372
CDUS46 KSEW 010118
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT MON JUL 31 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 31 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 458 PM 95 2022 79 -1 95
MINIMUM 57 451 AM 47 1954 58 -1 65
AVERAGE 68 68 0 80
PRECIPITATION (IN)
TODAY 0.00 0.26 1955 0.02 -0.02 0.00
MONTH TO DATE 0.09 0.60 -0.51 0.18
SINCE OCT 1 29.00 36.76 -7.76 45.18
SINCE JAN 1 14.11 20.82 -6.71 25.08
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 8.1 9.2
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 2 36 -34 17
SINCE JUN 1 114 154 -40 157
SINCE JUL 1 2 36 -34 17
COOLING
TODAY 3 4 -1 15
MONTH TO DATE 119 96 23 146
SINCE JUN 1 148 125 23 177
SINCE JAN 1 183 135 48 177
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 500 AM
LOWEST 33 400 PM
AVERAGE 50
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 92 1949
2015
MINIMUM TEMPERATURE (F) 58 48 1945
SUNRISE AND SUNSET
JULY 31 2023..........SUNRISE 546 AM PDT SUNSET 845 PM PDT
AUGUST 1 2023........SUNRISE 547 AM PDT SUNSET 843 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page