523
CDUS45 KRIW 020729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT THU APR 02 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 1 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 42 12:38 PM 52 2004 38 4 29
MINIMUM 31 7:05 AM -9 2008 13 18 6
AVERAGE 37 25 12 18
PRECIPITATION (IN)
YESTERDAY 0.03 0.55 2023 0.08 -0.05 0.13
MONTH TO DATE 0.03 0.08 -0.05 0.13
SINCE MAR 1 1.14 1.98 -0.84 0.62
SINCE JAN 1 4.49 5.48 -0.99 4.32
DEGREE DAYS
HEATING
YESTERDAY 28 40 -12 47
MONTH TO DATE 28 40 -12 47
SINCE MAR 1 1087 1398 -311 191
SINCE JUL 1 8057 9602 -1545 7111
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 10 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 1.4
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 100 12:00 AM
LOWEST 65 2:00 PM
AVERAGE 83
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 49 2013
2024
MINIMUM TEMPERATURE (F) 13 -17 2008
SUNRISE AND SUNSET
APRIL 2 2026.........SUNRISE 7:01 AM MDT SUNSET 7:51 PM MDT
APRIL 3 2026.........SUNRISE 6:59 AM MDT SUNSET 7:52 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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