375
CDUS45 KRIW 240731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SUN MAY 24 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 23 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 59 5:09 PM 69 2001 53 6 56
MINIMUM 31 11:58 PM 20 2022 29 2 26
AVERAGE 45 41 4 41
PRECIPITATION (IN)
YESTERDAY 0.01 1.15 2018 0.08 -0.07 0.00
MONTH TO DATE 0.51 1.63 -1.12 2.32
SINCE MAR 1 4.43 5.81 -1.38 5.40
SINCE JAN 1 7.78 9.31 -1.53 9.10
DEGREE DAYS
HEATING
YESTERDAY 20 24 -4 24
MONTH TO DATE 567 638 -71 581
SINCE MAR 1 2639 3084 -445 1776
SINCE JUL 1 9609 11288 -1679 8696
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 (270)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.2
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 5:00 AM
LOWEST 19 2:00 PM
AVERAGE 58
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 71 2001
MINIMUM TEMPERATURE (F) 29 22 2007
SUNRISE AND SUNSET
MAY 24 2026...........SUNRISE 5:45 AM MDT SUNSET 8:52 PM MDT
MAY 25 2026...........SUNRISE 5:44 AM MDT SUNSET 8:53 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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