346
CDUS45 KRIW 190727
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN OCT 19 2025
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 18 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 55 4:26 PM 75 2003 55 0 37
MINIMUM 36 6:10 AM 18 1976 32 4 31
AVERAGE 46 44 2
PRECIPITATION (IN)
YESTERDAY 0.00 0.27 1969 0.03 -0.03 0.12
MONTH TO DATE 0.66 0.51 0.15 0.28
SINCE SEP 1 1.20 1.30 -0.10 0.67
SINCE JAN 1 4.14 6.54 -2.40 4.90
DEGREE DAYS
HEATING
YESTERDAY 19 21 -2 31
MONTH TO DATE 276 321 -45 141
SINCE SEP 1 439 563 -124 268
SINCE JUL 1 457 622 -165 299
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
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WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 18.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 6:00 AM
LOWEST 22 5:00 PM
AVERAGE 48
......................................................
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 74 1974
2003
MINIMUM TEMPERATURE (F) 32 13 1976
SUNRISE AND SUNSET
OCTOBER 19 2025.......SUNRISE 7:33 AM MDT SUNSET 6:28 PM MDT
OCTOBER 20 2025.......SUNRISE 7:34 AM MDT SUNSET 6:27 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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