Climatological Report (Monthly)
Issued by NWS

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CXUS56 KPDT 022201 RRB
CLMALW

...THE WALLA WALLA WA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1949 TO 2019

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

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

TEMPERATURE (F)
RECORD
 HIGH              96   4/24/1977
 LOW               20   4/19/1966
HIGHEST            77   4/19                               81   4/26
LOWEST              0   4/11                               32   4/ 3
AVG. MAXIMUM     63.2            62.5       0.7          63.1
AVG. MINUMUM     43.2            41.9       1.3          42.8
MEAN             53.2            52.2       1.0          53.0
DAYS MAX >= 90      0               0         0             0
DAYS MAX <= 32      0               4        -4             0
DAYS MIN <= 32      1               5        -4             1
DAYS MIN <= 0       1               4        -3             1


PRECIPITATION (INCHES)
RECORD
 MAXIMUM          4.01   1978
 MINIMUM          0.15   1956
TOTALS            2.97            1.92      1.05          2.37
DAILY AVG.        0.10            0.06      0.04          0.08
DAYS >=  0.01       15               9         6            15
DAYS >=  0.10       11               4         7             8
DAYS >=  0.50        1               1         0             2
DAYS >=  1.00        0               0         0             0
GREATEST
 24 HR. TOTAL     0.66   4/ 8



SNOWFALL (INCHES)
RECORD
 MAXIMUM           1.0   1950
 MINIMUM           0.0   2018
TOTALS             0.0             0.0       0.0           0.0
SINCE 7/1          1.5            11.8     -10.3          10.7
DAYS >=  TRACE                       0         0
DAYS >=  1.0         0               0         0             0
GREATEST
 24 HR. TOTAL      0.0   4/30


DEGREE DAYS
HEATING TOTAL      310             384       -74           351
 SINCE 7/1        4835            4731       104          4381
COOLING TOTAL        1               0         1             1
 SINCE 1/1           1               0         1             1


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