Climatological Report (Daily)
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945
CDUS45 KRIW 190730
CLIWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SAT SEP 19 2026

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

...THE WORLAND WY CLIMATE SUMMARY FOR SEPTEMBER 18 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         80   1:20 PM  93    1998  75      5       78
  MINIMUM         48   4:41 AM  21    1965  42      6       42
  AVERAGE         64                        58      6

PRECIPITATION (IN)
  YESTERDAY        0.09          2.06 1967   0.04   0.05     0.00
  MONTH TO DATE    0.28                      0.48  -0.20     0.21
  SINCE SEP 1      0.28                      0.48  -0.20     0.21
  SINCE JAN 1      2.51                      5.96  -3.45     5.18

DEGREE DAYS
 HEATING
  YESTERDAY        1                         7     -6        5
  MONTH TO DATE   37                        84    -47       51
  SINCE SEP 1     37                        84    -47       51
  SINCE JUL 1     41                       122    -81       57

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   46                        29     17       24
  SINCE SEP 1     46                        29     17       24
  SINCE JAN 1    783                       526    257      558
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          11:00 PM
 LOWEST     32           2:00 PM
 AVERAGE    63

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


THE WORLAND WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        93      1981
                                             2010
 MINIMUM TEMPERATURE (F)   41        26      1965


SUNRISE AND SUNSET
SEPTEMBER 19 2026.....SUNRISE   6:56 AM MDT   SUNSET   7:14 PM MDT
SEPTEMBER 20 2026.....SUNRISE   6:57 AM MDT   SUNSET   7:13 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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