634
CDUS45 KRIW 130728
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU AUG 13 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR AUGUST 12 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 77 4:19 PM 94 2018 83 -6 87
MINIMUM 61 10:38 PM 40 1974 54 7 53
AVERAGE 69 69 0
PRECIPITATION (IN)
YESTERDAY T 0.79 1959 0.02 -0.02 0.00
MONTH TO DATE T 0.22 -0.22 0.00
SINCE JUN 1 0.36 1.39 -1.03 0.40
SINCE JAN 1 2.20 4.90 -2.70 2.71
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 3 -3 10
SINCE JUN 1 111 183 -72 79
SINCE JUL 1 4 24 -20 10
COOLING
YESTERDAY 4 4 0 5
MONTH TO DATE 107 61 46 52
SINCE JUN 1 452 259 193 334
SINCE JAN 1 454 261 193 338
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 11.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 58 10:00 PM
LOWEST 32 6:00 PM
AVERAGE 45
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 92 1970
2003
MINIMUM TEMPERATURE (F) 54 42 2002
2005
SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE 6:23 AM MDT SUNSET 8:18 PM MDT
AUGUST 14 2026........SUNRISE 6:24 AM MDT SUNSET 8:17 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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