450
CXUS56 KOTX 011254
CLMGEG
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
554 AM PDT SUN JUN 01 2025
...............................
...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 97 05/25/1928
LOW 24 05/08/2002
05/01/1954
HIGHEST 88 05/28 MM MM 84 05/12
LOWEST 36 05/04 MM MM 36 05/01
05/05
05/02
AVG. MAXIMUM 68.2 67.1 1.1 68.5
AVG. MINIMUM 45.6 44.9 0.7 45.2
MEAN 56.9 56.0 0.9 56.9
DAYS MAX >= 90 0 0.3 -0.3 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 1.5 -1.5 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.71 1948
MINIMUM 0.06 1935
TOTALS 0.94 1.55 -0.61 0.83
DAILY AVG. 0.03 0.05 -0.02 0.03
DAYS >= .01 9 9.7 -0.7 7
DAYS >= .10 5 3.9 1.1 3
DAYS >= .50 0 0.7 -0.7 0
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.31 05/11 TO 05/11 0.46
SNOWFALL (INCHES)
RECORDS
TOTAL 3.5 1967
TOTALS 0.0 0.1 -0.1 T
SINCE 7/1 29.3 45.4 -16.1 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM MM
DEGREE DAYS
HEATING TOTAL 262 294 -32 257
SINCE 7/1 5759 6329 -570 MM
COOLING TOTAL 17 15 2 14
SINCE 1/1 17 15 2 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.3
HIGHEST WIND SPEED/DIRECTION 33/280 DATE 05/31
HIGHEST GUST SPEED/DIRECTION 42/280 DATE 05/31
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.54
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 54
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 0
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 2
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 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 2025 BROUGHT NEAR NORMAL TEMPERATURES AND BELOW NORMAL
PRECIPITATION TO NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE.
THE MONTH STARTED OFF MILD WITH QUIET WEATHER THROUGH THE 10TH. THE
PATTERN CHANGED TO A COOLER AND SHOWERY ONE FROM THE 11TH THROUGH
THE 23RD WITH PERIODS OF ISOLATED THUNDERSTORM ACTIVITY AS WELL. ON
THE 11TH A SEVERE THUNDERSTORM DEVELOPED NEAR PINEHURST PRODUCING
QUARTER SIZED HAIL. ON THE 19TH THUNDERSTORMS WITH ABUNDANT
LIGHTNING TRACKED ALONG THE HIGHWAY 2 CORRIDOR FROM WILBUR TO AIRWAY
HEIGHTS PRODUCING BRIEF DOWNPOURS AND SMALL HAIL. HIGH TEMPERATURES
DURING THIS PERIOD OF COOLER WEATHER ONLY REACHED THE MID 50S TO MID
60S. BUT THEN THE PATTERN FOR THE LAST WEEK OF MAY TURNED WARMER
AND DRIER AS HIGH TEMPERATURES REBOUNDED INTO THE 70S AND 80S.
NO RECORDS WERE SET DURING THE MONTH AT THE SPOKANE AIRPORT.
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