50 0.85 1.99 2.12 | 2.99
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Date of Ext-Day | 24 03 06 04 20 12 23 22 24 26 01 31 |
-Year| 2000 1998 2002 2006 2002 1998 1998 2003 2001 2004 2008 2005 |
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Avg Number of Days: | |
>= 0.01 | 12.1 10.9 7.5 5.1 3.9 0.9 0.2 0.3 0.7 4.2 9.0 10.8 | 65.7
>= 0.10 | 7.0 7.8 4.5 3.0 2.1 0.4 0.0 0.2 0.3 1.8 4.1 6.8 | 38.1
>= 0.25 | 4.7 5.1 2.9 2.1 1.1 0.2 0.0 0.1 0.1 1.1 2.5 5.2 | 25.1
>= 0.50 | 2.5 3.1 1.5 0.6 0.4 0.0 0.0 0.0 0.1 0.5 1.2 2.5 | 12.4
>= 1.00 | 0.8 1.0 0.0 0.1 0.2 0.0 0.0 0.0 0.0 0.0 0.2 1.0 | 3.3
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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| 5.0 5.7 6.4 7.0 7.3 7.6 7.2 6.6 5.7 5.2 4.4 5.3 | 6.1
Daily Avg Max 2-Min | 13.5 15.1 15.9 17.0 16.9 16.8 15.4 14.4 13.8 13.6 13.0 14.4 | 15.0
Daily Avg Peak Gust | 17.1 19.1 20.0 21.5 21.3 21.0 19.4 18.3 17.8 17.3 16.4 18.4 | 19.0
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Maximum Daily Avg | 18.0 18.6 22.5 17.3 21.6 19.6 14.2 14.6 17.7 22.3 17.0 21.0 | 22.5
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Maximum 2-Minute Avg| 38 37 36 33 38 38 53 26 36 36 38 38 | 53
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Date of Max 2min-Day| 01 25 20 03 02 16 13 05 22 22 24 29 |
-Year| 2006 2004 2000 1999 2001 1998 2008 2007 2006 2000 2001 2003 |
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Maximum Peak Gust | 56 53 44 43 46 46 87 35 48 46 49 53 | 87
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Date of Max Gust-Day| 01 27 04 03 02 16 13 05 22 19 24 29 |
-Year| 2006 2006 2001 1999 2001 1998 2008 2007 2006 2004 2001 2003 |
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Avg Number of Days: | |
Peak Gust >=30 | 3.2 3.9 3.7 3.6 1.9 1.6 0.6 0.3 1.2 1.9 2.0 4.2 | 28.1
Peak Gust >=40 | 0.6 0.6 0.6 0.2 0.2 0.1 0.1 0.0 0.1 0.4 0.6 0.6 | 4.0
Peak Gust >=50 | 0.1 0.2 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.1 | 0.5
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Max 2-Minute >=30| 0.6 0.8 0.7 0.6 0.2 0.3 0.1 0.0 0.2 0.6 0.6 0.0 | 4.6
Max 2-Minute >=40| 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 | 0.1
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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.