STATION: CRESCENT CITY-JACK MCNAMARA FIELD ARPT (KCEC), CA
CLIMATOLOGICAL SUMMARY. Period of Record: Sep 2000 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 | 53.7 54.3 54.5 55.1 58.4 60.1 62.2 62.2 61.6 59.8 56.7 54.3 | 57.8
Avg Min Temp | 41.3 41.4 42.5 43.5 46.8 48.7 51.7 51.8 48.8 46.3 43.9 41.9 | 45.7
Avg Temperature | 47.5 47.9 48.5 49.3 52.6 54.4 56.9 57.0 55.2 53.0 50.3 48.1 | 51.7
| |
Extremes: | |
Extreme Max Temp| 71 70 69 74 82 71 71 75 85 81 75 68 | 85
| |
Date of Ext-Day | 07 09 29 10 16 28 18 29 03 26 15 20 |
-Year| 2003 2006 2003 2004 2008 2003 2004 2007 2003 2003 2008 2005 |
| |
Extreme Min Temp| 26 30 32 33 32 40 42 42 40 32 31 31 | 26
| |
Date of Ext-Day | 12 20 08 03 01 10 04 31 30 31 22 01 |
-Year| 2007 2006 2002 2001 2001 2002 2002 2002 2002 2002 2003 2007 |
| |
Heating Degree Days | 542 484 512 470 385 317 250 247 295 372 441 525 | 4840
Cooling Degree Days | 0 0 0 0 1 0 0 0 1 1 0 0 | 2
| |
Avg Number of Days: | |
Max Temp >= 90 | 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
Max Temp >= 75 | 0.0 0.0 0.0 0.0 0.5 0.0 0.0 0.1 0.6 0.9 0.1 0.0 | 2.2
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
| |
Min Temp <= 32 | 1.4 0.4 0.6 0.0 0.1 0.0 0.0 0.0 0.0 0.1 0.4 0.3 | 3.4
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
| |
Avg Dew Point Temp | 42.1 41.9 43.8 44.5 47.9 50.2 53.1 53.6 50.1 47.8 45.0 42.7 | 46.9
Avg Wet Bulb Temp | 45.1 45.2 46.5 47.0 50.3 52.2 54.6 54.9 52.0 50.1 47.8 45.6 | 49.3
| |
------------------------------------------------------------------------------------------------------
| |
Avg Sea Level Pres | 30.15 30.09 30.15 30.07 30.07 30.05 30.01 30.00 30.00 30.06 30.14 30.12 | 30.08
(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 | 0.8 0.2 0.5 0.5 0.2 0.0 0.5 0.5 0.4 0.1 0.8 0.6 | 5.1
Heavy Fog | 2.5 2.5 4.1 2.2 3.1 7.9 10.1 9.5 10.1 7.9 3.3 2.0 | 65.3
Fog | 21.2 18.1 22.9 20.9 21.8 23.9 23.0 22.6 21.3 22.4 19.4 19.6 | 257.1
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
| |
------------------------------------------------------------------------------------------------------
| |
PRECIPITATION (In) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Average Monthly | 8.67 5.98 6.69 5.51 2.02 1.31 0.25 0.46 0.60 3.59 7.61 13.19 | 55.87
| |
Maximum Daily | 2.64 3.56 1.55 2.11 1.33 1.43 0.46 0.79 1.07 2.24 2.17 4.36 | 4.36
| |
Date of Ext-Day | 10 27 27 03 08 26 10 22 30 20 19 25 |
-Year| 2006 2006 2005 2005 2005 2001 2001 2001 2007 2000 2006 2006 |
| |
Avg Number of Days: | |
>= 0.01 | 18.7 12.4 16.4 15.8 9.2 7.9 5.4 8.0 9.1 12.3 16.7 19.3 | 151.0
>= 0.10 | 13.9 9.4 11.5 10.6 4.7 2.9 0.6 1.1 1.6 5.5 11.3 14.9 | 88.0
>= 0.25 | 10.2 7.0 8.9 7.2 2.9 1.6 0.4 0.5 0.7 3.9 8.3 12.7 | 64.3
>= 0.50 | 7.2 4.4 5.5 4.0 1.1 0.8 0.0 0.4 0.1 2.7 5.6 9.7 | 41.3
>= 1.00 | 2.4 1.5 2.2 1.2 0.3 0.2 0.0 0.0 0.1 1.6 2.3 4.6 | 16.4
| |
------------------------------------------------------------------------------------------------------
| |
WIND (MPH) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Daily Avg Wind Speed| 9.1 8.5 9.3 8.8 8.5 8.3 6.8 6.5 6.8 7.1 7.9 10.0 | 8.1
Daily Avg Max 2-Min | 20.1 19.7 20.3 19.3 18.2 18.2 16.1 15.7 15.8 16.7 17.6 22.0 | 18.3
Daily Avg Peak Gust | 25.1 24.4 25.3 23.9 23.2 23.1 20.0 19.7 19.9 21.2 21.9 27.8 | 23.0
| |
Maximum Daily Avg | 28.1 25.4 26.4 20.7 21.7 26.6 21.4 18.0 20.7 23.6 25.1 29.8 | 29.8
| |
Maximum 2-Minute Avg| 48 53 48 46 36 38 35 33 32 45 46 52 | 53
| |
Date of Max 2min-Day| 04 25 01 08 02 06 07 30 20 30 07 15 |
-Year| 2008 2004 2006 2005 2001 2002 2004 2008 2000 2001 2002 2002 |
| |
Maximum Peak Gust | 67 64 58 53 47 49 47 47 46 58 58 68 | 68
| |
Date of Max Gust-Day| 04 25 01 08 22 07 02 30 13 30 12 19 |
-Year| 2008 2004 2006 2005 2008 2002 2008 2008 2006 2001 2006 2002 |
| |
Avg Number of Days: | |
Peak Gust >=30 | 10.0 8.6 9.0 7.6 7.4 7.4 3.2 3.8 4.7 5.8 7.1 13.7 | 88.2
Peak Gust >=40 | 4.4 2.8 2.9 1.6 2.2 2.0 0.3 0.2 0.8 0.9 1.9 6.6 | 26.6
Peak Gust >=50 | 0.5 0.5 0.8 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.4 1.9 | 4.3
| |
Max 2-Minute >=30| 5.4 4.6 4.2 2.6 2.6 2.5 0.4 0.5 1.1 1.1 2.6 0.0 | 27.7
Max 2-Minute >=40| 0.5 0.5 0.8 0.2 0.0 0.0 0.0 0.0 0.0 0.1 0.4 0.0 | 2.6
| |
------------------------------------------------------------------------------------------------------
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.