515  
CXAK58 PASN 010951  
CLMSNP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
151 AM AKDT MON SEP 01 2025  
   
...............................
 
 
...THE SAINT PAUL ISLAND CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 66 MM  
LOW 37 08/02/2016  
HIGHEST 60 MM MM 54  
LOWEST 38 MM MM 42  
AVG. MAXIMUM 54.9 53.0 1.9 50.6  
AVG. MINIMUM 48.1 46.1 2.0 45.4  
MEAN 51.5 49.5 2.0 48.0  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.1 -0.1 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 4.16 2021  
MINIMUM 0.16 2023  
TOTALS 3.65 3.06 0.59 0.85  
DAILY AVG. 0.12 0.10 0.02 0.12  
DAYS >= .01 17 17.8 -0.8 5  
DAYS >= .10 8 8.3 -0.3 3  
DAYS >= .50 3 1.4 1.6 1  
DAYS >= 1.00 0 0.2 -0.2 0  
GREATEST  
24 HR. TOTAL 0.92 08/24 TO 08/25 0.63  
STORM TOTAL 0.66 1.17  
(MM/DD(HH))  
 
DEGREE DAYS  
HEATING TOTAL 413 479 -66 519  
SINCE 7/1 914 1008 -94 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM  
 
FREEZE DATES  
RECORD  
EARLIEST MM  
LATEST MM  
EARLIEST MM  
LATEST 05/27    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 12.9  
RESULTANT WIND SPEED/DIRECTION 3/180  
HIGHEST WIND SPEED/DIRECTION 37/160 DATE 08/29  
HIGHEST GUST SPEED/DIRECTION 54/150 DATE 08/29  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.97  
NUMBER OF DAYS FAIR 0  
NUMBER OF DAYS PC 1  
NUMBER OF DAYS CLOUDY 30  
 
AVERAGE RH (PERCENT) 91  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 7  
LIGHT RAIN 23 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 30 FOG W/VIS <= 1/4 MILE 18  
HAZE 3  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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