Climatological Report (Monthly) Issued by NWS
000
CXUS56 KSEW 011034
CLMBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
334 AM PDT THU JUN 01 2023
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...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 90 05/28/1983
LOW 30 05/07/1962
05/04/1949
HIGHEST 86 05/15 MM MM 69 05/22
05/31
LOWEST 40 05/08 MM MM 38 05/20
AVG. MAXIMUM 68.3 63.9 4.4 59.6
AVG. MINIMUM 49.9 47.0 2.9 46.0
MEAN 59.1 55.5 3.6 52.8
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.1 -0.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.93 1984
MINIMUM 0.17 2018
TOTALS 0.76 2.23 -1.47 3.03
DAILY AVG. 0.02 0.07 -0.05 0.10
DAYS >= .01 6 12.3 -6.3 16
DAYS >= .10 2 6.2 -4.2 8
DAYS >= .50 0 1.0 -1.0 2
DAYS >= 1.00 0 0.1 -0.1 0
GREATEST
24 HR. TOTAL 0.37 05/22 TO 05/22
DEGREE DAYS
HEATING TOTAL 186 297 -111 373
SINCE 7/1 4947 4944 3 MM
COOLING TOTAL 11 1 10 0
SINCE 1/1 11 1 10 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.3
HIGHEST WIND SPEED/DIRECTION 23/170 DATE 05/04
23/180 05/15
HIGHEST GUST SPEED/DIRECTION 37/170 DATE 05/15
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.31
NUMBER OF DAYS FAIR 20
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 77
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 14 FOG W/VIS <= 1/4 MILE 3
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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