836
CDUS45 KRIW 240726
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT SUN AUG 24 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 23 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 80R 4:52 PM 79 2006 69 11 73
2020
MINIMUM 37 5:41 AM 27 2015 36 1 41
AVERAGE 59 52 7 57
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 2004 0.05 -0.05 0.13
MONTH TO DATE 0.09 0.98 -0.89 1.14
SINCE JUN 1 1.48 4.87 -3.39 2.88
SINCE JAN 1 10.71 14.90 -4.19 15.08
DEGREE DAYS
HEATING
YESTERDAY 6 13 -7 8
MONTH TO DATE 192 235 -43 200
SINCE JUN 1 865 1069 -204 891
SINCE JUL 1 423 531 -108 462
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 1.8
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 89 5:00 AM
LOWEST 12 5:00 PM
AVERAGE 51
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 80 2020
MINIMUM TEMPERATURE (F) 35 28 2010
SUNRISE AND SUNSET
AUGUST 24 2025........SUNRISE 6:35 AM MDT SUNSET 8:12 PM MDT
AUGUST 25 2025........SUNRISE 6:37 AM MDT SUNSET 8:10 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page