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000
CXUS56 KSEW 011855 CCA
CLMSEA

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE
1155 AM PDT SAT JUL 01 2023

...................................

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            108   06/28/2021
 LOW              38   06/12/1952
HIGHEST           87   06/07         MM      MM       91  06/27
LOWEST            47   06/15         MM      MM       48  06/13
                       06/18
                       06/19
                                                          06/14
AVG. MAXIMUM    72.0               71.1     0.9     69.1
AVG. MINIMUM    52.0               53.0    -1.0     53.2
MEAN            62.0               62.0    -0.0     61.1
DAYS MAX >= 90     0                0.6    -0.6        2
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.90   1946
 MINIMUM        0.13   1951
TOTALS          1.22               1.45   -0.23     2.67
DAILY AVG.      0.04               0.05   -0.01     0.09
DAYS >= .01        7                9.2    -2.2       15
DAYS >= .10        5                4.3     0.7        7
DAYS >= .50        0                0.7    -0.7        2
DAYS >= 1.00       0                0.1    -0.1        1
GREATEST
 24 HR. TOTAL   0.42   06/19 TO 06/20

DEGREE DAYS
HEATING TOTAL    112                118      -6      140
 SINCE 7/1      4433               4375      58       MM
COOLING TOTAL     29                 29       0       31
 SINCE 1/1        64                 39      25       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    23/340    DATE  06/05
HIGHEST GUST SPEED/DIRECTION    30/340    DATE  06/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.54
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$