


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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429 CDUS45 KRIW 040727 CLIRKS CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT SAT OCT 04 2025 ................................... ...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 3 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 77 2:59 PM 80 2010 63 14 73 MINIMUM 54 11:49 PM 22 2019 38 16 46 AVERAGE 66 50 16 PRECIPITATION (IN) YESTERDAY T 0.96 1994 0.03 -0.03 0.00 MONTH TO DATE T 0.09 -0.09 0.00 SINCE SEP 1 0.54 0.88 -0.34 0.39 SINCE JAN 1 3.48 6.12 -2.64 4.62 DEGREE DAYS HEATING YESTERDAY 0 15 -15 5 MONTH TO DATE 15 44 -29 16 SINCE SEP 1 178 286 -108 143 SINCE JUL 1 196 345 -149 174 COOLING YESTERDAY 1 0 1 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 36 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 16.0 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 38 3:00 AM LOWEST 15 4:00 PM AVERAGE 27 .......................................................... THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 82 2024 MINIMUM TEMPERATURE (F) 37 22 2012 2013 SUNRISE AND SUNSET OCTOBER 4 2025.......SUNRISE 7:17 AM MDT SUNSET 6:52 PM MDT OCTOBER 5 2025.......SUNRISE 7:18 AM MDT SUNSET 6:51 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$