449
CDUS45 KRIW 080728
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT WED APR 08 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 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 53 3:17 PM 54 2005 39 14 48
2016
MINIMUM 23 6:19 AM -7 2023 14 9 11
AVERAGE 38 26 12 30
PRECIPITATION (IN)
YESTERDAY 0.00 0.50 2013 0.08 -0.08 0.00
MONTH TO DATE 0.45 0.55 -0.10 0.18
SINCE MAR 1 1.56 2.45 -0.89 0.67
SINCE JAN 1 4.91 5.95 -1.04 4.37
DEGREE DAYS
HEATING
YESTERDAY 27 39 -12 35
MONTH TO DATE 227 275 -48 303
SINCE MAR 1 1286 1633 -347 447
SINCE JUL 1 8256 9837 -1581 7367
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.0
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 3:00 AM
LOWEST 29 12:00 PM
AVERAGE 63
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 39 54 2016
2022
MINIMUM TEMPERATURE (F) 14 1 2021
SUNRISE AND SUNSET
APRIL 8 2026.........SUNRISE 6:50 AM MDT SUNSET 7:58 PM MDT
APRIL 9 2026.........SUNRISE 6:48 AM MDT SUNSET 7:59 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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