Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 180728
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT OCT 18 2025
...................................
...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 17 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 52 3:32 PM 75 1974 56 -4 54
MINIMUM 33 7:02 AM 13 1948 33 0 35
AVERAGE 43 44 -1
PRECIPITATION (IN)
YESTERDAY 0.00 0.28 1994 0.02 -0.02 0.16
MONTH TO DATE 0.66 0.48 0.18 0.16
SINCE SEP 1 1.20 1.27 -0.07 0.55
SINCE JAN 1 4.14 6.51 -2.37 4.78
DEGREE DAYS
HEATING
YESTERDAY 22 21 1 20
MONTH TO DATE 257 300 -43 110
SINCE SEP 1 420 542 -122 237
SINCE JUL 1 438 601 -163 268
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 35 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 20.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1:00 AM
LOWEST 41 4:00 PM
AVERAGE 65
..........................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 75 2003
MINIMUM TEMPERATURE (F) 32 18 1976
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 7:32 AM MDT SUNSET 6:30 PM MDT
OCTOBER 19 2025.......SUNRISE 7:33 AM MDT SUNSET 6:28 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$