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

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000
CXUS56 KSEW 011031
CLMSEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
331 AM PDT SUN APR 1 2018

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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF MARCH 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              78   03/29/2004
 LOW               27   03/10/2009
HIGHEST            71   03/12        MM      MM       59  03/29
LOWEST             32   03/04        MM      MM       33  03/19
AVG. MAXIMUM     54.5              53.8     0.7     52.3
AVG. MINIMUM     37.8              39.3    -1.5     40.7
MEAN             46.2              46.6    -0.4     46.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               1.6    -0.6        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.42   2014
 MINIMUM         1.62   1992
TOTALS           2.49              3.51   -1.02     6.49
DAILY AVG.       0.08              0.11   -0.03     0.21
DAYS >= .01        16              17.1    -1.1       26
DAYS >= .10         7              10.1    -3.1       15
DAYS >= .50         1               1.7    -0.7        4
DAYS >= 1.00        0               0.4    -0.4        0

SNOWFALL (INCHES)
TOTALS              T                                  T
SINCE 7/1         4.0                                3.6
SNOWDEPTH AVG.      0                                  0
GREATEST
 SNOW DEPTH         0                                  0  MM

DEGREE_DAYS
HEATING TOTAL     575               572       3      565
 SINCE 7/1       3570              3738    -168     3645
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                0     RAIN                       2
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       3     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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