838  
CDAK48 PAFC 201245  
CLIANC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
345 AM AKST WED DEC 20 2023  
   
...............................
 
 
   
..THE ANCHORAGE AK CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1952 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 23 10:50 PM 44 1985 25 -2 5  
MINIMUM 19 11:53 PM -18 1961 14 5 -10  
AVERAGE 21 19 2 -2  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 0.37 2020 0.04 0.21 T  
MONTH TO DATE 1.84 0.76 1.08 3.74  
SINCE DEC 1 1.84 0.76 1.08 3.74  
SINCE JAN 1 23.99 16.02 7.97 28.52  
 
SNOWFALL (IN)  
YESTERDAY 4.3 8.0 2020 0.6 3.7 0.1  
MONTH TO DATE 34.1 11.5 22.6 41.2  
SINCE DEC 1 34.1 11.5 22.6 41.2  
SINCE JUL 1 74.6 30.1 44.5 55.3  
SNOW DEPTH 23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 46 -2 67  
MONTH TO DATE 853 850 3 972  
SINCE DEC 1 853 850 3 972  
SINCE JUL 1 3725 3861 -136 3943  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 8 -8 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 84 12:00 PM  
AVERAGE 90  
   
......................................................
 
 
THE ANCHORAGE AK CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 25 47 1969  
MINIMUM TEMPERATURE (F) 13 -20 1957  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 10:14 AM AKST SUNSET 3:42 PM AKST  
DECEMBER 21 2023......SUNRISE 10:15 AM AKST SUNSET 3:43 PM AKST  
 
CIVIL TWILIGHT  
DECEMBER 20 2023...... START 9:12 AM AKST END 4:44 PM AKST  
DECEMBER 21 2023...... START 9:12 AM AKST END 4:45 PM AKST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
------------------------------------------------------  
AMOUNT OF DAYLIGHT TODAY (HOUR:MIN)........ 5:28  
GAIN/LOSS SINCE YESTERDAY (HOUR:MIN:SEC)....-0:00:21  
 

 
 
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