324
CXUS56 KPDT 011755
CLMALW
CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON,OR
1055 AM PDT MON JUN 01 2026
...............................
..THE WALLA WALLA WA CLIMATE SUMMARY FOR THE MONTH OF MAY 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 100 05/28/1983
LOW 26 05/01/1954
05/07/2002
05/08/1999
HIGHEST 86 05/28 89 05/28
LOWEST 42 05/17 34 05/05
AVG. MAXIMUM 75.3 71.4 3.9 72.9
AVG. MINIMUM 50.8 49.3 1.5 48.3
MEAN 63.0 60.4 2.6 60.6
DAYS MAX >= 90 0 1.3 -1.3 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.1 -0.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.63 1991
MINIMUM 0.26 1992
TOTALS 0.27 2.07 -1.80 0.92
DAILY AVG. 0.01 0.07 -0.06 0.03
DAYS >= .01 5 9.8 -4.8 7
DAYS >= .10 1 4.7 -3.7 2
DAYS >= .50 0 1.1 -1.1 0
DAYS >= 1.00 0 0.3 -0.3 0
GREATEST
24 HR. TOTAL 0.18 05/13 TO 05/13 0.42 05/11 TO 05/11
DEGREE DAYS
HEATING TOTAL 94 182 -88 161
SINCE 7/1 4003 4744 -741
COOLING TOTAL 42 37 5 34
SINCE 1/1 43 39 4
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WIND (MPH)
AVERAGE WIND SPEED 8.8
RESULTANT WIND SPEED/DIRECTION 5/200
HIGHEST WIND SPEED/DIRECTION 38/260 DATE 05/13
HIGHEST GUST SPEED/DIRECTION 50/260 DATE 05/13
AVERAGE RH (PERCENT) 49
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 7 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
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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