Climatological Report (Monthly)
Issued by NWS Anchorage, AK

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CXAK58 PAFC 012041 CCA
CLMANC

CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
621 AM AKST TUE JAN 1 2019

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

...THE ANCHORAGE AK CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1952 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              48   12/09/2005
                        12/26/1999
                        12/02/1992
 LOW              -36   12/14/1964
                        12/28/1961
                        12/27/1961
HIGHEST            45                MM      MM       46
LOWEST             10                MM      MM        5
AVG. MAXIMUM     30.1              24.8     5.3     31.5
AVG. MINIMUM     21.0              13.2     7.8     21.4
MEAN             25.6              19.0     6.6     26.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     21              23.4    -2.4       16
DAYS MIN <= 32     31              30.1     0.9       29
DAYS MIN <= 0       0               4.6    -4.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.67   2011
                        1955
 MINIMUM         0.09   1995
TOTALS           2.43              1.11    1.32     0.44
DAILY AVG.       0.08              0.04    0.04     0.01
DAYS >= .01        20              10.5     9.5        7
DAYS >= .10        11               3.7     7.3        2
DAYS >= .50         0               0.3    -0.3        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.49   12/14 TO 12/14           12/19 TO 12/19
                                                          12/19 TO 12/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          12/19 TO 12/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/19(00) TO 12/19(00)
                                                 12/19(00) TO 12/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 12/19(00) TO 12/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

SNOWFALL (INCHES)
RECORDS
 TOTAL           41.6   1955
 24 HR TOTAL     17.7   12/28/1955 TO 12/29/1955
 SNOW DEPTH        47   12/31/1955
TOTALS           32.6              16.7    15.9      2.1
SINCE 7/1        37.8              38.1    -0.3     10.4
SNOWDEPTH AVG.      8                 8       0        4
DAYS >= TRACE      23              10.8    12.2       10
DAYS >= 1.0        10               4.6     5.4        1
GREATEST
 SNOW DEPTH        15   12/30                          7  12/03
                        12/29
 24 HR TOTAL      7.8   12/14 TO 12/14           12/19 TO 12/19
                                                          12/19 TO 12/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                          12/19 TO 12/19EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/19(00) TO 12/19(00)
                                                 12/19(00) TO 12/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                                                 12/19(00) TO 12/19(00)9EATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S

DEGREE_DAYS
HEATING TOTAL    1214              1426    -212     1186
 SINCE 7/1       3483              4590   -1107     4060
COOLING TOTAL       0                 0       0        0
 SINCE 1/1         12                 2      10        3

FREEZE DATES
RECORD
 EARLIEST     08/28/1984
 LATEST       05/22/1964
EARLIEST                        09/23
LATEST                          05/08
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
RESULTANT WIND SPEED/DIRECTION   2/030
HIGHEST WIND SPEED/DIRECTION    33/160    DATE  12/01
HIGHEST GUST SPEED/DIRECTION    51/160    DATE  12/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0  MIXED PRECIP               6
HEAVY RAIN                0  RAIN                       3
LIGHT RAIN                5  FREEZING RAIN              0
LT FREEZING RAIN          2  HAIL                       1
HEAVY SNOW                0  SNOW                       7
LIGHT SNOW               20  SLEET                      0
FOG                      23  FOG W/VIS <= 1/4 MILE      2
HAZE                     11


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

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