649
CDUS45 KRIW 230728
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU JUL 23 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 22 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 74 1:45 PM 83 2007 74 0 72
MINIMUM 51 5:35 AM 36 2000 40 11 44
AVERAGE 63 57 6 58
PRECIPITATION (IN)
YESTERDAY 0.25 0.47 2002 0.05 0.20 0.00
MONTH TO DATE 0.73 1.08 -0.35 0.49
SINCE JUN 1 2.84 3.46 -0.62 1.14
SINCE JAN 1 11.08 13.49 -2.41 10.37
DEGREE DAYS
HEATING
YESTERDAY 2 8 -6 7
MONTH TO DATE 95 222 -127 165
SINCE JUN 1 609 760 -151 607
SINCE JUL 1 95 222 -127 165
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 0 0 0 1
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 1.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 11:00 PM
LOWEST 59 1:00 PM
AVERAGE 78
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 84 2007
MINIMUM TEMPERATURE (F) 40 35 2001
SUNRISE AND SUNSET
JULY 23 2026..........SUNRISE 5:59 AM MDT SUNSET 8:57 PM MDT
JULY 24 2026..........SUNRISE 6:00 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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