914
CDUS45 KRIW 220727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU MAY 22 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 21 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 46 4:48 PM 68 2012 52 -6 45
MINIMUM 27 11:59 PM 17 2001 28 -1 28
AVERAGE 37 40 -3 37
PRECIPITATION (IN)
YESTERDAY 0.06 0.72 2008 0.08 -0.02 0.01
MONTH TO DATE 2.32 1.47 0.85 1.09
SINCE MAR 1 5.40 5.65 -0.25 6.42
SINCE JAN 1 9.10 9.15 -0.05 10.89
DEGREE DAYS
HEATING
YESTERDAY 28 25 3 28
MONTH TO DATE 532 589 -57 516
SINCE MAR 1 1727 3035 -1308 2668
SINCE JUL 1 8647 11239 -2592 10142
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 9 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 2.7
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 2:00 AM
LOWEST 45 5:00 PM
AVERAGE 71
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 64 2001
2023
MINIMUM TEMPERATURE (F) 28 22 2022
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 5:47 AM MDT SUNSET 8:51 PM MDT
MAY 23 2025...........SUNRISE 5:46 AM MDT SUNSET 8:52 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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