Climatological Report (Monthly)
Issued by NWS

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CXAK59 PAMC 011003
CLMMCG

CLIMATE REPORT
NATIONAL WEATHER SERVICE MCGRATH, AK
203 AM AKDT TUE SEP 1 2015

...................................

...THE MCGRATH AIRPORT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1940 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              89   8/21/1977
 LOW               25   8/28/1984
HIGHEST            84   8/04         73      11      78  8/10
LOWEST             34                31       3      31  8/31
AVG. MAXIMUM       61.8              63.4    -1.6    65.9
AVG. MINIMUM       47.0              45.8     1.2    48.3
MEAN               54.4              54.6    -0.2    57.1
DAYS MAX >= 90      0                 0.0     0.0     0
DAYS MAX <= 32      0                 0.0     0.0     0
DAYS MAX >= 80      1                 0.9     0.1     0
DAYS MAX >= 70      5                 5.9    -0.9    11
DAYS MIN <= 32      0                 0.9    -0.9     2
DAYS MIN <= 0       0                 0.0     0.0     0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM            6.26   1945
 MINIMUM            0.80   1968
TOTALS              2.74              2.80   -0.06    1.74
DAILY AVG.          0.09              0.09    0.00    0.06
DAYS >= .01        16                15.9     0.1    18
DAYS >= .10         6                 8.0    -2.0     7
DAYS >= .50         2                 1.1     0.9     0
DAYS >= 1.0         0                 0.1    -0.1     0
GREATEST
 24 HR TOTAL        0.72   8/25                       0.34  8/17

SNOWFALL (INCHES)
RECORDS
 TOTAL              0.9   1998
 24 HR TOTAL        0.9   8-26-1998
 SNOW DEPTH         0     8-31-2015
TOTALS              0.0               0.0     0.0     0.0
SINCE 7/1           0.0               0.0     0.0     0.0
SNOWDEPTH AVG.      0                 0       0       0
DAYS >= TRACE       0                 0.0    -0.0     0
DAYS >= 1.0         0                 0.0     0.0     0
DAYS >= 6.0         0                 0.0     0.0     0
GREATEST
 SNOW DEPTH         0   MM                            0  MM
 24 HR TOTAL      0.0   MM                          0.0  MM

DEGREE_DAYS
HEATING TOTAL     325               325       0     236
 SINCE 7/1       1095               497     598     423
COOLING TOTAL       5                 0       5       0
 SINCE 1/1         31                16      15      11
................................................................

WIND (MPH)
AVERAGE WIND SPEED                5.1
HIGHEST WIND SPEED/DIRECTION     31/200    DATE   08/26
HIGHEST GUST SPEED/DIRECTION     42/200    DATE   08/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER             MM
NUMBER OF DAYS FAIR           MM
NUMBER OF DAYS PC             MM
NUMBER OF DAYS CLOUDY         MM

AVERAGE RH (PERCENT)     MM

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     ICE PELLETS                 0
RAIN                     24     GLAZE                       0
DRIZZLE                   0     HAIL                        0
SNOW                      0     HAZE                        2
FOG                      11     FOG W/VIS <= 1/4 MILE       2
BLOWING SNOW              0


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

MCGRATH HAD AN AVERAGE MONTH FOR TEMPERATURES. THE HISTORIC AVERAGE HIGH FOR
AUGUST IS 63.4 DEGREES AND THE AVERAGE HIGH TEMPERATURE FOR AUGUST 2015 WAS
JUST 1.6 DEGREES BELOW THAT AT 61.8 DEGREES. THE AVERAGE LOW TEMPERATURE FOR
THIS AUGUST WAS 47.0 DEGREES, THIS WAS 1.2 DEGREES ABOVE THE NORMAL AVERAGE
LOW OF 45.8. THIS GIVE MCGRATH A MEAN TEMPERATURE OF 54.4 DEGREES THAT IS JUST
0.2 DEGREES BELOW THE NORMAL MEAN OF 54.6. ON THE 4TH OF AUGUST THE HIGH
TEMPERATURE WAS 84 DEGREES THIS SETS THE RECORD FOR MAX HIGH ON THAT DAY THE
PREVIOUS RECORD WAS 83 DEGREES SET IN 2002. ON AUGUST 29 THE LOW TEMPERATURE
OF 48 DEGREES TIED THE MAX LOW FOR THAT DAY.
THERE WERE 16 DAYS WITH RAIN FALL DURING AUGUST, NETTING 2.74 INCHES OF RAIN FOR
THE MONTH. THIS WAS AN AVERAGE AUGUST FOR PRECIPITATION AS THE NORMAL AVERAGES
ARE 15.9 DAYS WITH PRECIPITATION AND AN AVERAGE OF 2.8 INCHES OF PRECIPITATION.

$$
TR SEP 15



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