000
CXUS56 KPDT 011540
CLMHRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON, OR
840 AM PDT SUN OCT 01 2023

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

...THE HERMISTON OR CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1906 TO 2023

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           92   09/16                         100  09/01
LOWEST            40   09/22                          41  09/10
AVG. MAXIMUM    79.9               81.2    -1.3     83.4
AVG. MINIMUM    51.5               47.9     3.6     50.3
MEAN            65.7               64.6     1.1     66.8
DAYS MAX >= 90     6                3.9     2.1        5
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          0.68               0.33    0.35     0.09
DAILY AVG.      0.02               0.01    0.01     0.00
DAYS >= .01        7                2.8     4.2        3
DAYS >= .10        2                1.0     1.0        0
DAYS >= .50        0                0.1    -0.1        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.41   09/20 TO 09/21               0.08  09/17 TO 09/18


DEGREE DAYS
HEATING TOTAL     70                 81     -11       23
 SINCE 7/1        71                 91     -20
COOLING TOTAL     97                 68      29       89
 SINCE 1/1      1100                839     261
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
RESULTANT WIND SPEED/DIRECTION   4/230
HIGHEST WIND SPEED/DIRECTION    28/260    DATE  09/04
                                28/240          09/18
HIGHEST GUST SPEED/DIRECTION    41/260    DATE  09/04

AVERAGE RH (PERCENT)     56

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                1     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                       5     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

$$