523  
CXAK58 PABE 012118 CCA  
CLMBET  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE ANCHORAGE, AK  
621 AM AKST TUE JAN 1 2019  
   
...............................
 
 
   
..THE BETHEL CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2018  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 90 12/27/2016  
LOW -44 12/31/1948  
HIGHEST 38 MM MM 41  
LOWEST -22 MM MM -4  
AVG. MAXIMUM 14.6 16.8 -2.2 30.3  
AVG. MINIMUM 3.4 3.9 -0.5 19.4  
MEAN 9.0 10.4 -1.4 24.8  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 24 24.1 -0.1 17  
DAYS MIN <= 32 31 29.9 1.1 29  
DAYS MIN <= 0 15 13.3 1.7 3  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM MM MM  
MINIMUM MM MM  
TOTALS 0.69 1.12 -0.43 1.04  
DAILY AVG. 0.02 0.04 -0.02 0.03  
DAYS >= .01 14 10.6 3.4 16  
DAYS >= .10 2 3.4 -1.4 4  
DAYS >= .50 0 0.4 -0.4 0  
DAYS >= 1.00 0 0.0 0.0 0  
GREATEST  
24 HR. TOTAL 0.44 11/30 TO 12/01 12/19 TO 12/19  
12/01 TO 12/02 12/19 TO 12/19EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
12/02 TO 12/03 12/19 TO 12/19EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
STORM TOTAL MM MM  
(MM/DD(HH)) MM 12/19(00) TO 12/19(00)  
12/19(00) TO 12/19(00)9EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
12/19(00) TO 12/19(00)9EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL MM MM  
24 HR TOTAL MM  
SNOW DEPTH MM MM  
TOTALS 0.0 11.4 -11.4 11.1  
SINCE 7/1 0.4 29.3 -28.9 18.4  
SNOWDEPTH AVG. 0 7 -7 3  
DAYS >= TRACE 0 10.5 -10.5 23  
DAYS >= 1.0 0 3.7 -3.7  
GREATEST  
SNOW DEPTH 0 MM 6 12/20  
12/19  
12/04  
24 HR TOTAL 0.0 12/31 TO 12/31 12/19 TO 12/19  
12/19 TO 12/19EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
12/19 TO 12/19EATHER OBSERVED NORMAL DEPART LAST YEAR'S  
STORM TOTAL MM MM  
(MM/DD(HH)) MM  
 
DEGREE_DAYS  
HEATING TOTAL 1730 1694 36 1236  
SINCE 7/1 4720 5417 -697 4402  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 1 4 -3 6  
 
FREEZE DATES  
RECORD  
EARLIEST MM  
LATEST MM  
EARLIEST MM  
LATEST MM    
.............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 11.6  
RESULTANT WIND SPEED/DIRECTION 3/354  
HIGHEST WIND SPEED/DIRECTION 38/180 DATE 12/02  
HIGHEST GUST SPEED/DIRECTION 58/170 DATE 12/02  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.60  
NUMBER OF DAYS FAIR 7  
NUMBER OF DAYS PC 14  
NUMBER OF DAYS CLOUDY 10  
 
AVERAGE RH (PERCENT) 87  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 5  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 5 FREEZING RAIN 0  
LT FREEZING RAIN 2 HAIL 0  
HEAVY SNOW 1 SNOW 3  
LIGHT SNOW 19 SLEET 0  
FOG 25 FOG W/VIS <= 1/4 MILE 2  
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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