


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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540 CDUS45 KRIW 280731 CLIRKS CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 131 AM MDT SAT JUN 28 2025 ................................... ...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JUNE 27 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 88 3:10 PM 93 2013 79 9 86 MINIMUM 54 3:44 AM 34 1969 50 4 60 AVERAGE 71 65 6 PRECIPITATION (IN) YESTERDAY 0.00 0.28 1954 0.02 -0.02 T MONTH TO DATE 0.02 0.65 -0.63 0.25 SINCE JUN 1 0.02 0.65 -0.63 0.25 SINCE JAN 1 2.33 4.16 -1.83 3.12 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 69 152 -83 55 SINCE JUN 1 69 152 -83 55 SINCE JUL 1 7071 8057 -986 7490 COOLING YESTERDAY 6 2 4 8 MONTH TO DATE 75 29 46 86 SINCE JUN 1 75 29 46 86 SINCE JAN 1 79 31 48 86 ................................................................... WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 10.4 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 29 6:00 AM LOWEST 9 3:00 PM AVERAGE 19 .......................................................... THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 94 2013 MINIMUM TEMPERATURE (F) 51 38 1959 SUNRISE AND SUNSET JUNE 28 2025..........SUNRISE 5:45 AM MDT SUNSET 8:55 PM MDT JUNE 29 2025..........SUNRISE 5:45 AM MDT SUNSET 8:54 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$