349  
CDAK48 PAFC 211003  
CLIANC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
203 AM AKDT THU SEP 21 2023  
   
...............................
 
 
   
..THE ANCHORAGE AK CLIMATE SUMMARY FOR SEPTEMBER 20 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 52 12:11 AM 66 1995 54 -2 51  
MINIMUM 43 8:11 AM 30 1957 42 1 46  
1992  
AVERAGE 48 48 0 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.89 1.20 1976 0.11 0.78 0.37  
MONTH TO DATE 2.92 2.11 0.81 3.92  
SINCE SEP 1 2.92 2.11 0.81 3.92  
SINCE JAN 1 16.37 11.26 5.11 20.19  
 
SNOWFALL (IN)  
YESTERDAY MM T 1956 0.0 MM 0.0  
1993  
2003  
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 16  
MONTH TO DATE 289 280 9 253  
SINCE SEP 1 289 280 9 253  
SINCE JUL 1 680 690 -10 688  
 
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 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 PM  
LOWEST 58 12:00 AM  
AVERAGE 78  
   
......................................................
 
 
THE ANCHORAGE AK CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 67 1995  
MINIMUM TEMPERATURE (F) 41 28 1992  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 7:42 AM AKDT SUNSET 8:03 PM AKDT  
SEPTEMBER 22 2023.....SUNRISE 7:44 AM AKDT SUNSET 8:00 PM AKDT  
 
CIVIL TWILIGHT  
SEPTEMBER 21 2023..... START 6:59 AM AKDT END 8:47 PM AKDT  
SEPTEMBER 22 2023..... START 7:01 AM AKDT END 8:43 PM AKDT  
 
------------------------------------------------------  
AMOUNT OF DAYLIGHT TODAY (HOUR:MIN)........12:21  
GAIN/LOSS SINCE YESTERDAY (HOUR:MIN:SEC)....-0:05:39  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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