695
CDUS45 KRIW 120730
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1230 AM MST MON JAN 12 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 11 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 27 4:40 PM 34 1999 23 4 21
MINIMUM -2 8:01 AM -27 2007 1 -3 3
AVERAGE 13 12 1 12
PRECIPITATION (IN)
YESTERDAY 0.00 0.82 2017 0.06 -0.06 0.01
MONTH TO DATE 1.54 0.72 0.82 1.13
SINCE DEC 1 6.96 3.07 3.89 2.46
SINCE JAN 1 1.54 0.72 0.82 1.13
DEGREE DAYS
HEATING
YESTERDAY 52 53 -1 53
MONTH TO DATE 484 583 -99 549
SINCE DEC 1 1771 2195 -424 1920
SINCE JUL 1 4729 5702 -973 5027
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 5 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 1.0
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 96 11:00 PM
LOWEST 68 2:00 PM
AVERAGE 82
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 23 36 2002
MINIMUM TEMPERATURE (F) 1 -36 2007
SUNRISE AND SUNSET
JANUARY 12 2026.......SUNRISE 7:56 AM MST SUNSET 5:04 PM MST
JANUARY 13 2026.......SUNRISE 7:56 AM MST SUNSET 5:05 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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