143
CDUS45 KRIW 270729
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT WED MAY 27 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 26 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 71 3:46 PM 87 1969 67 4 74
MINIMUM 52 3:52 AM 25 1975 42 10 38
AVERAGE 62 54 8
PRECIPITATION (IN)
YESTERDAY 0.00 0.86 1999 0.04 -0.04 T
MONTH TO DATE 0.34 1.08 -0.74 0.32
SINCE MAR 1 1.62 2.57 -0.95 2.03
SINCE JAN 1 1.78 3.32 -1.54 2.29
DEGREE DAYS
HEATING
YESTERDAY 3 11 -8 9
MONTH TO DATE 372 393 -21 334
SINCE MAR 1 1634 2066 -432 1765
SINCE JUL 1 6016 7856 -1840 6986
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 1
SINCE MAR 1 2 0 2 1
SINCE JAN 1 2 0 2 1
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WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 5:00 AM
LOWEST 27 4:00 PM
AVERAGE 45
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 85 1969
MINIMUM TEMPERATURE (F) 42 27 1973
SUNRISE AND SUNSET
MAY 27 2026...........SUNRISE 5:47 AM MDT SUNSET 8:40 PM MDT
MAY 28 2026...........SUNRISE 5:47 AM MDT SUNSET 8:41 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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