Climatological Report (Daily)
Issued by NWS
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031
CDUS45 KRIW 090731
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT THU OCT 09 2025
...................................
...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 8 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 3:53 PM 76 2020 60 11 72
MINIMUM 36 6:51 AM 20 1985 36 0 42
AVERAGE 54 48 6
PRECIPITATION (IN)
YESTERDAY 0.00 0.81 1949 0.02 -0.02 0.00
MONTH TO DATE 0.24 0.23 0.01 0.00
SINCE SEP 1 0.78 1.02 -0.24 0.39
SINCE JAN 1 3.72 6.26 -2.54 4.62
DEGREE DAYS
HEATING
YESTERDAY 11 17 -6 8
MONTH TO DATE 109 126 -17 45
SINCE SEP 1 272 368 -96 172
SINCE JUL 1 290 427 -137 203
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE SEP 1 20 11 9 38
SINCE JAN 1 442 320 122 445
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 7:00 AM
LOWEST 16 4:00 PM
AVERAGE 46
..........................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 79 2003
MINIMUM TEMPERATURE (F) 35 15 2009
2019
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 7:22 AM MDT SUNSET 6:44 PM MDT
OCTOBER 10 2025.......SUNRISE 7:23 AM MDT SUNSET 6:42 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$