STATION: HAINES (PAHN), AK
CLIMATOLOGICAL SUMMARY. Period of Record: Jun 1998 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 | 29.4 32.2 36.6 47.6 56.7 62.6 63.1 63.0 55.0 46.8 35.6 32.2 | 46.7
Avg Min Temp | 19.5 21.5 26.3 33.7 41.2 48.5 51.6 50.7 45.7 37.9 27.2 22.9 | 35.6
Avg Temperature | 24.5 26.9 31.5 40.6 48.9 55.6 57.4 56.9 50.4 42.3 31.4 27.5 | 41.2
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Extremes: | |
Extreme Max Temp| 52 47 51 73 75 83 86 86 71 65 55 53 | 86
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Date of Ext-Day | 07 11 22 26 20 19 03 14 11 01 22 23 |
-Year| 2001 2006 2006 2003 2002 2004 1999 2004 2007 2003 2003 1999 |
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Extreme Min Temp| -13 -14 -2 15 29 36 44 41 31 22 -6 -3 | -14
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Date of Ext-Day | 28 08 04 03 06 01 17 27 16 23 27 04 |
-Year| 2008 2008 2007 2007 2002 1999 1998 2008 2006 2004 2006 2007 |
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Heating Degree Days | 1256 1077 1040 730 498 285 238 254 439 703 1008 1160 | 8689
Cooling Degree Days | 0 0 0 0 0 1 1 3 0 0 0 0 | 6
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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 0.3 2.2 1.7 2.8 0.0 0.0 0.0 0.0 | 7.1
Max Temp <= 32 | 15.8 11.1 6.6 0.3 0.0 0.0 0.0 0.0 0.0 0.1 8.2 13.1 | 55.2
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Min Temp <= 32 | 26.7 23.7 21.8 10.9 1.4 0.0 0.0 0.0 0.2 5.6 20.2 24.7 | 135.2
Min Temp <= 20 | 15.1 11.4 7.2 0.8 0.0 0.0 0.0 0.0 0.0 0.0 6.6 11.9 | 53.2
Min Temp <= 0 | 2.6 0.7 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 0.6 | 4.4
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Avg Dew Point Temp | 18.7 20.5 21.9 29.7 38.0 46.7 51.2 50.6 45.5 37.3 25.9 22.6 | 34.1
Avg Wet Bulb Temp | 23.3 25.1 28.7 36.4 44.1 51.0 54.0 53.4 47.9 40.1 29.6 26.3 | 38.3
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Avg Sea Level Pres | 30.21 30.15 30.17 30.05 30.03 30.01 30.00 29.98 30.06 30.05 30.07 30.25 | 30.09
(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 | 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 | 0.0
Heavy Fog | 2.0 1.7 1.3 0.2 0.0 0.0 0.0 0.5 0.5 1.0 1.0 2.1 | 10.4
Fog | 18.0 13.4 12.4 7.7 5.1 5.4 7.9 8.0 11.8 13.2 13.9 16.6 | 133.4
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 | 4.36 2.90 3.29 2.58 1.56 1.35 2.00 3.13 5.53 8.08 5.09 6.76 | 46.63
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Maximum Daily | 1.76 2.37 1.45 1.49 0.83 1.28 1.17 1.97 3.42 3.42 3.34 2.63 | 3.42
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Date of Ext-Day | 13 27 08 02 14 30 16 31 22 19 22 21 |
-Year| 1999 2001 2004 2004 2008 2000 2007 1998 1999 1998 2005 2003 |
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Avg Number of Days: | |
>= 0.01 | 15.8 12.0 13.7 12.2 9.9 9.3 13.8 14.3 17.9 20.0 16.1 17.7 | 172.7
>= 0.10 | 9.2 6.8 7.9 6.0 4.7 3.5 6.0 6.0 10.4 13.3 10.3 11.5 | 95.5
>= 0.25 | 5.6 3.5 4.5 3.1 2.2 1.7 2.3 3.4 6.2 9.1 5.2 7.7 | 54.5
>= 0.50 | 3.2 1.8 2.1 1.6 0.8 0.7 0.6 1.8 3.8 6.6 2.5 5.2 | 30.8
>= 1.00 | 0.7 0.5 0.4 0.5 0.0 0.1 0.2 0.9 1.4 2.4 0.9 1.9 | 9.9
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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| 11.4 11.2 10.7 9.4 8.3 7.2 7.2 7.5 8.5 9.7 11.1 11.4 | 9.5
Daily Avg Max 2-Min | 19.7 19.5 19.8 18.1 17.0 14.9 14.8 15.6 17.0 18.7 19.3 20.0 | 17.9
Daily Avg Peak Gust | 26.2 25.7 26.8 24.2 22.5 19.7 20.5 21.3 23.9 26.0 26.1 27.3 | 24.2
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Maximum Daily Avg | 20.7 21.5 19.9 18.3 16.4 14.6 13.6 18.0 19.4 22.1 18.4 19.9 | 22.1
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Maximum 2-Minute Avg| 33 31 32 31 29 24 28 32 31 36 33 36 | 36
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Date of Max 2min-Day| 03 05 13 01 02 19 03 12 06 19 03 24 |
-Year| 2001 1999 2003 1999 2002 2007 1999 2002 2000 1998 2001 2004 |
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Maximum Peak Gust | 52 47 46 44 41 33 38 41 45 54 49 52 | 54
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Date of Max Gust-Day| 03 27 28 01 04 21 19 12 13 19 18 29 |
-Year| 2001 2001 2004 1999 2004 2006 2008 2002 2001 1998 2005 2006 |
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Avg Number of Days: | |
Peak Gust >=30 | 7.9 6.8 10.8 6.1 3.8 1.0 2.1 2.2 6.3 8.9 7.9 10.5 | 74.4
Peak Gust >=40 | 1.7 1.4 1.6 0.3 0.2 0.0 0.0 0.3 0.4 2.0 2.0 2.6 | 12.5
Peak Gust >=50 | 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.1 | 0.3
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Max 2-Minute >=30| 0.5 0.4 0.6 0.2 0.0 0.0 0.0 0.1 0.2 0.4 0.5 0.0 | 2.8
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
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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.