296
CDUS45 KRIW 200728
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN APR 20 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 19 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 56 2010 42 MM 35
MINIMUM MM MM 1 2024 18 MM 1
AVERAGE MM 30 MM 18
PRECIPITATION (IN)
YESTERDAY 0.00 0.26 2022 0.07 -0.07 0.00
MONTH TO DATE 0.00 1.51 -1.51 0.70
SINCE MAR 1 0.00 3.41 -3.41 5.01
SINCE JAN 1 3.70 6.91 -3.21 9.48
DEGREE DAYS
HEATING
YESTERDAY MM 36 MM 47
MONTH TO DATE MM 719 MM 605
SINCE MAR 1 MM 2077 MM 1973
SINCE JUL 1 6920 10281 -3361 9447
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE MM 0 MM 0
SINCE MAR 1 MM 0 MM 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 57 2010
2016
MINIMUM TEMPERATURE (F) 18 -1 2023
SUNRISE AND SUNSET
APRIL 20 2025.........SUNRISE 6:29 AM MDT SUNSET 8:13 PM MDT
APRIL 21 2025.........SUNRISE 6:27 AM MDT SUNSET 8:14 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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