283
CDUS45 KRIW 220733
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1233 AM MST SUN FEB 22 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR FEBRUARY 21 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 34 4:40 PM 59 1982 34 0 32
MINIMUM 11 2:35 AM -10 2018 17 -6 22
AVERAGE 23 26 -3
PRECIPITATION (IN)
YESTERDAY 0.00 0.20 1979 0.01 -0.01 T
MONTH TO DATE 0.10 0.28 -0.18 0.22
SINCE DEC 1 0.23 0.97 -0.74 0.44
SINCE JAN 1 0.13 0.66 -0.53 0.26
DEGREE DAYS
HEATING
YESTERDAY 42 39 3 38
MONTH TO DATE 674 874 -200 792
SINCE DEC 1 2709 3571 -862 3374
SINCE JUL 1 4201 5525 -1324 5012
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 21 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.7
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 77 4:00 AM
LOWEST 33 5:00 PM
AVERAGE 55
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 54 1982
MINIMUM TEMPERATURE (F) 17 -12 2023
SUNRISE AND SUNSET
FEBRUARY 22 2026......SUNRISE 7:01 AM MST SUNSET 5:59 PM MST
FEBRUARY 23 2026......SUNRISE 7:00 AM MST SUNSET 6:00 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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