257
CDUS45 KRIW 110731
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT TUE AUG 11 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR AUGUST 10 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 90 4:08 PM 95 1969 83 7 78
MINIMUM 61 5:54 AM 35 1974 55 6 43
AVERAGE 76 69 7
PRECIPITATION (IN)
YESTERDAY T 0.49 1952 0.01 -0.01 0.00
MONTH TO DATE T 0.18 -0.18 0.00
SINCE JUN 1 0.36 1.35 -0.99 0.40
SINCE JAN 1 2.20 4.86 -2.66 2.71
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 4
MONTH TO DATE 0 1 -1 10
SINCE JUN 1 111 181 -70 79
SINCE JUL 1 4 22 -18 10
COOLING
YESTERDAY 11 5 6 0
MONTH TO DATE 91 53 38 45
SINCE JUN 1 436 251 185 327
SINCE JAN 1 438 253 185 331
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 10.2
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 46 6:00 AM
LOWEST 15 1:00 PM
AVERAGE 31
......................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 93 1972
2018
MINIMUM TEMPERATURE (F) 55 44 1952
SUNRISE AND SUNSET
AUGUST 11 2026........SUNRISE 6:21 AM MDT SUNSET 8:21 PM MDT
AUGUST 12 2026........SUNRISE 6:22 AM MDT SUNSET 8:20 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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