540
CDUS45 KRIW 170728
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT JAN 17 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JANUARY 16 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 32 4:01 PM 47 1974 30 2 38
MINIMUM 13 8:15 AM -14 1957 14 -1 11
AVERAGE 23 22 1
PRECIPITATION (IN)
YESTERDAY 0.00 0.17 1995 0.01 -0.01 0.00
MONTH TO DATE 0.03 0.19 -0.16 0.03
SINCE DEC 1 0.13 0.50 -0.37 0.21
SINCE JAN 1 0.03 0.19 -0.16 0.03
DEGREE DAYS
HEATING
YESTERDAY 42 43 -1 40
MONTH TO DATE 542 700 -158 670
SINCE DEC 1 1447 2050 -603 1834
SINCE JUL 1 2939 4004 -1065 3472
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 23 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 9.6
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 84 8:00 AM
LOWEST 28 5:00 PM
AVERAGE 56
......................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 48 1971
MINIMUM TEMPERATURE (F) 14 -18 1984
SUNRISE AND SUNSET
JANUARY 17 2026.......SUNRISE 7:40 AM MST SUNSET 5:14 PM MST
JANUARY 18 2026.......SUNRISE 7:39 AM MST SUNSET 5:15 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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