181
CDUS45 KRIW 130731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT MON JUL 13 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 12 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 88R MM 85 2002 72 16 76
MINIMUM 40 MM 27 2008 39 1 35
AVERAGE 64 55 9 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.32 2007 0.05 -0.05 0.00
MONTH TO DATE 0.14 0.58 -0.44 0.13
SINCE JUN 1 2.25 2.96 -0.71 0.78
SINCE JAN 1 10.49 12.99 -2.50 10.01
DEGREE DAYS
HEATING
YESTERDAY 1 10 -9 9
MONTH TO DATE 93 135 -42 104
SINCE JUN 1 607 673 -66 546
SINCE JUL 1 93 135 -42 104
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION E (99)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 2.0
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 83 5:00 AM
LOWEST 9 1:00 PM
AVERAGE 46
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 85 2005
MINIMUM TEMPERATURE (F) 39 30 2016
SUNRISE AND SUNSET
JULY 13 2026..........SUNRISE 5:49 AM MDT SUNSET 9:05 PM MDT
JULY 14 2026..........SUNRISE 5:50 AM MDT SUNSET 9:04 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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