229
CDUS46 KSEW 110117
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT WED SEP 10 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 73 153 PM 85 2020 70 3 66
MINIMUM 58 1219 AM 40 1959 51 7 50
AVERAGE 66 60 6 58
PRECIPITATION (IN)
TODAY 0.00 0.95 1983 0.06 -0.06 T
MONTH TO DATE 0.02 0.57 -0.55 T
SINCE OCT 1 31.35 33.27 -1.92 36.87
SINCE JAN 1 16.80 19.89 -3.09 23.59
DEGREE DAYS
HEATING
TODAY 0 5 -5 7
MONTH TO DATE 10 43 -33 23
SINCE SEP 1 10 43 -33 23
SINCE JUL 1 99 175 -76 141
COOLING
TODAY 1 0 1 0
MONTH TO DATE 4 0 4 10
SINCE SEP 1 4 0 4 10
SINCE JAN 1 91 71 20 82
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 2.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 57 400 PM
AVERAGE 75
......................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 83 1975
2013
MINIMUM TEMPERATURE (F) 51 39 1988
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 640 AM PDT SUNSET 733 PM PDT
SEPTEMBER 11 2025.....SUNRISE 642 AM PDT SUNSET 730 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