681
CDUS46 KSEW 220123
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
623 PM PDT SUN SEP 21 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 66 413 PM 85 1952 67 -1 68
MINIMUM 57 712 AM 32 1955 49 8 42
AVERAGE 62 58 4 55
PRECIPITATION (IN)
TODAY 0.24 0.61 1964 0.07 0.17 0.00
MONTH TO DATE 0.41 1.31 -0.90 0.59
SINCE OCT 1 31.74 34.01 -2.27 37.46
SINCE JAN 1 17.19 20.63 -3.44 24.18
DEGREE DAYS
HEATING
TODAY 3 7 -4 10
MONTH TO DATE 62 111 -49 119
SINCE SEP 1 62 111 -49 119
SINCE JUL 1 151 243 -92 237
COOLING
TODAY 0 0 0 0
MONTH TO DATE 5 0 5 10
SINCE SEP 1 5 0 5 10
SINCE JAN 1 92 71 21 82
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 500 AM
LOWEST 56 400 PM
AVERAGE 76
......................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 83 1975
MINIMUM TEMPERATURE (F) 48 34 1955
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 656 AM PDT SUNSET 709 PM PDT
SEPTEMBER 22 2025.....SUNRISE 657 AM PDT SUNSET 707 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