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

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000
CXUS56 KSEW 011044
CLMSEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
243 AM PST THU FEB 1 2018

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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1986 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              64   01/15/2018
                        01/19/2005
                        01/20/2005
 LOW               18   01/30/1996
HIGHEST            64R  01/15        MM      MM       54  01/27
LOWEST             31   01/01        MM      MM       21  01/06
AVG. MAXIMUM     49.5              47.2     2.3     44.8
AVG. MINIMUM     40.3              37.0     3.3     32.5
MEAN             44.9              42.1     2.8     38.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.3    -0.3        0
DAYS MIN <= 32      2               6.4    -4.4       16
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.12   2006
 MINIMUM         2.20   1993
TOTALS           8.42              4.81    3.61     3.70
DAILY AVG.       0.27              0.16    0.11     0.12
DAYS >= .01        26              18.5     7.5       10
DAYS >= .10        19              12.1     6.9        5
DAYS >= .50         7               3.1     3.9        3
DAYS >= 1.00        0               0.7    -0.7        2

SNOWFALL (INCHES)
TOTALS            0.0                                  T
SINCE 7/1         3.2                                1.4
SNOWDEPTH AVG.      0                                  0
GREATEST
 SNOW DEPTH         0                                  0  MM

DEGREE_DAYS
HEATING TOTAL     615               710     -95      810
 SINCE 7/1       2341              2563    -222     2433
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

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


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       7
LIGHT RAIN               28     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       9     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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