620
CXUS56 KOTX 011827
CLMEAT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
1127 AM PDT MON JUN 01 2026
...............................
...THE WENATCHEE WA PANGBORN FIELD CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1959 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 103 05/31/1986
LOW 32 05/12/1985
05/11/1985
05/05/1968
HIGHEST 93 05/28 MM MM 89 05/28
LOWEST 43 05/15 MM MM 42 05/04
05/16
05/05
AVG. MAXIMUM 77.3 71.6 5.7 73.9
AVG. MINIMUM 52.6 48.7 3.9 49.5
MEAN 65.0 60.1 4.9 61.7
DAYS MAX >= 90 1 1.2 -0.2 0
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 2.02 1998
MINIMUM T 1992
TOTALS 1.19 0.77 0.42 0.12
DAILY AVG. 0.04 0.02 0.02 0.00
DAYS >= .01 3 6.2 -3.2 2
DAYS >= .10 3 2.3 0.7 1
DAYS >= .50 1 0.3 0.7 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.75 05/28 TO 05/28 0.11
DEGREE DAYS
HEATING TOTAL 70 186 -116 126
SINCE 7/1 4688 5757 -1069 MM
COOLING TOTAL 76 36 40 33
SINCE 1/1 76 38 38 MM
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WIND (MPH)
AVERAGE WIND SPEED 10.5
HIGHEST WIND SPEED/DIRECTION 43/310 DATE 05/28
HIGHEST GUST SPEED/DIRECTION 54/320 DATE 05/28
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.13
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 42
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 2 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 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
MAY 2026 BROUGHT ABOVE NORMAL TEMPERATURES AND BELOW NORMAL
PRECIPITATION TO NORTH CENTRAL WASHINGTON, EXCEPT FOR
WENATCHEE DUE TO A THUNDERSTORM WITH HEAVY RAIN ON THE 28TH. SEVERAL
SPRING TIME COLD FRONTS DELIVERING WINDY CONDITIONS WITH 30-45 MPH
WIND GUSTS. FROM THE 1ST THROUGH THE 12TH VERY WARM AND DRY
CONDITIONS OCCURRED WITH HIGH TEMPERATURES ON 7 OF THESE 12 DAYS
REACHING THE 80S. THEN FROM THE 13TH THROUGH THE 16TH THE COOLEST
STRETCH OF THE MONTH ARRIVED WITH AROUND A QUARTER INCH
OF RAIN ON THE 13TH, AND HIGH TEMPERATURES FALLING INTO THE 60S.
SCATTERED THUNDERSTORMS ALSO OCCURRED IN THE OKANOGAN HIGHLANDS ON
THE 13TH. THEN FROM THE 22ND THROUGH THE 24TH ANOTHER WARM DRY SPELL
OCCURRED WITH HIGH TEMPERATURES BACK INTO THE 80S.
THEN THE 28TH BROUGHT A VERY ACTIVE DAY TO THE INLAND NORTHWEST AS
SEVERE THUNDERSTORMS ARRIVED. IT WAS THE HOTTEST DAY OF MONTH, AND
MUGGY. AN UNSTABLE ATMOSPHERE COMBINED WITH AN INCOMING SHORT WAVE
TRIGGERED ABUNDANT THUNDERSTORM ACTIVITY WITH SOME STORMS SEVERE.
HIGH WIND GUSTS FROM AN OUTFLOW BOUNDARY DEVELOPED AROUND THE MOSES
LAKE AREA AND SPREAD NORTHWARD TOWARDS GRAND COULEE LEADING TO TO
WIND DAMAGE AND A DUST STORM FOLLOWED BY HEAVY RAIN. PEAK WIND
GUSTS INCLUDE 74 MPH FROM A WEATHER SPOTTER IN MOSES LAKE, 71 MPH
EPHRATA, 63 MPH CHIEF JOSEPH DAM, AND 60 MPH AT GROUND COULEE. A
DUST STORM WAS OBSERVED NEAR SOAP LAKE WITH VISIBILITY REDUCED TO A
QUARTER MILE AND OCCASIONALLY LESS THAN 50 FEET. LIGHTNING ALSO LED
TO NEW FIRES AROUND THE BREWSTER AND CHELAN AREAS. THEN ON THE 29TH
SCATTERED THUNDERSTORMS HIT THE OKANOGAN VALLEY AND HIGHLANDS
PRODUCING HEAVY RAIN AND SMALL HAIL.
ONE RECORD WAS BROKE DURING THE MONTH AT THE WENATCHEE AIRPORT WITH
0.75 INCHES OF PRECIPITATION FALLING ON THE 28TH.
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