299
CDUS45 KRIW 080729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SAT AUG 08 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 7 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 80R 3:01 PM 80 2003 73 7 71
MINIMUM 38 5:42 AM 33 2017 39 -1 39
AVERAGE 59 56 3 55
PRECIPITATION (IN)
YESTERDAY 0.00 0.15 2023 0.04 -0.04 0.00
MONTH TO DATE 0.00 0.30 -0.30 0.01
SINCE JUN 1 2.96 4.19 -1.23 1.40
SINCE JAN 1 11.20 14.22 -3.02 10.63
DEGREE DAYS
HEATING
YESTERDAY 6 9 -3 10
MONTH TO DATE 53 61 -8 62
SINCE JUN 1 683 895 -212 735
SINCE JUL 1 169 357 -188 293
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 2 0 2 1
SINCE JAN 1 2 0 2 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.4
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 79 5:00 AM
LOWEST 12 2:00 PM
AVERAGE 46
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 82 2012
MINIMUM TEMPERATURE (F) 39 31 2004
SUNRISE AND SUNSET
AUGUST 8 2026........SUNRISE 6:16 AM MDT SUNSET 8:37 PM MDT
AUGUST 9 2026........SUNRISE 6:18 AM MDT SUNSET 8:36 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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