924
CDUS45 KRIW 270735
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1235 AM MST THU NOV 27 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR NOVEMBER 26 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 26 8:54 PM 51 2017 28 -2 27
MINIMUM 19 7:55 AM -8 2011 7 12 6
2015
AVERAGE 23 17 6 17
PRECIPITATION (IN)
YESTERDAY 0.09 0.18 1999 0.06 0.03 0.05
MONTH TO DATE 0.93 1.78 -0.85 1.15
SINCE SEP 1 5.87 5.20 0.67 3.18
SINCE JAN 1 17.58 20.46 -2.88 18.37
DEGREE DAYS
HEATING
YESTERDAY 42 48 -6 48
MONTH TO DATE 860 1110 -250 1109
SINCE SEP 1 2253 2670 -417 2330
SINCE JUL 1 2769 3312 -543 2907
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 8 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 2.1
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 92 10:00 PM
LOWEST 65 4:00 AM
AVERAGE 79
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 27 43 1998
2017
MINIMUM TEMPERATURE (F) 7 -12 2015
SUNRISE AND SUNSET
NOVEMBER 27 2025......SUNRISE 7:34 AM MST SUNSET 4:45 PM MST
NOVEMBER 28 2025......SUNRISE 7:35 AM MST SUNSET 4:44 PM MST
- 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