167
CDUS45 KRIW 260731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT MON MAY 26 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 25 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 61 5:07 PM 69 2003 54 7 47
MINIMUM 27 5:10 AM 23 2005 29 -2 28
AVERAGE 44 41 3 38
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 2016 0.08 -0.08 0.34
MONTH TO DATE 2.36 1.80 0.56 1.84
SINCE MAR 1 5.44 5.98 -0.54 7.17
SINCE JAN 1 9.14 9.48 -0.34 11.64
DEGREE DAYS
HEATING
YESTERDAY 21 24 -3 27
MONTH TO DATE 625 686 -61 637
SINCE MAR 1 1820 3132 -1312 2789
SINCE JUL 1 8740 11336 -2596 10263
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 7 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 1.1
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 96 1:00 AM
LOWEST 28 5:00 PM
AVERAGE 62
......................................................
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 2025...........SUNRISE 5:43 AM MDT SUNSET 8:55 PM MDT
MAY 27 2025...........SUNRISE 5:43 AM MDT SUNSET 8:56 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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