STATION: REDDING MUNICIPAL AIRPORT (KRDD), 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 | 54.7 58.8 65.6 70.1 81.1 90.7 99.0 97.0 90.5 77.7 62.8 55.2 | 75.3
Avg Min Temp | 37.4 39.6 42.7 46.0 54.2 61.5 65.9 63.1 57.7 49.0 41.9 37.3 | 49.7
Avg Temperature | 46.0 49.2 54.2 58.1 67.7 76.1 82.4 80.0 74.1 63.3 52.3 46.3 | 62.5
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Extremes: | |
Extreme Max Temp| 75 80 88 95 106 117 116 113 112 104 85 78 | 117
| |
Date of Ext-Day | 02 08 31 26 17 25 29 05 02 01 07 16 |
-Year| 1999 2006 2002 2004 2008 2006 2003 1998 1998 2001 2007 1998 |
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Extreme Min Temp| 19 23 28 28 34 44 53 54 40 35 27 21 | 19
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Date of Ext-Day | 14 16 05 09 11 04 08 22 30 26 11 23 |
-Year| 1997 2006 1997 1999 2000 1999 2000 1998 2007 1997 2000 1998 |
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Heating Degree Days | 588 447 343 229 68 7 0 0 6 115 381 581 | 2765
Cooling Degree Days | 0 0 7 21 150 340 541 464 278 63 1 0 | 1866
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Avg Number of Days: | |
Max Temp >= 90 | 0.0 0.0 0.0 0.7 7.7 17.7 28.5 25.9 17.3 3.6 0.0 0.0 | 101.4
Max Temp >= 75 | 0.2 1.3 6.5 10.1 22.2 28.2 31.0 30.9 28.7 20.0 4.1 0.2 | 183.3
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
| |
Min Temp <= 32 | 8.5 3.5 1.9 0.5 0.0 0.0 0.0 0.0 0.0 0.0 2.8 9.3 | 26.6
Min Temp <= 20 | 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 | 0.2
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 | 36.7 37.3 38.6 40.5 44.8 46.9 51.4 48.7 44.8 40.5 41.0 36.5 | 42.3
Avg Wet Bulb Temp | 41.8 43.8 46.9 49.5 55.7 60.0 64.1 62.0 58.0 51.7 45.6 41.9 | 51.7
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Avg Sea Level Pres | 30.14 30.09 30.04 29.99 29.92 29.86 29.85 29.86 29.87 29.98 30.10 30.16 | 29.99
(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 | 0.5 0.3 0.3 0.7 0.8 0.8 0.5 0.5 0.5 0.2 0.5 0.2 | 5.8
Heavy Fog | 6.1 1.4 0.5 0.4 0.1 0.0 0.0 0.0 0.0 0.3 3.1 3.6 | 15.5
Fog | 20.9 14.0 9.6 7.6 5.0 1.8 0.1 0.4 1.4 3.6 15.9 18.8 | 99.1
Hail | 0.0 0.1 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 | 0.2
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PRECIPITATION (In) | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec | Year
| |
Average Monthly | 5.93 6.24 3.26 2.53 1.84 0.53 0.14 0.12 0.52 1.78 4.37 6.96 | 34.23
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Maximum Daily | 2.27 3.17 2.39 1.65 1.48 1.27 1.09 0.61 2.77 3.30 2.26 3.44 | 3.44
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Date of Ext-Day | 01 22 05 29 28 03 18 02 01 19 26 27 |
-Year| 2006 2001 2006 2003 1998 1997 2007 2003 2000 2004 1997 2004 |
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Avg Number of Days: | |
>= 0.01 | 14.2 12.5 10.8 8.9 6.9 2.6 1.1 0.7 1.9 5.1 11.3 13.3 | 89.3
>= 0.10 | 9.9 8.5 6.8 5.6 4.2 1.4 0.2 0.3 0.6 3.0 7.2 9.9 | 57.7
>= 0.25 | 6.8 6.4 3.8 3.3 2.9 0.8 0.2 0.2 0.4 1.8 5.2 7.7 | 39.3
>= 0.50 | 4.5 4.7 1.8 1.5 1.1 0.3 0.1 0.1 0.2 0.9 3.1 4.8 | 23.0
>= 1.00 | 1.9 2.0 0.8 0.6 0.3 0.1 0.1 0.0 0.2 0.4 1.4 2.1 | 9.8
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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| 5.3 6.6 6.1 6.6 6.4 6.6 5.5 5.2 5.4 5.4 4.8 6.0 | 5.8
Daily Avg Max 2-Min | 15.1 17.5 16.9 17.5 16.6 16.8 15.7 15.8 15.9 15.5 14.4 16.7 | 16.2
Daily Avg Peak Gust | 18.4 21.6 21.1 22.1 20.9 21.3 19.3 19.7 19.7 19.3 17.6 20.6 | 20.1
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Maximum Daily Avg | 25.1 28.3 21.2 19.0 17.2 18.7 11.5 15.5 18.5 20.7 30.0 31.0 | 31.0
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Maximum 2-Minute Avg| 55 49 44 39 36 33 32 31 35 40 51 58 | 58
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Date of Max 2min-Day| 04 06 15 07 20 16 10 28 22 17 23 15 |
-Year| 2008 1999 2003 1999 2002 2000 2007 2008 2006 2004 1998 2002 |
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Maximum Peak Gust | 70 87 55 48 43 44 43 44 43 51 63 71 | 87
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Date of Max Gust-Day| 04 10 30 15 20 16 10 23 22 17 23 15 |
-Year| 2008 2005 1999 2006 2002 2000 2007 1999 2006 2004 1998 2002 |
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Avg Number of Days: | |
Peak Gust >=30 | 5.0 6.6 4.9 5.6 3.5 2.6 0.5 1.2 3.2 4.1 3.9 7.6 | 48.6
Peak Gust >=40 | 2.3 2.5 1.4 1.2 0.1 0.1 0.1 0.2 0.1 0.8 1.3 3.1 | 13.1
Peak Gust >=50 | 0.4 0.9 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.5 0.9 | 3.1
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Max 2-Minute >=30| 2.7 3.3 1.9 1.9 0.6 0.4 0.1 0.2 0.2 1.4 2.1 0.0 | 14.7
Max 2-Minute >=40| 0.5 1.1 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 0.0 | 2.4
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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.