378
CDUS45 KRIW 210728
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT FEB 21 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR FEBRUARY 20 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 28 3:23 PM 60 1977 34 -6 32
MINIMUM 4 6:34 AM -9 1955 17 -13 24
AVERAGE 16 25 -9
PRECIPITATION (IN)
YESTERDAY 0.00 0.50 1969 0.02 -0.02 0.02
MONTH TO DATE 0.10 0.27 -0.17 0.22
SINCE DEC 1 0.23 0.96 -0.73 0.44
SINCE JAN 1 0.13 0.65 -0.52 0.26
DEGREE DAYS
HEATING
YESTERDAY 49 40 9 37
MONTH TO DATE 632 835 -203 754
SINCE DEC 1 2667 3532 -865 3336
SINCE JUL 1 4159 5486 -1327 4974
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 30 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 11.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 6:00 AM
LOWEST 38 4:00 PM
AVERAGE 61
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 59 1982
MINIMUM TEMPERATURE (F) 17 -10 2018
SUNRISE AND SUNSET
FEBRUARY 21 2026......SUNRISE 7:03 AM MST SUNSET 5:57 PM MST
FEBRUARY 22 2026......SUNRISE 7:01 AM MST SUNSET 5:59 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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