913
CXUS56 KPDT 011455
CLMALW

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON, OR
755 AM PDT TUE OCT 01 2024

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

...THE WALLA WALLA WA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   09/02/1950
 LOW              32   09/29/1985
                       09/29/2019
                       01/01/2000
HIGHEST           99   09/02                          91  09/09
LOWEST            40   09/30                          43  09/22
AVG. MAXIMUM    81.5               78.5     3.0     75.7
AVG. MINIMUM    56.7               53.9     2.8     54.1
MEAN            69.1               66.2     2.9     64.9
DAYS MAX >= 90     8                3.3     4.7        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.85   1959
 MINIMUM        0.00   1975
TOTALS          0.60               0.64   -0.04     0.66
DAILY AVG.      0.02               0.02   -0.00     0.02
DAYS >= .01        4                3.8     0.2        9
DAYS >= .10        2                1.7     0.3        3
DAYS >= .50        0                0.2    -0.2        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.49   09/11 TO 09/12               0.22  09/20 TO 09/21


DEGREE DAYS
HEATING TOTAL     39                 68     -29       95
 SINCE 7/1        51                 78     -27
COOLING TOTAL    160                104      56       99
 SINCE 1/1      1022                931      91
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   5/190
HIGHEST WIND SPEED/DIRECTION    36/270    DATE  09/25
HIGHEST GUST SPEED/DIRECTION    45/270    DATE  09/25

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      6

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

$$