Skip Navigation Linkwww.weather.gov 
NOAA Logo - Click to go to the NOAA homepage National Weather Service   NWS logo - Click to go to the NWS homepage
Alaska Region Headquarters
Top left navbar Home Site Map National News Organization
  Nav bar end cap
Follow the National Weather Service Alaska Region on Facebook Follow the National Weather Service in Alaska on Twitter
UsaGov

CXAK58 PAFC 012339
CLMANC


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK                               
235 PM AKST MON JAN 1 2018
................................... 

...THE ANCHORAGE AK CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1952 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR'S         
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)      
                                          NORMAL                      
................................................................
TEMPERATURE (F)
RECORD
 HIGH              48   12/09/2005                                    
                        12/26/1999                                    
                        12/02/1992                                    
 LOW              -36   12/14/1964                                    
                        12/28/1961                                    
                        12/27/1961                                    
HIGHEST            46                MM      MM       37              
LOWEST              5                MM      MM       -8              
AVG. MAXIMUM     31.5              24.8     6.7     22.0              
AVG. MINIMUM     21.4              13.2     8.2     10.1              
MEAN             26.5              19.0     7.5     16.0              
DAYS MAX >= 90      0               0.0     0.0        0              
DAYS MAX <= 32     16              23.4    -7.4       30              
DAYS MIN <= 32     29              30.1    -1.1       31              
DAYS MIN <= 0       0               4.6    -4.6        2              

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.67   2011                                          
                        1955                                          
 MINIMUM         0.09   1995                                          
TOTALS           0.44              1.11   -0.67     1.47              
DAILY AVG.       0.01              0.04   -0.03     0.05              
DAYS >= .01         7              10.5    -3.5       11              
DAYS >= .10         2               3.7    -1.7        5              
DAYS >= .50         0               0.3    -0.3        0              
DAYS >= 1.00        0               0.0     0.0        0              
GREATEST
 24 HR. TOTAL    0.20   12/19 TO 12/19           12/01 TO 12/02       
                                                          12/02 TO 12/02
                                                          12/02 TO 12/02
 STORM TOTAL       MM                                 MM              
 (MM/DD(HH))            MM                    12/02(00) TO 12/02(00)  
                                                 12/02(00) TO 12/02(00)2
                                                 12/02(00) TO 12/02(00)2

SNOWFALL (INCHES)
RECORDS
 TOTAL           41.6   1955                                          
 24 HR TOTAL     17.7   12/28/1955 TO 12/29/1955                      
 SNOW DEPTH        47   12/31/1955                                    
TOTALS            2.1              16.7   -14.6     16.9              
SINCE 7/1        10.4              38.1   -27.7     20.8              
SNOWDEPTH AVG.      4                 8      -4        7              
DAYS >= TRACE      10              10.8    -0.8       18              
DAYS >= 1.0         1               4.6    -3.6        5              
GREATEST
 SNOW DEPTH         7   12/03                         10  12/31       
                                                          12/30       
 24 HR TOTAL      1.1   12/19 TO 12/19           12/02 TO 12/02       
                                                          12/02 TO 12/02
                                                          12/02 TO 12/02
 STORM TOTAL       MM                                 MM              
 (MM/DD(HH))            MM                    12/02(00) TO 12/02(00)  
                                                 12/02(00) TO 12/02(00)2
                                                 12/02(00) TO 12/02(00)2

DEGREE_DAYS
HEATING TOTAL    1186              1426    -240     1509              
 SINCE 7/1       4060              4590    -530     4162              
COOLING TOTAL       0                 0       0        0              
 SINCE 1/1          3                 2       1       13              

FREEZE DATES
RECORD
 EARLIEST     08/28/1984                                              
 LATEST       05/22/1964                                              
EARLIEST                        09/23                                 
LATEST                          05/08                                 
...................................................

WIND (MPH)
AVERAGE WIND SPEED              5.8
RESULTANT WIND SPEED/DIRECTION   1/048
HIGHEST WIND SPEED/DIRECTION    27/150    DATE  12/11
HIGHEST GUST SPEED/DIRECTION    45/140    DATE  12/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY         19

AVERAGE RH (PERCENT)     82

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          4     HAIL                       1
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                6     SLEET                      1
FOG                      13     FOG W/VIS <= 1/4 MILE      6
HAZE                      0                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

$$


Alaska Region Headquarters
222 West 7th Avenue #23
Anchorage, AK 99513-7575
Voice: 1-907-271-5088
Fax: 1-907-271-3711
Recorded Forecast: 1-800-472-0391
Webmaster Email: ARH Webauthors
Page Modified: 03 Feb 2008 18:00 UTC
About Us
Career Opportunities
Glossary
Credits
Disclaimer
Privacy Policy