STATION: PASO ROBLES MUNICIPAL ARPT (KPRB), CA
CLIMATOLOGICAL SUMMARY. Period of Record: Jul 1996 to Dec 2008
Summaries based on unedited daily ASOS data. Errors may be present.
-----------------------------------------------------------------------------------------------
TEMPERATURE (F) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Avg Max Temp | 60.1 62.0 68.3 71.7 82.4 88.5 94.4 94.4 89.1 79.8 68.5 60.5 | 76.6
Avg Min Temp | 35.7 37.8 39.2 40.7 46.6 50.7 54.8 53.8 50.0 43.5 39.0 34.0 | 43.8
Avg Temperature | 47.9 49.9 53.8 56.2 64.5 69.6 74.6 74.1 69.5 61.7 53.7 47.3 | 60.2
| |
Extremes: | |
Extreme Max Temp| 76 82 91 99 108 115 114 114 109 103 90 78 | 115
| |
Date of Ext-Day | 03 22 12 27 22 14 22 03 01 13 01 17 |
-Year| 2001 2002 2007 2004 2000 2000 2006 1998 1998 1999 1999 1998 |
| |
Extreme Min Temp| 12 23 25 29 33 38 45 44 38 27 21 15 | 12
| |
Date of Ext-Day | 13 07 15 20 11 07 04 19 20 12 23 23 |
-Year| 2007 2003 2002 2008 2002 1999 2005 1996 2004 2008 2003 1998 |
| |
Heating Degree Days | 531 427 348 273 93 22 3 1 23 131 338 550 | 2739
Cooling Degree Days | 0 0 0 8 77 159 299 284 159 27 0 0 | 1014
| |
Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.1 1.7 8.2 15.3 22.4 22.5 14.8 5.5 0.1 0.0 | 90.7
Max Temp >= 75 | 0.2 1.5 7.3 11.1 23.1 27.1 30.5 30.7 27.7 21.7 6.5 0.5 | 187.7
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
| |
Min Temp <= 32 | 10.7 6.7 3.5 2.3 0.0 0.0 0.0 0.0 0.0 0.3 5.7 15.2 | 44.3
Min Temp <= 20 | 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 | 1.0
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
| |
Avg Dew Point Temp | 37.5 39.8 41.8 40.6 43.2 45.2 49.3 48.5 44.8 41.2 40.0 37.9 | 42.5
Avg Wet Bulb Temp | 41.8 44.3 47.2 47.9 52.5 55.5 59.2 58.0 55.0 50.2 46.1 42.2 | 50.0
| |
------------------------------------------------------------------------------------------------------
| |
Avg Sea Level Pres | 30.15 30.08 30.06 30.02 29.95 29.91 29.90 29.90 29.90 29.98 30.09 30.13 | 30.01
(Inches of Mercury) | |
------------------------------------------------------------------------------------------------------
| |
WEATHER | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
See disclaimer below| |
| |
Avg Number of Days: | |
Thunderstorms | 0.1 0.2 0.0 0.2 0.2 0.2 0.2 0.1 0.3 0.2 0.1 0.2 | 1.8
Heavy Fog | 8.9 5.9 5.8 2.7 0.9 0.3 0.6 2.3 2.7 3.1 6.8 7.0 | 47.2
Fog | 16.4 14.9 13.5 8.3 4.6 2.9 3.8 6.2 5.5 7.5 12.9 13.8 | 110.4
Hail | 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 | 0.1
| |
------------------------------------------------------------------------------------------------------
| |
PRECIPITATION (In) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Average Monthly | 2.67 2.57 1.45 0.84 0.42 0.01 0.00 0.02 0.04 0.63 0.78 1.99 | 11.39
| |
Maximum Daily | 2.67 1.18 1.95 1.13 0.96 0.05 0.04 0.15 0.18 1.86 1.30 1.95 | 2.67
| |
Date of Ext-Day | 02 06 05 17 21 08 06 30 22 19 04 05 |
-Year| 2006 1998 2001 2000 2006 2000 2001 2007 1999 2004 2004 1997 |
| |
Avg Number of Days: | |
>= 0.01 | 9.3 9.5 6.4 5.5 1.7 0.3 0.2 0.2 0.5 2.3 5.7 8.8 | 50.2
>= 0.10 | 5.2 5.8 3.5 2.4 0.9 0.0 0.0 0.1 0.2 1.2 2.4 3.8 | 25.5
>= 0.25 | 3.8 3.7 1.7 1.1 0.5 0.0 0.0 0.0 0.0 0.7 0.9 2.1 | 14.5
>= 0.50 | 1.8 1.8 0.5 0.5 0.4 0.0 0.0 0.0 0.0 0.5 0.5 1.4 | 7.2
>= 1.00 | 0.5 0.2 0.5 0.1 0.0 0.0 0.0 0.0 0.0 0.2 0.1 0.5 | 2.0
| |
------------------------------------------------------------------------------------------------------
| |
WIND (MPH) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Daily Avg Wind Speed| 4.6 5.0 5.7 6.9 8.1 9.0 7.8 7.0 5.8 4.8 4.1 4.6 | 6.1
Daily Avg Max 2-Min | 15.1 16.0 16.9 18.7 20.4 22.0 21.1 20.6 18.3 16.0 14.1 15.4 | 17.9
Daily Avg Peak Gust | 17.9 19.4 20.6 23.1 25.1 26.7 25.2 24.7 21.9 19.4 17.0 18.6 | 21.6
| |
Maximum Daily Avg | 16.2 15.3 16.4 16.1 19.3 17.1 13.7 11.6 13.6 14.8 12.8 15.0 | 19.3
| |
Maximum 2-Minute Avg| 38 35 39 33 30 31 29 35 26 28 37 39 | 39
| |
Date of Max 2min-Day| 07 25 04 18 19 06 05 10 08 20 24 16 |
-Year| 2005 2006 2001 2006 2006 2004 2004 2006 2001 2007 2001 2002 |
| |
Maximum Peak Gust | 48 46 47 37 40 45 36 43 32 38 45 53 | 53
| |
Date of Max Gust-Day| 07 25 04 04 02 12 29 03 15 10 24 16 |
-Year| 2005 2006 2001 2006 2008 2006 2006 2006 2006 2008 2001 2002 |
| |
Avg Number of Days: | |
Peak Gust >=30 | 1.4 2.4 2.9 3.8 4.7 7.1 3.6 3.2 1.3 0.8 1.0 3.4 | 35.6
Peak Gust >=40 | 0.6 0.3 0.1 0.0 0.1 0.3 0.0 0.1 0.0 0.0 0.1 0.4 | 2.0
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
| |
Max 2-Minute >=30| 0.6 0.5 0.4 0.1 0.4 0.8 0.0 0.6 0.0 0.0 0.1 0.0 | 3.5
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
| |
------------------------------------------------------------------------------------------------------
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.