902
CXUS56 KPDT 012031
CLMYKM

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON,OR
1231 PM PST THU JAN 01 2026

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

...THE YAKIMA WA CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1946 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             72   12/01/2021
 LOW             -17   12/17/1964
HIGHEST           72R  12/10                          55  12/18
                                                          12/28
LOWEST            18   12/28                          19  12/10
AVG. MAXIMUM    48.3               38.2    10.1     40.3
AVG. MINIMUM    29.7               23.1     6.6     29.5
MEAN            39.0               30.6     8.4     34.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                7.9    -7.9        3
DAYS MIN <= 32    20               28.0    -8.0       24
DAYS MIN <= 0      0                0.6    -0.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.59   1996
 MINIMUM        0.07   1976
TOTALS          1.56               1.44    0.12     2.29
DAILY AVG.      0.05               0.05    0.00     0.07
DAYS >= .01       10               10.3    -0.3       14
DAYS >= .10        5                4.5     0.5        9
DAYS >= .50        1                0.4     0.6        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.87   12/18 TO 12/18               0.47  12/25 TO 12/26


DEGREE DAYS
HEATING TOTAL    800               1065    -265      927
 SINCE 7/1      2008               2505    -497
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       850                606     244
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.9
RESULTANT WIND SPEED/DIRECTION   3/260
HIGHEST WIND SPEED/DIRECTION    43/270    DATE  12/17
HIGHEST GUST SPEED/DIRECTION    59/270    DATE  12/17

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

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

$$