Climatological Report (Daily)
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717
CDUS45 KRIW 180726
CLIWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT FRI SEP 18 2026

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

...THE WORLAND WY CLIMATE SUMMARY FOR SEPTEMBER 17 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         78   3:27 PM  94    1964  76      2       71
  MINIMUM         48   3:53 AM  27    1965  42      6       47
  AVERAGE         63                        59      4

PRECIPITATION (IN)
  YESTERDAY        0.00          0.44 2013   0.03  -0.03     0.00
  MONTH TO DATE    0.19                      0.44  -0.25     0.21
  SINCE SEP 1      0.19                      0.44  -0.25     0.21
  SINCE JAN 1      2.42                      5.92  -3.50     5.18

DEGREE DAYS
 HEATING
  YESTERDAY        2                         7     -5        6
  MONTH TO DATE   36                        77    -41       46
  SINCE SEP 1     36                        77    -41       46
  SINCE JUL 1     40                       115    -75       52

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   46                        28     18       24
  SINCE SEP 1     46                        28     18       24
  SINCE JAN 1    783                       525    258      558
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     3.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           7:00 AM
 LOWEST     35           4:00 PM
 AVERAGE    56

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


THE WORLAND WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        93      1998
 MINIMUM TEMPERATURE (F)   42        21      1965


SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE   6:55 AM MDT   SUNSET   7:16 PM MDT
SEPTEMBER 19 2026.....SUNRISE   6:56 AM MDT   SUNSET   7:14 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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