654
CDUS45 KRIW 210727
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT TUE OCT 21 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 20 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 3:21 PM 76 1974 54 -8 60
MINIMUM 29 11:34 PM 13 1984 32 -3 32
AVERAGE 38 43 -5
PRECIPITATION (IN)
YESTERDAY 0.00 0.28 1963 0.02 -0.02 0.00
MONTH TO DATE 0.69 0.56 0.13 0.28
SINCE SEP 1 1.23 1.35 -0.12 0.67
SINCE JAN 1 4.17 6.59 -2.42 4.90
DEGREE DAYS
HEATING
YESTERDAY 27 22 5 19
MONTH TO DATE 317 365 -48 184
SINCE SEP 1 480 607 -127 311
SINCE JUL 1 498 666 -168 342
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE SEP 1 20 11 9 38
SINCE JAN 1 442 320 122 445
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 18.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 32 3:00 PM
AVERAGE 59
......................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 77 2003
MINIMUM TEMPERATURE (F) 31 13 1984
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 7:36 AM MDT SUNSET 6:25 PM MDT
OCTOBER 22 2025.......SUNRISE 7:37 AM MDT SUNSET 6:24 PM MDT
- 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