103
CDUS46 KSEW 180827
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT FRI SEP 18 2026
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 345 PM 81 1991 68 3 72
MINIMUM 44 612 AM 37 1971 49 -5 52
AVERAGE 58 59 -1 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.45 2021 0.07 -0.07 0.00
MONTH TO DATE 0.53 1.03 -0.50 0.10
SINCE OCT 1 38.34 33.73 4.61 31.43
SINCE JAN 1 20.29 20.35 -0.06 16.88
DEGREE DAYS
HEATING
YESTERDAY 7 6 1 3
MONTH TO DATE 91 83 8 36
SINCE SEP 1 91 83 8 36
SINCE JUL 1 207 215 -8 125
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 5
SINCE SEP 1 1 0 1 5
SINCE JAN 1 59 71 -12 92
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 53 300 PM
AVERAGE 77
......................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 78 1991
MINIMUM TEMPERATURE (F) 49 37 1972
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 651 AM PDT SUNSET 716 PM PDT
SEPTEMBER 19 2026.....SUNRISE 653 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page