Climatological Report (Daily)
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039
CDUS45 KRIW 110813
CLIWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
213 AM MDT FRI SEP 11 2026

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

...THE WORLAND WY CLIMATE SUMMARY FOR SEPTEMBER 10 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         88   3:55 PM  93    2021  79      9       90
  MINIMUM         42   4:25 AM  32    2020  44     -2       48
  AVERAGE         65                        62      3

PRECIPITATION (IN)
  YESTERDAY        0.00          0.67 2003   0.03  -0.03     0.00
  MONTH TO DATE    0.00                      0.24  -0.24      T
  SINCE SEP 1      0.00                      0.24  -0.24      T
  SINCE JAN 1      2.23                      5.72  -3.49     4.97

DEGREE DAYS
 HEATING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE    8                        36    -28       16
  SINCE SEP 1      8                        36    -28       16
  SINCE JUL 1     12                        74    -62       22

 COOLING
  YESTERDAY        0                         1     -1        4
  MONTH TO DATE   39                        21     18       19
  SINCE SEP 1     39                        21     18       19
  SINCE JAN 1    776                       518    258      553
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     5.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    42           5:00 AM
 LOWEST     10           5:00 PM
 AVERAGE    26

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


THE WORLAND WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        98      1971
 MINIMUM TEMPERATURE (F)   44        32      2014


SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE   6:47 AM MDT   SUNSET   7:29 PM MDT
SEPTEMBER 12 2026.....SUNRISE   6:48 AM MDT   SUNSET   7:27 PM MDT


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




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