320
CDUS45 KRIW 290730
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT FRI AUG 29 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR AUGUST 28 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 4:21 PM 89 1974 78 -3 84
MINIMUM 51 5:27 AM 38 1977 50 1 53
AVERAGE 63 64 -1
PRECIPITATION (IN)
YESTERDAY T 0.27 1958 0.02 -0.02 0.00
MONTH TO DATE 0.23 0.50 -0.27 0.85
SINCE JUN 1 0.63 1.67 -1.04 1.36
SINCE JAN 1 2.94 5.18 -2.24 4.23
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 0
MONTH TO DATE 12 26 -14 18
SINCE JUN 1 81 206 -125 80
SINCE JUL 1 12 47 -35 25
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 136 106 30 134
SINCE JUN 1 418 304 114 406
SINCE JAN 1 422 306 116 406
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 11.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 30 4:00 PM
AVERAGE 62
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 90 1948
MINIMUM TEMPERATURE (F) 50 34 1964
SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE 6:40 AM MDT SUNSET 7:54 PM MDT
AUGUST 30 2025........SUNRISE 6:41 AM MDT SUNSET 7:52 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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