275
CDUS45 KRIW 250726
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT MON MAY 25 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 24 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 58 5:52 PM 71 2001 53 5 56
MINIMUM 27 5:12 AM 22 2007 29 -2 28
AVERAGE 43 41 2 42
PRECIPITATION (IN)
YESTERDAY 0.01 0.88 2011 0.09 -0.08 0.04
MONTH TO DATE 0.52 1.72 -1.20 2.36
SINCE MAR 1 4.44 5.90 -1.46 5.44
SINCE JAN 1 7.79 9.40 -1.61 9.14
DEGREE DAYS
HEATING
YESTERDAY 22 24 -2 23
MONTH TO DATE 589 662 -73 604
SINCE MAR 1 2661 3108 -447 1799
SINCE JUL 1 9631 11312 -1681 8719
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 17 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)
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 89 6:00 AM
LOWEST 40 2:00 PM
AVERAGE 65
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 69 2003
MINIMUM TEMPERATURE (F) 29 23 2005
SUNRISE AND SUNSET
MAY 25 2026...........SUNRISE 5:44 AM MDT SUNSET 8:53 PM MDT
MAY 26 2026...........SUNRISE 5:44 AM MDT SUNSET 8:54 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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