Climatological Report (Monthly)
Issued by NWS Pendleton, OR

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000
CXUS56 KPDT 011539
CLMPDT

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON OREGON
738 AM PST MON JAN 01 2018

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

...THE PENDLETON OR CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1934 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL

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

TEMPERATURE (F)
RECORD
 HIGH              67  12/26/1980
 LOW              -19  12/23/1983
HIGHEST            62  12/19       58         4            50  12/ 3
LOWEST              1  12/24       10        -9            -5  12/16
AVG. MAXIMUM     36.6            39.5      -2.9          35.4
AVG. MINUMUM     25.2            26.9      -1.7          20.8
MEAN             30.9            33.2      -2.3          28.1
DAYS MAX >= 90      0               0         0             0
DAYS MAX <= 32     13               9         4            10
DAYS MIN <= 32     28              23         5            29
DAYS MIN <= 0       0               1        -1            29


PRECIPITATION (INCHES)
RECORD
 MAXIMUM          4.68   1973
 MINIMUM          0.21   1989
TOTALS            1.22            1.47     -0.25          2.29
DAILY AVG.        0.04            0.05     -0.01          0.07
DAYS >=  0.01       12              12         0            15
DAYS >=  0.10        4               5        -1             7
DAYS >=  0.50        0               0         0             2
DAYS >=  1.00        0               0         0             0
GREATEST
 24 HR. TOTAL     0.27  12/24



SNOWFALL (INCHES)
RECORD
 MAXIMUM          32.5   2008
 MINIMUM             T   2006
TOTALS            10.0             6.0       4.0          18.5
SINCE 7/1         10.0             7.5       2.5          18.5
DAYS >=  TRACE      11               4         6            13
DAYS >=  1.0         4               2         1             6
GREATEST
 24 HR. TOTAL      4.0  12/22


DEGREE DAYS
HEATING TOTAL     1049             986        63          1137
 SINCE 7/1        2257            2230        27          2161
COOLING TOTAL        0               0         0             0
 SINCE 1/1         894             633       261           605

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

WIND (MPH)
AVERAGE WIND SPEED                     5.2
RESULTANT WIND SPEED/DIRECTION         3/197
HIGHEST WIND SPEED/DIRECTION          38/270      DATE          12/19
HIGHEST GUST SPEED/DIRECTION          50/280      DATE          12/19


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM               0    MIXED PRECIP                           0
HEAVY RAIN                 0    RAIN                                   0
LIGHT RAIN                 8    FREEZING RAIN                          0
LT FREEZING RAIN           3    HAIL                                   0
HEAVY SNOW                 0    SNOW                                   0
LIGHT SNOW                11    SLEET                                  1
FOG                       17    FOG W/VIS <=1/4 MILE                   3
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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