575
CDUS46 KSEW 130837
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
137 AM PDT THU MAR 13 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 12 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 51 501 PM 73 2018 54 -3 49
MINIMUM 41 1159 PM 25 1954 40 1 39
1956
AVERAGE 46 47 -1 44
PRECIPITATION (IN)
YESTERDAY 0.38 0.99 2003 0.14 0.24 0.15
MONTH TO DATE 1.06 1.67 -0.61 1.14
SINCE OCT 1 19.86 27.15 -7.29 28.65
SINCE JAN 1 6.46 11.21 -4.75 11.50
SNOWFALL (IN)
YESTERDAY 0.0 0.3 1955 0.0
MONTH TO DATE 0.0 0.3
SINCE OCT 1 2.3 0.3
SINCE JUL 1 2.3 0.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 18 1 21
MONTH TO DATE 227 231 -4 281
SINCE MAR 1 227 231 -4 281
SINCE JUL 1 3384 3278 106 3192
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 7.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 900 PM
LOWEST 68 500 PM
AVERAGE 83
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 70 1979
MINIMUM TEMPERATURE (F) 40 28 1954
1967
SUNRISE AND SUNSET
MARCH 13 2025.........SUNRISE 725 AM PDT SUNSET 713 PM PDT
MARCH 14 2025.........SUNRISE 723 AM PDT SUNSET 714 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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