832
CDUS45 KRIW 260729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SUN APR 26 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 25 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 31 3:30 PM 56 2011 43 -12 44
MINIMUM 6 3:41 AM 4 2009 19 -13 20
AVERAGE 19 31 -12 32
PRECIPITATION (IN)
YESTERDAY 0.00 0.51 2011 0.07 -0.07 0.00
MONTH TO DATE 2.53 1.94 0.59 1.76
SINCE MAR 1 3.64 3.84 -0.20 2.25
SINCE JAN 1 6.99 7.34 -0.35 5.95
DEGREE DAYS
HEATING
YESTERDAY 46 34 12 33
MONTH TO DATE 823 926 -103 910
SINCE MAR 1 1882 2284 -402 1054
SINCE JUL 1 8852 10488 -1636 7974
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)
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 88 9:00 PM
LOWEST 41 11:00 AM
AVERAGE 65
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 56 2001
2004
MINIMUM TEMPERATURE (F) 20 0 2008
SUNRISE AND SUNSET
APRIL 26 2026.........SUNRISE 6:19 AM MDT SUNSET 8:20 PM MDT
APRIL 27 2026.........SUNRISE 6:18 AM MDT SUNSET 8:22 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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