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CDUS45 KRIW 100731
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT WED SEP 10 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR SEPTEMBER 9 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 78 2:29 PM 88 2021 74 4 84
MINIMUM 50 3:36 AM 22 1962 46 4 55
AVERAGE 64 60 4
PRECIPITATION (IN)
YESTERDAY T 0.58 1961 0.03 -0.03 0.04
MONTH TO DATE 0.06 0.20 -0.14 0.28
SINCE SEP 1 0.06 0.20 -0.14 0.28
SINCE JAN 1 3.00 5.44 -2.44 4.51
DEGREE DAYS
HEATING
YESTERDAY 1 6 -5 0
MONTH TO DATE 9 40 -31 9
SINCE SEP 1 9 40 -31 9
SINCE JUL 1 27 99 -72 40
COOLING
YESTERDAY 0 0 0 5
MONTH TO DATE 15 8 7 26
SINCE SEP 1 15 8 7 26
SINCE JAN 1 437 317 120 433
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WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 9:00 AM
LOWEST 21 2:00 PM
AVERAGE 42
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 87 2021
MINIMUM TEMPERATURE (F) 46 30 2020
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 6:52 AM MDT SUNSET 7:34 PM MDT
SEPTEMBER 11 2025.....SUNRISE 6:53 AM MDT SUNSET 7:32 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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