190
CDUS45 KRIW 180729
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST SUN JAN 18 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JANUARY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 39 3:33 PM 48 1971 30 9 34
MINIMUM 9 7:30 AM -18 1984 14 -5 8
AVERAGE 24 22 2
PRECIPITATION (IN)
YESTERDAY 0.00 0.83 1996 0.01 -0.01 MM
MONTH TO DATE 0.03 0.20 -0.17 0.03
SINCE DEC 1 0.13 0.51 -0.38 0.21
SINCE JAN 1 0.03 0.20 -0.17 0.03
DEGREE DAYS
HEATING
YESTERDAY 41 43 -2 44
MONTH TO DATE 583 743 -160 714
SINCE DEC 1 1488 2093 -605 1878
SINCE JUL 1 2980 4047 -1067 3516
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 13.5
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 66 8:00 AM
LOWEST 27 2:00 PM
AVERAGE 47
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 50 2018
MINIMUM TEMPERATURE (F) 14 -21 1963
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 7:39 AM MST SUNSET 5:15 PM MST
JANUARY 19 2026.......SUNRISE 7:38 AM MST SUNSET 5:16 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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