


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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619 CDUS45 KRIW 070726 CLILND CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 126 AM MDT SUN SEP 07 2025 ................................... ...THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 6 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1891 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 77 3:38 PM 94 2022 79 -2 85 MINIMUM 43 6:29 AM 31 1898 48 -5 51 1943 AVERAGE 60 64 -4 PRECIPITATION (IN) YESTERDAY 0.00 1.11 1920 0.02 -0.02 0.00 MONTH TO DATE 0.00 0.11 -0.11 0.31 SINCE SEP 1 0.00 0.11 -0.11 0.31 SINCE JAN 1 10.01 9.55 0.46 7.33 SNOWFALL (IN) YESTERDAY 0.0 4.0 1929 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE SEP 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 5 3 2 0 MONTH TO DATE 10 17 -7 4 SINCE SEP 1 10 17 -7 4 SINCE JUL 1 15 56 -41 22 COOLING YESTERDAY 0 2 -2 3 MONTH TO DATE 20 14 6 28 SINCE SEP 1 20 14 6 28 SINCE JAN 1 547 466 81 589 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 4.5 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 70 5:00 AM LOWEST 21 5:00 PM AVERAGE 46 .......................................................... THE LANDER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 97 2022 MINIMUM TEMPERATURE (F) 48 30 1898 SUNRISE AND SUNSET SEPTEMBER 7 2025.....SUNRISE 6:46 AM MDT SUNSET 7:38 PM MDT SEPTEMBER 8 2025.....SUNRISE 6:48 AM MDT SUNSET 7:37 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$