Climatological Report (Monthly)
Issued by NWS

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CXUS56 KOTX 021816
CLMOMK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
1013 AM PST TUE JAN 2 2018

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

...THE OMAK WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              67   12/02/1932
 LOW              -21   12/27/1948
HIGHEST            38   12/18        MM      MM       43  12/20
                        12/03
LOWEST              7   12/26        MM      MM        2  12/17
                        12/24
AVG. MAXIMUM     29.5              31.9    -2.4     28.3
AVG. MINIMUM     21.8              19.6     2.2     15.0
MEAN             25.7              25.7     0.0     21.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     20              14.7     5.3       21
DAYS MIN <= 32     30              30.0     0.0       30
DAYS MIN <= 0       0               1.0    -1.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.63   1973
 MINIMUM         0.11   2013
TOTALS           0.72              2.20   -1.48     0.83
DAILY AVG.       0.02              0.07   -0.05     0.03
DAYS >= .01         7                MM      MM        9
DAYS >= .10         2                MM      MM        3
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.34   12/19 TO 12/19           12/23 TO 12/23
                                                          12/22 TO 12/23
                                                          12/23 TO 12/23

SNOWFALL (INCHES)
RECORDS
 TOTAL           36.3   1931
TOTALS             MM                MM      MM       MM
SINCE 7/1          MM                MM      MM      0.0
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= 1.0        MM                MM      MM       MM
GREATEST
 SNOW DEPTH        MM                                 MM  MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL    1213              1216      -3     1293
 SINCE 7/1       2673              2749     -76     2531
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        885               665     220      637
....................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    31/360    DATE  12/30
HIGHEST GUST SPEED/DIRECTION    39/010    DATE  12/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     88

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               12     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      3
HAZE                      0

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

$$


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