096
CDUS45 KRIW 120732
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT TUE MAY 12 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 11 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 82R 2:18 PM 80 2007 61 21 76
MINIMUM 42 6:52 AM 23 1999 37 5 55
AVERAGE 62 49 13
PRECIPITATION (IN)
YESTERDAY 0.00 0.80 2018 0.04 -0.04 0.04
MONTH TO DATE 0.08 0.45 -0.37 0.21
SINCE MAR 1 1.36 1.94 -0.58 1.92
SINCE JAN 1 1.52 2.69 -1.17 2.18
DEGREE DAYS
HEATING
YESTERDAY 3 16 -13 0
MONTH TO DATE 168 197 -29 138
SINCE MAR 1 1430 1870 -440 1569
SINCE JUL 1 5812 7660 -1848 6790
COOLING
YESTERDAY 0 0 0 1
MONTH TO DATE 0 0 0 1
SINCE MAR 1 0 0 0 1
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 11.5
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 51 7:00 AM
LOWEST 7 12:00 PM
AVERAGE 29
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 82 1960
MINIMUM TEMPERATURE (F) 37 19 1953
SUNRISE AND SUNSET
MAY 12 2026...........SUNRISE 6:00 AM MDT SUNSET 8:26 PM MDT
MAY 13 2026...........SUNRISE 5:59 AM MDT SUNSET 8:27 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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