428
CDUS45 KRIW 040727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT OCT 04 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 3 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 60 12:28 PM 71 2010 52 8 60
MINIMUM 34 7:05 AM 16 2019 26 8 24
AVERAGE 47 39 8 42
PRECIPITATION (IN)
YESTERDAY 0.00 0.71 2013 0.05 -0.05 0.00
MONTH TO DATE 0.03 0.16 -0.13 0.00
SINCE SEP 1 1.49 1.73 -0.24 1.43
SINCE JAN 1 13.20 16.99 -3.79 16.62
DEGREE DAYS
HEATING
YESTERDAY 18 26 -8 23
MONTH TO DATE 55 77 -22 65
SINCE SEP 1 539 665 -126 544
SINCE JUL 1 1055 1307 -252 1121
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 9 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 1.2
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 96 7:00 AM
LOWEST 44 1:00 PM
AVERAGE 70
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 69 2024
MINIMUM TEMPERATURE (F) 26 12 2013
SUNRISE AND SUNSET
OCTOBER 4 2025.......SUNRISE 7:24 AM MDT SUNSET 6:56 PM MDT
OCTOBER 5 2025.......SUNRISE 7:25 AM MDT SUNSET 6:54 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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