STATION: OCEANSIDE MUNICIPAL ARPT (KOKB), CA
CLIMATOLOGICAL SUMMARY. Period of Record: May 1999 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 | 65.8 65.4 65.9 67.5 70.4 72.4 76.3 76.7 76.0 73.6 70.1 65.8 | 70.5
Avg Min Temp | 40.4 42.9 46.3 48.5 54.5 58.0 61.9 61.7 58.1 51.9 45.0 39.1 | 50.7
Avg Temperature | 53.1 54.1 56.1 58.0 62.4 65.2 69.1 69.2 67.1 62.8 57.5 52.4 | 60.6
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Extremes: | |
Extreme Max Temp| 88 91 88 97 95 93 94 86 101 95 94 86 | 101
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Date of Ext-Day | 06 22 29 27 03 20 22 10 05 08 15 07 |
-Year| 2006 2002 2004 2008 2004 2008 2006 2003 2004 2008 2008 2001 |
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Extreme Min Temp| 25 29 32 37 42 47 51 51 45 37 30 29 | 25
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Date of Ext-Day | 15 05 03 01 22 01 12 09 28 13 30 05 |
-Year| 2007 2002 2002 2000 2002 1999 2001 1999 2005 2008 2006 1999 |
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Heating Degree Days | 370 308 277 213 90 29 3 2 16 90 228 389 | 2014
Cooling Degree Days | 1 1 1 4 10 36 130 133 78 21 3 0 | 418
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.1 0.0 0.4 0.2 0.2 0.3 0.0 0.4 1.0 0.4 0.0 | 3.1
Max Temp >= 75 | 4.3 3.2 3.1 2.6 4.0 6.7 19.4 24.2 16.6 9.5 6.0 2.7 | 102.2
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 | 3.1 1.4 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 3.6 | 8.8
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 | 41.9 44.6 47.6 49.5 54.1 57.7 62.0 61.9 59.5 53.6 47.3 41.5 | 51.8
Avg Wet Bulb Temp | 47.4 49.2 51.7 53.4 57.7 60.7 64.5 64.5 62.4 57.5 51.9 46.8 | 55.6
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Avg Sea Level Pres | 30.09 30.06 30.02 30.00 29.94 29.91 29.92 29.90 29.88 29.95 30.03 30.09 | 29.98
(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 | 0.6 1.0 0.2 0.1 0.0 0.0 0.3 0.1 0.3 0.2 0.4 0.2 | 3.4
Heavy Fog | 4.4 3.4 2.7 1.9 1.1 1.3 1.1 1.7 4.1 3.6 4.9 4.4 | 34.8
Fog | 19.4 18.8 21.1 20.2 20.5 21.9 19.3 20.9 20.0 21.1 18.8 17.9 | 240.0
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
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Average Monthly | 1.73 3.30 0.95 0.88 0.16 0.07 0.02 0.07 0.07 0.93 0.86 1.34 | 10.37
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Maximum Daily | 1.97 2.40 1.05 1.75 0.57 0.17 0.10 0.44 0.24 2.08 2.69 1.38 | 2.69
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Date of Ext-Day | 09 25 15 14 22 03 12 26 29 27 30 15 |
-Year| 2005 2003 2003 2003 2006 1999 1999 2007 2002 2004 2007 2008 |
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Avg Number of Days: | |
>= 0.01 | 6.7 10.6 7.9 6.1 3.3 2.0 0.3 1.1 2.4 5.7 6.4 7.0 | 59.6
>= 0.10 | 3.1 5.7 2.9 1.6 0.3 0.3 0.1 0.1 0.2 1.5 1.5 2.9 | 20.1
>= 0.25 | 2.0 3.8 1.0 0.9 0.1 0.0 0.0 0.1 0.0 1.2 0.8 1.6 | 11.5
>= 0.50 | 1.0 1.8 0.3 0.6 0.1 0.0 0.0 0.0 0.0 0.5 0.5 0.9 | 5.7
>= 1.00 | 0.6 1.2 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.2 0.1 0.3 | 2.6
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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| 3.9 4.3 4.2 4.5 4.6 4.6 4.3 4.1 4.0 3.6 3.4 3.5 | 4.1
Daily Avg Max 2-Min | 13.6 14.5 14.3 14.9 14.1 13.6 13.7 13.7 13.9 13.4 13.1 13.4 | 13.9
Daily Avg Peak Gust | 17.1 18.5 18.4 19.5 18.2 17.4 17.4 17.3 17.6 17.0 16.7 17.0 | 17.7
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Maximum Daily Avg | 11.9 10.5 13.6 9.4 8.8 8.0 6.8 6.7 8.0 8.8 9.1 10.3 | 13.6
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Maximum 2-Minute Avg| 30 26 28 29 28 26 46 28 30 25 29 39 | 46
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Date of Max 2min-Day| 06 23 27 19 17 27 30 28 03 20 07 18 |
-Year| 2003 2000 2007 2007 2008 2006 2008 2007 2007 2004 2006 2008 |
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Maximum Peak Gust | 38 43 43 41 41 41 83 38 33 31 36 49 | 83
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Date of Max Gust-Day| 02 14 27 20 17 28 30 28 20 20 21 29 |
-Year| 2006 2008 2007 2007 2008 2007 2008 2007 2008 2004 2006 2004 |
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Avg Number of Days: | |
Peak Gust >=30 | 1.2 0.9 0.7 0.9 0.3 0.2 0.2 0.2 0.3 0.4 0.9 1.6 | 7.9
Peak Gust >=40 | 0.0 0.1 0.1 0.1 0.1 0.1 0.2 0.0 0.0 0.0 0.0 0.3 | 1.1
Peak Gust >=50 | 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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Max 2-Minute >=30| 0.2 0.0 0.0 0.0 0.0 0.0 0.2 0.0 0.1 0.0 0.0 0.0 | 0.5
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.