136  
CDAK48 PAFC 181011  
CLIANC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
211 AM AKDT THU SEP 18 2025  
   
...............................  
 
   
..THE ANCHORAGE AK CLIMATE SUMMARY FOR SEPTEMBER 17 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1952 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 3:27 PM 63 2018 55 7 55  
MINIMUM 40 7:35 AM 30 1962 43 -3 47  
AVERAGE 51 49 2 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 1989 0.11 -0.11 0.01  
MONTH TO DATE 2.68 1.78 0.90 2.72  
SINCE SEP 1 2.68 1.78 0.90 2.72  
SINCE JAN 1 11.93 10.93 1.00 16.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 16 -2 14  
MONTH TO DATE 202 230 -28 188  
SINCE SEP 1 202 230 -28 188  
SINCE JUL 1 564 640 -76 659  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JAN 1 0 8 -8 3    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 77  
   
......................................................  
 
THE ANCHORAGE AK CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 64 1995  
MINIMUM TEMPERATURE (F) 42 27 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 7:36 AM AKDT SUNSET 8:11 PM AKDT  
SEPTEMBER 19 2025.....SUNRISE 7:38 AM AKDT SUNSET 8:08 PM AKDT  
 
CIVIL TWILIGHT  
SEPTEMBER 18 2025.....MORNING 6:52 AM AKDT EVENING 8:55 PM AKDT  
SEPTEMBER 19 2025.....MORNING 6:55 AM AKDT EVENING 8:51 PM AKDT  
 
- 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)........12:35  
GAIN/LOSS SINCE YESTERDAY (HOUR:MIN:SEC)....-0:05:39  
 
 
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