688  
CXAK58 PACD 012114  
CLMCDB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
114 PM AKDT TUE OCT 01 2024  
   
...............................
 
 
   
..THE COLD BAY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1942 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 70 09/01/1960  
LOW 26 09/21/1992  
HIGHEST 65 MM MM 65  
LOWEST 37 MM MM 31  
AVG. MAXIMUM 53.2 53.4 -0.2 53.9  
AVG. MINIMUM 44.1 43.4 0.7 43.0  
MEAN 48.7 48.4 0.3 48.5  
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 1  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 9.79 1965  
MINIMUM 0.91 1952  
TOTALS 2.82 4.50 -1.68 5.45  
DAILY AVG. 0.09 0.15 -0.06 0.19  
DAYS >= .01 24 22.6 1.4 25  
DAYS >= .10 11 11.4 -0.4 17  
DAYS >= .50 0 2.3 -2.3 4  
DAYS >= 1.00 0 0.5 -0.5 0  
GREATEST  
24 HR. TOTAL 0.46 09/16 TO 09/17 0.94  
STORM TOTAL 0.30 0.94  
(MM/DD(HH))  
 
DEGREE DAYS  
HEATING TOTAL 484 498 -14 471  
SINCE 7/1 1275 1298 -23 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM  
 
FREEZE DATES  
RECORD  
EARLIEST MM  
LATEST MM  
EARLIEST MM  
LATEST 06/06    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 16.1  
RESULTANT WIND SPEED/DIRECTION 6/270  
HIGHEST WIND SPEED/DIRECTION 58/160 DATE 09/16  
HIGHEST GUST SPEED/DIRECTION 80/240 DATE 09/17  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.82  
NUMBER OF DAYS FAIR 1  
NUMBER OF DAYS PC 5  
NUMBER OF DAYS CLOUDY 24  
 
AVERAGE RH (PERCENT) 85  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 10  
LIGHT RAIN 26 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 2  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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