086
CDUS45 KRIW 260729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT TUE MAY 26 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 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 67 1:27 PM 69 2003 54 13 61
MINIMUM 30 5:29 AM 23 2005 29 1 27
AVERAGE 49 41 8 44
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 2016 0.08 -0.08 0.00
MONTH TO DATE 0.52 1.80 -1.28 2.36
SINCE MAR 1 4.44 5.98 -1.54 5.44
SINCE JAN 1 7.79 9.48 -1.69 9.14
DEGREE DAYS
HEATING
YESTERDAY 16 24 -8 21
MONTH TO DATE 605 686 -81 625
SINCE MAR 1 2677 3132 -455 1820
SINCE JUL 1 9647 11336 -1689 8740
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 10 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 2.5
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 4:00 AM
LOWEST 26 3:00 PM
AVERAGE 61
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 68 2003
2018
MINIMUM TEMPERATURE (F) 29 22 2005
SUNRISE AND SUNSET
MAY 26 2026...........SUNRISE 5:44 AM MDT SUNSET 8:54 PM MDT
MAY 27 2026...........SUNRISE 5:43 AM MDT SUNSET 8:55 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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