783
CDUS45 KRIW 170727
CLIWRL
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST WED DEC 17 2025
...............................
..THE WORLAND WY CLIMATE SUMMARY FOR DECEMBER 16 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 4:05 PM 55 1962 31 23 39
MINIMUM 20 5:59 AM -29 1964 4 16 8
AVERAGE 37 18 19
PRECIPITATION (IN)
YESTERDAY 0.00 0.29 2017 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.10 -0.10 T
SINCE DEC 1 0.00 0.10 -0.10 T
SINCE JAN 1 6.82 7.65 -0.83 4.35
DEGREE DAYS
HEATING
YESTERDAY 28 48 -20 41
MONTH TO DATE 533 725 -192 571
SINCE DEC 1 533 725 -192 571
SINCE JUL 1 1966 2632 -666 2127
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 561 528 33 544
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.0
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 77 6:00 AM
LOWEST 29 4:00 PM
AVERAGE 53
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THE WORLAND WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 56 1962
MINIMUM TEMPERATURE (F) 4 -40 1964
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 7:41 AM MST SUNSET 4:35 PM MST
DECEMBER 18 2025......SUNRISE 7:42 AM MST SUNSET 4:36 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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