551
CXAK58 PACD 011006
CLMCDB

CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK
206 AM AKDT WED OCT 01 2025

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

...THE COLD BAY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1942 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             70   MM
 LOW              31   09/19/2017
HIGHEST           61                 MM      MM       65
LOWEST            35                 MM      MM       37
AVG. MAXIMUM    53.7               53.4     0.3     53.2
AVG. MINIMUM    43.8               43.4     0.4     44.1
MEAN            48.8               48.4     0.3     48.7
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.7    -0.7        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.47   2023
 MINIMUM        1.05   2020
TOTALS          5.32               4.50    0.82     2.82
DAILY AVG.      0.18               0.15    0.03     0.09
DAYS >= .01       27               22.6     4.4       24
DAYS >= .10       14               11.4     2.6       11
DAYS >= .50        3                2.3     0.7        0
DAYS >= 1.00       0                0.5    -0.5        0
GREATEST
 24 HR. TOTAL   1.15   09/02 TO 09/03               0.46
 STORM TOTAL    0.96                                0.30
 (MM/DD(HH))


DEGREE DAYS
HEATING TOTAL    480                498     -18      484
 SINCE 7/1      1119               1298    -179       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          05/19
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              17.5
RESULTANT WIND SPEED/DIRECTION   7/270
HIGHEST WIND SPEED/DIRECTION    53/260    DATE  09/24
HIGHEST GUST SPEED/DIRECTION    71/270    DATE  09/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.84
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     84

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       8
LIGHT RAIN               30     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      24     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$