698
CDUS45 KRIW 010735
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
135 AM MDT WED OCT 01 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR SEPTEMBER 30 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 71 1:36 PM 80 1980 64 7 75
MINIMUM 46 11:59 PM 15 1985 39 7 46
AVERAGE 59 51 8
PRECIPITATION (IN)
YESTERDAY 0.05 0.34 1971 0.03 0.02 0.00
MONTH TO DATE 0.54 0.79 -0.25 0.39
SINCE SEP 1 0.54 0.79 -0.25 0.39
SINCE JAN 1 3.48 6.03 -2.55 4.62
DEGREE DAYS
HEATING
YESTERDAY 6 14 -8 4
MONTH TO DATE 163 242 -79 127
SINCE SEP 1 163 242 -79 127
SINCE JUL 1 181 301 -120 158
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 19 11 8 38
SINCE SEP 1 19 11 8 38
SINCE JAN 1 441 320 121 445
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 9:00 PM
LOWEST 29 12:00 PM
AVERAGE 63
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 79 1957
MINIMUM TEMPERATURE (F) 38 23 1985
SUNRISE AND SUNSET
OCTOBER 1 2025.......SUNRISE 7:13 AM MDT SUNSET 6:57 PM MDT
OCTOBER 2 2025.......SUNRISE 7:15 AM MDT SUNSET 6:56 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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