165
CDUS45 KRIW 270728
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT DEC 27 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 26 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 11:26 AM 52 1980 28 18 35
MINIMUM 31 6:54 AM -17 1952 13 18 20
AVERAGE 39 20 19
PRECIPITATION (IN)
YESTERDAY 0.02 0.28 2003 0.01 0.01 0.03
MONTH TO DATE 0.10 0.26 -0.16 0.06
SINCE DEC 1 0.10 0.26 -0.16 0.06
SINCE JAN 1 4.51 7.50 -2.99 5.75
DEGREE DAYS
HEATING
YESTERDAY 26 44 -18 37
MONTH TO DATE 719 1123 -404 978
SINCE DEC 1 719 1123 -404 978
SINCE JUL 1 2211 3077 -866 2616
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 442 320 122 445
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 11:00 PM
LOWEST 45 1:00 PM
AVERAGE 69
......................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 28 51 1980
MINIMUM TEMPERATURE (F) 13 -15 1948
SUNRISE AND SUNSET
DECEMBER 27 2025......SUNRISE 7:42 AM MST SUNSET 4:53 PM MST
DECEMBER 28 2025......SUNRISE 7:42 AM MST SUNSET 4:54 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page