716
CXUS56 KPQR 011540
CLMHIO

CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
840 AM PDT WED OCT 01 2025

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

...THE HILLSBORO OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           91                                 100  09/05
LOWEST            42                                  40  09/29
                                                          09/30
AVG. MAXIMUM    78.7               76.4     2.3     77.3
AVG. MINIMUM    52.1               47.5     4.6     50.5
MEAN            65.4               62.0     3.4     63.9
DAYS MAX >= 90     3                2.3     0.7        4
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        6.27   2013
 MINIMUM        0.00   1975
TOTALS          1.36               1.38   -0.02     0.84
DAYS >= .01        6                7.6    -1.6        7
DAYS >= .10        5                3.3     1.7        2
DAYS >= .50        1                0.6     0.4        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.59   09/29 TO 09/29


DEGREE DAYS
HEATING TOTAL     48                124     -76       97
 SINCE 7/1        60                196    -136       MM
COOLING TOTAL     64                 33      31       71
 SINCE 1/1       483                274     209       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.1
RESULTANT WIND SPEED/DIRECTION   1/330
HIGHEST WIND SPEED/DIRECTION    26/200    DATE  09/30
HIGHEST GUST SPEED/DIRECTION    40/180    DATE  09/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.25

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

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

$$