Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSEW 180830
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
130 AM PDT SAT OCT 18 2025
...................................
...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 17 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 58 259 PM 70 2018 58 0 52
MINIMUM 42 1159 PM 27 1949 43 -1 41
AVERAGE 50 51 -1 47
PRECIPITATION (IN)
YESTERDAY 0.03 1.18 2005 0.12 -0.09 0.08
MONTH TO DATE 0.87 1.80 -0.93 1.59
SINCE OCT 1 0.87 1.80 -0.93 1.59
SINCE JAN 1 19.00 23.13 -4.13 27.18
DEGREE DAYS
HEATING
YESTERDAY 15 14 1 18
MONTH TO DATE 226 206 20 207
SINCE SEP 1 342 395 -53 409
SINCE JUL 1 431 527 -96 527
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 5 4 1 10
SINCE JAN 1 92 75 17 82
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 200 AM
LOWEST 55 100 PM
AVERAGE 74
..........................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 69 1960
MINIMUM TEMPERATURE (F) 43 30 1982
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 736 AM PDT SUNSET 614 PM PDT
OCTOBER 19 2025.......SUNRISE 737 AM PDT SUNSET 612 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$