Climatological Report (Monthly)
Issued by NWS Flagstaff, AZ

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CXUS55 KFGZ 011738
CLMFLG


CLIMATE REPORT
NATIONAL WEATHER SERVICE FLAGSTAFF, AZ
1037 AM MST TUE JAN 1 2013

...................................

...THE FLAGSTAFF AZ AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              68   12/11/1950
 LOW              -23   12/23/1990
                        12/08/1978
HIGHEST            62   12/05                         61  12/29
LOWEST             -4   12/28                          0  12/06
                                                          12/04
AVG. MAXIMUM     41.3              42.5    -1.2     39.2
AVG. MINIMUM     15.4              16.8    -1.4     13.3
MEAN             28.3              29.6    -1.3     26.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     10               3.8     6.2        8
DAYS MIN <= 32     31              29.9     1.1       31
DAYS MIN <= 0       4               1.4     2.6        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.30   1967
 MINIMUM         0.00   1917
TOTALS           2.08              1.87    0.21     2.16
DAILY AVG.       0.07              0.06    0.01     0.07
DAYS >= .01        10               7.0     3.0        8
DAYS >= .10         3               4.0    -1.0        6
DAYS >= .50         2               0.9     1.1        1
DAYS >= 1.00        0               0.4    -0.4        0
GREATEST
 24 HR. TOTAL    0.89   12/13 TO 12/14              1.62

SNOWFALL (INCHES)
RECORDS
 TOTAL           86.0   1967
TOTALS           28.5              16.9             33.1
SINCE 7/1        29.6              29.1     0.5     45.6
SNOWDEPTH AVG.      6                 6       0        8
GREATEST
 SNOW DEPTH        17   12/16                         19  12/14
 24 HR TOTAL     11.7   MM                           7.9

DEGREE_DAYS
HEATING TOTAL    1128              1096      32     1197
 SINCE 7/1       2571              2828    -257     2793
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        164               117      47      170
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
HIGHEST WIND SPEED/DIRECTION    37/210    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    46/200    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                4     SNOW                       5
LIGHT SNOW               11     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      4
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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