Climatological Report (Daily)
Issued by NWS
Issued by NWS
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754
CDUS46 KSEW 150826
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT MON SEP 15 2025
...................................
...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2025...
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)
YESTERDAY
MAXIMUM 64 829 AM 89 1951 69 -5 63
MINIMUM 54 107 AM 39 1952 50 4 50
1992
AVERAGE 59 59 0 57
PRECIPITATION (IN)
YESTERDAY 0.08 0.76 1965 0.07 0.01 0.27
MONTH TO DATE 0.10 0.83 -0.73 0.59
SINCE OCT 1 31.43 33.53 -2.10 37.46
SINCE JAN 1 16.88 20.15 -3.27 24.18
DEGREE DAYS
HEATING
YESTERDAY 6 6 0 8
MONTH TO DATE 28 65 -37 55
SINCE SEP 1 28 65 -37 55
SINCE JUL 1 117 197 -80 173
COOLING
YESTERDAY 0 0 0 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 7 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 8.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 75 400 AM
AVERAGE 88
..........................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 87 1951
MINIMUM TEMPERATURE (F) 50 35 1969
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 647 AM PDT SUNSET 722 PM PDT
SEPTEMBER 16 2025.....SUNRISE 649 AM PDT SUNSET 720 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$