645
CXUS56 KPDT 011847
CLMHRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON,OR
1147 AM PDT THU OCT 01 2026

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

...THE HERMISTON OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1906 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            102   09/04/1934
 LOW              21   09/25/1926
                       09/29/2019
                       09/03/2016
HIGHEST           90   09/10                          99  09/02
                                                          09/03
LOWEST            34   09/28                          42  09/26
                                                          09/27
AVG. MAXIMUM    76.8               81.2    -4.4     85.7
AVG. MINIMUM    48.4               47.9     0.5     54.0
MEAN            62.6               64.6    -2.0     69.8
DAYS MAX >= 90     1                3.9    -2.9        8
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.4    -0.4        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.19   1927
 MINIMUM        0.00   1990
TOTALS          0.86               0.33    0.53     0.56
DAILY AVG.      0.03               0.01    0.02     0.02
DAYS >= .01        7                2.8     4.2        4
DAYS >= .10        3                1.0     2.0        2
DAYS >= .50        0                0.1    -0.1        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.51   09/12 TO 09/13               0.36  09/11 TO 09/11


DEGREE DAYS
HEATING TOTAL     92                 81      11       18
 SINCE 7/1        95                 91       4
COOLING TOTAL     27                 68     -41      150
 SINCE 1/1       806                839     -33
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
RESULTANT WIND SPEED/DIRECTION   3/220
HIGHEST WIND SPEED/DIRECTION    31/270    DATE  09/25
HIGHEST GUST SPEED/DIRECTION    44/260    DATE  09/25

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                      7

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

$$