652  
CXAK58 PACD 011354  
CLMCDB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
554 AM AKDT FRI JUN 1 2018  
   
...............................
 
 
   
..THE COLD BAY CLIMATE SUMMARY FOR THE MONTH OF MAY 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1942 TO 2018  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 68 05/28/2006  
LOW 18 05/13/2012  
05/22/1973  
HIGHEST 53 MM MM 56  
LOWEST 23 MM MM 27  
AVG. MAXIMUM 46.3 45.6 0.7 48.5  
AVG. MINIMUM 35.9 35.0 0.9 35.3  
MEAN 41.1 40.3 0.8 41.9  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 0.2 -0.2 0  
DAYS MIN <= 32 5 7.5 -2.5 8  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM MM MM  
MINIMUM MM MM  
TOTALS 3.23 2.60 0.63 1.94  
DAILY AVG. 0.10 0.08 0.02 0.06  
DAYS >= .01 26 17.9 8.1 17  
DAYS >= .10 10 6.9 3.1 8  
DAYS >= .50 1 1.1 -0.1 0  
DAYS >= 1.00 0 0.3 -0.3 0  
GREATEST  
24 HR. TOTAL 0.61 05/17 TO 05/17 05/11 TO 05/11  
05/31 TO 05/31  
05/31 TO 05/31  
STORM TOTAL MM MM  
(MM/DD(HH)) MM 05/11(00) TO 05/11(00)  
05/31(00) TO 05/31(00)1  
05/31(00) TO 05/31(00)1  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL MM MM  
24 HR TOTAL MM  
SNOW DEPTH MM MM  
TOTALS T 1.3 -1.3 0.0  
SINCE 7/1 41.4 73.1 -31.7 39.5  
SNOWDEPTH AVG. 0 MM MM 0  
DAYS >= TRACE 5 3.1 1.9 0  
DAYS >= 1.0 0 0.4 -0.4  
GREATEST  
SNOW DEPTH 0 MM 0 MM  
24 HR TOTAL T 05/15 TO 05/15 05/31 TO 05/31  
05/31 TO 05/31  
05/31 TO 05/31  
STORM TOTAL MM MM  
(MM/DD(HH)) MM  
 
DEGREE_DAYS  
HEATING TOTAL 733 766 -33 707  
SINCE 7/1 7994 8996 -1002 8322  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 0  
 
FREEZE DATES  
RECORD  
EARLIEST MM  
LATEST MM  
EARLIEST MM  
LATEST MM    
..............................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 14.2  
RESULTANT WIND SPEED/DIRECTION 2/203  
HIGHEST WIND SPEED/DIRECTION 40/140 DATE 05/07  
HIGHEST GUST SPEED/DIRECTION 54/140 DATE 05/07  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.90  
NUMBER OF DAYS FAIR 0  
NUMBER OF DAYS PC 7  
NUMBER OF DAYS CLOUDY 24  
 
AVERAGE RH (PERCENT) 84  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 11  
LIGHT RAIN 29 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 6 SLEET 2  
FOG 24 FOG W/VIS <= 1/4 MILE 0  
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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