382
CDUS45 KRIW 140045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT SEP 13 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 13 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 72 1:55 PM 89 2015 76 -4 73
MINIMUM 44 5:35 AM 25 1914 46 -2 39
AVERAGE 58 61 -3 56
PRECIPITATION (IN)
TODAY 0.00 1.72 1982 0.03 -0.03 0.00
MONTH TO DATE 0.03 0.30 -0.27 0.36
SINCE SEP 1 0.03 0.30 -0.27 0.36
SINCE JAN 1 10.04 9.74 0.30 7.38
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE SEP 1 0.0 0.2 -0.2 0.0
SINCE JUL 1 0.0 0.2 -0.2 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 7 5 2 9
MONTH TO DATE 21 48 -27 20
SINCE SEP 1 21 48 -27 20
SINCE JUL 1 26 87 -61 38
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 40 25 15 57
SINCE SEP 1 40 25 15 57
SINCE JAN 1 567 477 90 618
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89
LOWEST 30
AVERAGE 60
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 1948
MINIMUM TEMPERATURE (F) 45 25 1904
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 6:53 AM MDT SUNSET 7:28 PM MDT
SEPTEMBER 14 2025.....SUNRISE 6:54 AM MDT SUNSET 7:26 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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