343
CDUS46 KSEW 210827
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT MON SEP 21 2026
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 68 416 PM 89 1974 67 1 67
MINIMUM 44 606 AM 35 1968 49 -5 45
1983
AVERAGE 56 58 -2 56
PRECIPITATION (IN)
YESTERDAY 0.00 0.55 2008 0.07 -0.07 0.07
MONTH TO DATE 0.53 1.24 -0.71 0.17
SINCE OCT 1 38.34 33.94 4.40 31.50
SINCE JAN 1 20.29 20.56 -0.27 16.95
DEGREE DAYS
HEATING
YESTERDAY 9 7 2 9
MONTH TO DATE 120 104 16 59
SINCE SEP 1 120 104 16 59
SINCE JUL 1 236 236 0 148
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 S (170)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 2.2
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 59 400 PM
AVERAGE 80
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THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 85 1952
MINIMUM TEMPERATURE (F) 49 32 1955
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 656 AM PDT SUNSET 710 PM PDT
SEPTEMBER 22 2026.....SUNRISE 657 AM PDT SUNSET 708 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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