Climatological Report (Monthly)
Issued by NWS
Issued by NWS
554
CXUS56 KSEW 011035
CLMOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
335 AM PDT SAT JUN 01 2024
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...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 96 05/28/1983
LOW 25 05/01/1954
HIGHEST 88 05/10 MM MM 92 05/15
05/11
LOWEST 31 05/01 MM MM 36 05/10
AVG. MAXIMUM 65.7 66.1 -0.4 72.3
AVG. MINIMUM 41.7 43.0 -1.3 44.8
MEAN 53.7 54.5 -0.8 58.6
DAYS MAX >= 90 0 0.1 -0.1 2
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 2 1.1 0.9 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.83 1948
MINIMUM 0.15 2016
TOTALS 1.38 2.26 -0.88 0.59
DAILY AVG. 0.04 0.07 -0.03 0.02
DAYS >= .01 9 11.4 -2.4 6
DAYS >= .10 4 6.5 -2.5 1
DAYS >= .50 1 1.2 -0.2 0
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.77 05/03 TO 05/04
DEGREE DAYS
HEATING TOTAL 345 326 19 212
SINCE 7/1 4568 5186 -618 MM
COOLING TOTAL 3 2 1 22
SINCE 1/1 3 2 1 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.3
HIGHEST WIND SPEED/DIRECTION 22/240 DATE 05/16
22/260 05/29
HIGHEST GUST SPEED/DIRECTION 33/240 DATE 05/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.44
NUMBER OF DAYS FAIR 12
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 71
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 1
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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