656
CDUS45 KRIW 200729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST TUE JAN 20 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 19 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 29 3:13 PM 37 2005 23 6 10
MINIMUM -6 7:21 AM -21 2025 1 -7 -21
AVERAGE 12 12 0 -5
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 2018 0.05 -0.05 0.02
MONTH TO DATE 1.54 1.17 0.37 1.27
SINCE DEC 1 6.96 3.52 3.44 2.60
SINCE JAN 1 1.54 1.17 0.37 1.27
DEGREE DAYS
HEATING
YESTERDAY 53 53 0 70
MONTH TO DATE 869 1007 -138 1002
SINCE DEC 1 2156 2619 -463 2373
SINCE JUL 1 5114 6126 -1012 5480
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 6 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 1.2
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 91 8:00 PM
LOWEST 49 3:00 PM
AVERAGE 70
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 23 42 2005
MINIMUM TEMPERATURE (F) 1 -34 2025
SUNRISE AND SUNSET
JANUARY 20 2026.......SUNRISE 7:51 AM MST SUNSET 5:14 PM MST
JANUARY 21 2026.......SUNRISE 7:51 AM MST SUNSET 5:16 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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