STATION: YAKUTAT AIRPORT (PAYA), AK
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 | 33.7 36.9 38.3 44.8 52.0 57.6 60.0 61.1 54.8 47.3 38.9 35.3 | 46.7
Avg Min Temp | 22.6 24.7 23.9 29.8 36.7 44.6 48.7 47.0 41.2 34.4 26.9 24.9 | 33.8
Avg Temperature | 28.1 30.8 31.1 37.3 44.4 51.1 54.4 54.0 48.0 40.9 32.9 30.1 | 40.3
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Extremes: | |
Extreme Max Temp| 51 50 59 69 76 82 75 88 72 60 53 50 | 88
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Date of Ext-Day | 18 21 22 26 20 19 16 15 03 01 07 16 |
-Year| 2001 1998 1998 2003 2002 2004 1996 2004 2002 2003 2002 2005 |
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Extreme Min Temp| -7 -6 -3 7 23 32 38 33 21 7 -4 -2 | -7
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Date of Ext-Day | 10 08 04 01 05 01 13 22 30 20 25 31 |
-Year| 2007 2008 2007 2002 2002 1999 2002 2003 1996 1996 2006 2008 |
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Heating Degree Days | 1143 966 1051 831 640 417 329 341 510 749 962 1081 | 9021
Cooling Degree Days | 0 0 0 0 0 0 0 0 0 0 0 0 | 0
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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 0.1 0.6 0.3 0.6 0.0 0.0 0.0 0.0 | 1.6
Max Temp <= 32 | 12.2 5.5 3.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.3 10.1 | 36.0
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Min Temp <= 32 | 25.3 22.3 25.5 17.5 8.9 0.2 0.0 0.0 4.1 12.6 21.5 24.8 | 162.8
Min Temp <= 20 | 11.7 7.9 9.6 2.7 0.0 0.0 0.0 0.0 0.0 0.9 6.5 8.9 | 48.1
Min Temp <= 0 | 1.3 0.6 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 0.1 | 2.8
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Avg Dew Point Temp | 24.6 26.5 24.4 31.7 38.8 46.2 50.5 50.0 44.8 37.5 29.1 27.4 | 36.0
Avg Wet Bulb Temp | 27.3 29.2 29.3 35.3 42.1 48.8 52.3 51.9 46.7 39.5 31.7 29.8 | 38.7
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Avg Sea Level Pres | 30.21 30.18 30.19 30.08 30.03 30.03 30.00 29.99 30.06 30.12 30.13 30.30 | 30.11
(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 | 0.1 0.2 0.1 0.2 0.1 0.1 0.0 0.5 0.9 0.8 0.2 0.5 | 3.8
Heavy Fog | 3.2 3.3 3.1 2.7 3.3 2.8 2.7 5.0 3.4 0.8 2.1 2.9 | 35.4
Fog | 19.1 18.6 16.7 19.6 19.9 19.1 18.6 19.5 20.4 17.7 18.0 20.3 | 227.5
Hail | 0.4 0.4 0.3 0.2 0.2 0.0 0.0 0.0 0.0 0.1 0.2 0.9 | 2.7
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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 | 11.63 10.98 8.74 8.81 7.55 3.77 8.01 13.77 18.85 19.82 12.95 14.41 | 139.29
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Maximum Daily | 5.09 7.00 3.13 3.66 2.86 1.89 3.44 6.85 4.76 7.43 5.83 6.70 | 7.43
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Date of Ext-Day | 11 22 26 15 30 21 24 24 25 18 26 23 |
-Year| 1997 1997 2000 1998 2007 1998 2008 2005 1996 1999 2002 1999 |
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Avg Number of Days: | |
>= 0.01 | 21.3 19.5 18.5 19.2 17.4 16.7 19.6 19.2 23.4 24.3 21.6 23.0 | 243.5
>= 0.10 | 16.5 15.1 15.1 14.5 11.9 9.2 12.6 13.8 19.7 20.2 17.3 18.5 | 184.5
>= 0.25 | 12.0 11.2 11.1 10.6 8.4 4.9 8.3 11.3 17.2 16.9 14.0 14.5 | 140.7
>= 0.50 | 8.5 7.2 6.4 6.2 4.4 2.3 4.8 8.2 12.8 13.0 9.9 9.3 | 92.9
>= 1.00 | 3.7 3.2 2.0 2.5 2.3 0.4 2.7 5.0 7.0 7.5 3.9 5.1 | 45.4
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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| 4.8 4.6 5.3 4.8 4.9 4.1 4.0 3.9 4.7 5.2 4.8 5.4 | 4.7
Daily Avg Max 2-Min | 13.5 13.0 14.3 13.6 13.2 11.6 11.0 11.4 13.1 14.1 13.4 14.9 | 13.1
Daily Avg Peak Gust | 18.7 17.9 19.7 18.5 18.1 15.6 14.8 15.7 18.2 20.0 18.9 20.7 | 18.1
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Maximum Daily Avg | 18.9 21.8 20.2 16.2 16.0 10.2 12.2 16.1 16.2 20.5 19.2 23.0 | 23.0
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Maximum 2-Minute Avg| 40 44 41 37 31 21 30 39 38 41 46 41 | 46
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Date of Max 2min-Day| 03 26 28 20 02 25 31 28 22 25 03 03 |
-Year| 2001 2001 2004 2000 2001 2002 2000 1998 1999 1999 2001 1997 |
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Maximum Peak Gust | 58 64 59 53 45 33 44 54 55 60 83 66 | 83
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Date of Max Gust-Day| 03 06 15 06 02 10 31 28 20 25 03 29 |
-Year| 2001 2006 2003 2007 2001 2007 2000 1998 1999 1999 2001 2006 |
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Avg Number of Days: | |
Peak Gust >=30 | 5.6 4.3 5.1 2.7 1.4 0.1 0.2 1.2 3.0 5.3 4.8 6.5 | 40.4
Peak Gust >=40 | 1.9 1.8 1.0 0.8 0.3 0.0 0.1 0.2 0.8 2.0 1.8 2.8 | 13.7
Peak Gust >=50 | 0.4 0.5 0.3 0.1 0.0 0.0 0.0 0.1 0.2 0.9 0.2 0.5 | 3.2
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Max 2-Minute >=30| 1.5 1.2 0.8 0.8 0.1 0.0 0.1 0.2 0.5 1.5 1.2 0.0 | 7.7
Max 2-Minute >=40| 0.1 0.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.1 0.0 | 0.8
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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.