Climatological Report (Monthly)
Issued by NWS Portland, OR

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CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
920 AM PDT SUN OCT 1 2017

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

...THE SALEM OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            98                                 90  09/26
LOWEST             42                                 41  09/30
AVG. MAXIMUM     79.2              76.8     2.4     75.6
AVG. MINIMUM     53.4              48.4     5.0     49.1
MEAN             66.3              62.6     3.7     62.3
DAYS MAX >= 90      6               2.0     4.0        1
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.1    -0.1        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.05   2013
 MINIMUM         0.00   1975
TOTALS           2.36              1.28    1.08     1.54
DAYS >= .01         8               6.1     1.9        6
DAYS >= .10         4               3.3     0.7        4
DAYS >= .50         2               0.7     1.3        1
DAYS >= 1.00        0               0.2    -0.2        0
GREATEST
 24 HR. TOTAL    0.95   09/19 TO 09/19

DEGREE_DAYS
HEATING TOTAL      81               109     -28       90
 SINCE 7/1         83               165     -82      105
COOLING TOTAL     127                37      90       19
 SINCE 1/1        647               289     358      465
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.2
RESULTANT WIND SPEED/DIRECTION   1/314
HIGHEST WIND SPEED/DIRECTION    22/170    DATE  09/17
HIGHEST GUST SPEED/DIRECTION    27/200    DATE  09/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      0
HAZE                      9

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

$$



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