Climatological Report (Monthly)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
000
CXUS56 KSEW 011041
CLMOLM


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
340 AM PDT FRI JUN 1 2018

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

...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              96   05/28/1983
 LOW               25   05/01/1954
HIGHEST            88   05/14        MM      MM       87  05/28
LOWEST             35   05/02        MM      MM       35  05/06
AVG. MAXIMUM     70.5              65.3     5.2     67.6
AVG. MINIMUM     44.6              43.1     1.5     44.1
MEAN             57.6              54.2     3.4     55.9
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.5    -0.5        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.83   1948
 MINIMUM         0.15   2016
                        1947
TOTALS           0.24              2.33   -2.09     3.07
DAILY AVG.       0.01              0.08   -0.07     0.10
DAYS >= .01         6              12.5    -6.5       12
DAYS >= .10         0               6.9    -6.9        8
DAYS >= .50         0               1.2    -1.2        2
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.09   05/31 TO 05/31

DEGREE_DAYS
HEATING TOTAL     228               337    -109
COOLING TOTAL       3                 3       0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.8
HIGHEST WIND SPEED/DIRECTION    20/270    DATE  05/09
HIGHEST GUST SPEED/DIRECTION    29/250    DATE  05/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  0
  0
  0
  0
  0
  4
HAZE                      0

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

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.