Climatological Report (Monthly)
Issued by NWS Seattle/Tacoma, WA

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CXUS56 KSEW 011031
CLMSEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
331 AM PDT SAT JUL 1 2017

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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF JUNE 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1986 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   06/25/2017
 LOW               42   06/04/1991
HIGHEST            93R  06/25        MM      MM       91  06/05
LOWEST             45   06/05        MM      MM       47  06/15
AVG. MAXIMUM     71.7              69.7     2.0     72.7
AVG. MINIMUM     53.4              52.3     1.1     54.4
MEAN             62.6              61.0     1.6     63.6
DAYS MAX >= 90      1               0.0     1.0        1
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         3.39   2012
 MINIMUM         0.04   1987
TOTALS           1.07              1.63   -0.56     1.52
DAILY AVG.       0.04              0.05   -0.01     0.05
DAYS >= .01         5               9.9    -4.9       13
DAYS >= .10         2               4.8    -2.8        4
DAYS >= .50         1               0.7     0.3        1
DAYS >= 1.00        0               0.1    -0.1        0

DEGREE_DAYS
HEATING TOTAL      99               134     -35       77
 SINCE 7/1       4375              4588    -213     3795
COOLING TOTAL      33                14      19       43
 SINCE 1/1         42                17      25       54
.................................................................

WIND (MPH)
HIGHEST GUST SPEED/DIRECTION    MM        DATE   MM


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

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