373
CXAK58 PAFC 011002
CLMANC

CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
102 AM AKST WED JAN 01 2025

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

...THE ANCHORAGE AK CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1952 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             51   12/09/2019
 LOW             -36   12/14/1964
                       12/28/1961
                       12/27/1961
HIGHEST           47                 MM      MM       35
LOWEST            10                 MM      MM       -6
AVG. MAXIMUM    30.0               25.0     5.0     22.2
AVG. MINIMUM    21.4               13.8     7.6     11.4
MEAN            25.7               19.4     6.3     16.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    18               23.9    -5.9       29
DAYS MIN <= 32    30               30.6    -0.6       31
DAYS MIN <= 0      0                4.5    -4.5        4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.93   2022
 MINIMUM        0.09
TOTALS          0.49               1.16   -0.67     2.07
DAILY AVG.      0.02               0.04   -0.02     0.07
DAYS >= .01        6               10.8    -4.8       17
DAYS >= .10        2                4.0    -2.0        9
DAYS >= .50        0                0.2    -0.2        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.21   12/04 TO 12/05               0.40
                       12/14 TO 12/15
 STORM TOTAL    0.20                                0.40
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL          41.6   1955
 24 HR TOTAL    41.2   MM
 SNOW DEPTH       47   12/31/1955
TOTALS           1.9               18.2   -16.3     39.0
SINCE 7/1       28.7               36.8    -8.1       MM
SNOWDEPTH AVG.     8                                  20
DAYS >= TRACE      7               10.8    -3.8       22
DAYS >= 1.0        0                5.0    -5.0       10
GREATEST
 SNOW DEPTH       11   12/02                          26
                       12/03
                       12/04
 24 HR TOTAL      MM                                39.0
 STORM TOTAL     0.7                                 5.8
 (MM/DD(HH))

DEGREE DAYS
HEATING TOTAL   1209               1414    -205     1489
 SINCE 7/1      4293               4424    -131       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         3                  8      -5       MM

FREEZE DATES
RECORD
 EARLIEST     08/28/1984
 LATEST       05/22/1964
EARLIEST                        10/02
LATEST                          05/07
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.0
RESULTANT WIND SPEED/DIRECTION   2/020
HIGHEST WIND SPEED/DIRECTION    30/120    DATE  12/09
                                30/150          12/10
HIGHEST GUST SPEED/DIRECTION    50/130    DATE  12/09
                                50/150          12/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.69
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         19

AVERAGE RH (PERCENT)     81

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          4     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                5     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

$$