Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 050731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SUN OCT 05 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 4 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 2:50 AM 69 2024 51 -5 69
MINIMUM 33 11:59 PM 12 2013 26 7 26
AVERAGE 40 38 2 48
PRECIPITATION (IN)
YESTERDAY 0.84R 0.66 2018 0.06 0.78 0.00
MONTH TO DATE 0.87 0.22 0.65 0.00
SINCE SEP 1 2.33 1.79 0.54 1.43
SINCE JAN 1 14.04 17.05 -3.01 16.62
DEGREE DAYS
HEATING
YESTERDAY 25 26 -1 17
MONTH TO DATE 80 103 -23 82
SINCE SEP 1 564 691 -127 561
SINCE JUL 1 1080 1333 -253 1138
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 0.8
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 100 7:00 AM
LOWEST 80 3:00 AM
AVERAGE 90
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 64 2003
2021
MINIMUM TEMPERATURE (F) 26 8 2013
SUNRISE AND SUNSET
OCTOBER 5 2025.......SUNRISE 7:25 AM MDT SUNSET 6:54 PM MDT
OCTOBER 6 2025.......SUNRISE 7:26 AM MDT SUNSET 6:52 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$