Climatological Report (Daily)
Issued by NWS
Issued by NWS
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959
CDUS46 KSEW 170826
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT THU SEP 17 2026
...................................
...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 16 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 71 256 PM 85 2025 68 3 85
MINIMUM 44 548 AM 36 1992 50 -6 47
AVERAGE 58 59 -1 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.85 1958 0.07 -0.07 0.00
MONTH TO DATE 0.53 0.96 -0.43 0.10
SINCE OCT 1 38.34 33.66 4.68 31.43
SINCE JAN 1 20.29 20.28 0.01 16.88
DEGREE DAYS
HEATING
YESTERDAY 7 6 1 0
MONTH TO DATE 84 77 7 33
SINCE SEP 1 84 77 7 33
SINCE JUL 1 200 209 -9 122
COOLING
YESTERDAY 0 0 0 1
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 2 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 57 1000 AM
AVERAGE 79
..........................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 81 1991
MINIMUM TEMPERATURE (F) 49 37 1971
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 650 AM PDT SUNSET 718 PM PDT
SEPTEMBER 18 2026.....SUNRISE 651 AM PDT SUNSET 716 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$