Climatological Report (Monthly)
Issued by NWS

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CXUS56 KSEW 022036
CLMSEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
135 PM PDT SAT APR 2 2016

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2016

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               11   03/04/1955
HIGHEST            71   03/31        MM      MM       69  03/26
LOWEST             34   03/17        MM      MM       31  03/04
AVG. MAXIMUM     56.4              53.7     2.7     57.9
AVG. MINIMUM     42.3              39.3     3.0     43.2
MEAN             49.4              46.5     2.9     50.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               1.6    -1.6        2
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.44   2014
 MINIMUM         0.57   1965
TOTALS           5.52              3.72    1.80     4.47
DAILY AVG.       0.18              0.12    0.06     0.14
DAYS >= .01        19              16.9     2.1       16
DAYS >= .10        18              10.6     7.4        8
DAYS >= .50         3               1.6     1.4        2
DAYS >= 1.00        0               0.3    -0.3        1
GREATEST
 24 HR. TOTAL    0.93   03/09 TO 03/09

SNOWFALL (INCHES)
RECORDS
 TOTAL           18.2   1951
TOTALS            0.0               0.8    -0.8      0.0
SINCE 7/1           T               6.8    -6.8      0.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0                                  0
GREATEST
 SNOW DEPTH         0   MM                             0
 24 HR TOTAL      0.0   03/31 TO 03/31               0.0

DEGREE_DAYS
HEATING TOTAL     477               574     -97      441
 SINCE 7/1       3321              3828    -507     2944
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.7
HIGHEST WIND SPEED/DIRECTION    44/200    DATE  03/13
HIGHEST GUST SPEED/DIRECTION    57/200    DATE  03/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         18

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       9
LIGHT RAIN               21     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      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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