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CDUS45 KRIW 250727
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU SEP 25 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR SEPTEMBER 24 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 67 4:59 PM 82 2001 67 0 77
2020
MINIMUM 34 6:36 AM 21 2000 41 -7 44
AVERAGE 51 54 -3
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 1986 0.03 -0.03 0.00
MONTH TO DATE 0.49 0.61 -0.12 0.39
SINCE SEP 1 0.49 0.61 -0.12 0.39
SINCE JAN 1 3.43 5.85 -2.42 4.62
DEGREE DAYS
HEATING
YESTERDAY 14 11 3 4
MONTH TO DATE 128 166 -38 121
SINCE SEP 1 128 166 -38 121
SINCE JUL 1 146 225 -79 152
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 19 8 11 32
SINCE SEP 1 19 8 11 32
SINCE JAN 1 441 317 124 439
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 29 5:00 PM
AVERAGE 65
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 83 2001
MINIMUM TEMPERATURE (F) 41 18 2000
SUNRISE AND SUNSET
SEPTEMBER 25 2025.....SUNRISE 7:07 AM MDT SUNSET 7:08 PM MDT
SEPTEMBER 26 2025.....SUNRISE 7:08 AM MDT SUNSET 7:06 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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