Climatological Report (Monthly)
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000
CXUS56 KPDT 011517
CLMALW

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON, OR
717 AM PST MON JAN 01 2024

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

...THE WALLA WALLA WA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             71   12/10/2014
 LOW             -24   12/30/1968
HIGHEST           66   12/05                          57  12/26
                                                          12/27
LOWEST            22   12/24                          -1  12/22
                       12/25
AVG. MAXIMUM    43.7               41.0     2.7     34.4
AVG. MINIMUM    33.7               30.2     3.5     22.7
MEAN            38.7               35.6     3.1     28.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     2                7.7    -5.7       14
DAYS MIN <= 32    16               20.0    -4.0       26
DAYS MIN <= 0      0                0.1    -0.1        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.37   1973
 MINIMUM        0.49   1965
TOTALS          2.26               2.23    0.03     1.63
DAILY AVG.      0.07               0.07   -0.00     0.05
DAYS >= .01       16               13.6     2.4       16
DAYS >= .10        7                6.7     0.3        7
DAYS >= .50        1                0.7     0.3        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.57   12/09 TO 12/10               0.38  12/26 TO 12/27


DEGREE DAYS
HEATING TOTAL    808                911    -103     1121
 SINCE 7/1      2000               2021     -21
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1071                937     134
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
RESULTANT WIND SPEED/DIRECTION   4/190
HIGHEST WIND SPEED/DIRECTION    33/240    DATE  12/02
HIGHEST GUST SPEED/DIRECTION    48/220    DATE  12/02

AVERAGE RH (PERCENT)     87

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       7
LIGHT RAIN               18     FREEZING RAIN              1
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      26     FOG W/VIS <= 1/4 MILE     18
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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