Climatological Report (Monthly)
Issued by NWS St. Paul, AK

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000
CXAK58 PASN 041935
CLMSNP


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
1134 AM AKDT WED OCT 4 2017

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

...THE SAINT PAUL ISLAND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              61   MM
 LOW               29   09/14/2017
HIGHEST            55                MM      MM       59
LOWEST             29R               MM      MM       37
AVG. MAXIMUM     50.0              49.6     0.4     53.6
AVG. MINIMUM     41.7              41.1     0.6     46.0
MEAN             45.8              45.3     0.5     49.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      2               2.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           1.71              2.99   -1.28     4.45
DAILY AVG.       0.06              0.10   -0.04     0.15
DAYS >= .01        18              19.6    -1.6       22
DAYS >= .10         5               8.2    -3.2       13
DAYS >= .50         0               1.4    -1.4        3
DAYS >= 1.00        0               0.3    -0.3        0
GREATEST
 24 HR. TOTAL    0.45   09/15 TO 09/15           09/02 TO 09/02
                                                          09/30 TO 09/30
                                                          09/30 TO 09/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    09/02(00) TO 09/02(00)
                                                 09/30(00) TO 09/30(00)0
                                                 09/30(00) TO 09/30(00)0

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
 24 HR TOTAL       MM
 SNOW DEPTH        MM   MM
TOTALS            0.0                 T     0.0      0.0
SINCE 7/1         0.0                 T     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0               0.1    -0.1        0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   09/30 TO 09/30           09/30 TO 09/30
                                                          09/30 TO 09/30
                                                          09/30 TO 09/30
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL     568               590     -22      418
 SINCE 7/1       1559              1643     -84     1031
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST      09/13             MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              15.1
RESULTANT WIND SPEED/DIRECTION   6/344
HIGHEST WIND SPEED/DIRECTION    41/300    DATE  09/16
HIGHEST GUST SPEED/DIRECTION    55/300    DATE  09/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            3
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY         23

AVERAGE RH (PERCENT)     87

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               24     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

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