375
CDUS45 KRIW 050728
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN APR 05 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 4 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 2:23 PM 52 2013 38 4 32
2024
MINIMUM 18 5:24 AM -5 2008 13 5 7
2010
AVERAGE 30 26 4 20
PRECIPITATION (IN)
YESTERDAY 0.00 0.85 2022 0.08 -0.08 0.00
MONTH TO DATE 0.45 0.31 0.14 0.18
SINCE MAR 1 1.56 2.21 -0.65 0.67
SINCE JAN 1 4.91 5.71 -0.80 4.37
DEGREE DAYS
HEATING
YESTERDAY 35 39 -4 45
MONTH TO DATE 140 158 -18 184
SINCE MAR 1 1199 1516 -317 328
SINCE JUL 1 8169 9720 -1551 7248
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 12 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 2.6
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 92 1:00 AM
LOWEST 43 1:00 PM
AVERAGE 68
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 52 2002
MINIMUM TEMPERATURE (F) 14 -14 2023
SUNRISE AND SUNSET
APRIL 5 2026.........SUNRISE 6:55 AM MDT SUNSET 7:54 PM MDT
APRIL 6 2026.........SUNRISE 6:53 AM MDT SUNSET 7:56 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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