068
CDUS45 KRIW 030726
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT SUN MAY 03 2026
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 2 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 57 5:11 PM 64 2023 46 11 56
MINIMUM 21 5:24 AM 5 2011 22 -1 19
AVERAGE 39 34 5 38
PRECIPITATION (IN)
YESTERDAY 0.00 0.13 2009 0.07 -0.07 0.00
MONTH TO DATE 0.00 0.13 -0.13 0.00
SINCE MAR 1 3.92 4.31 -0.39 3.08
SINCE JAN 1 7.27 7.81 -0.54 6.78
DEGREE DAYS
HEATING
YESTERDAY 26 31 -5 27
MONTH TO DATE 56 63 -7 57
SINCE MAR 1 2128 2509 -381 1252
SINCE JUL 1 9098 10713 -1615 8172
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 13 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.8
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 88 4:00 AM
LOWEST 16 3:00 PM
AVERAGE 52
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 59 2004
2015
2023
MINIMUM TEMPERATURE (F) 22 7 2019
SUNRISE AND SUNSET
MAY 3 2026...........SUNRISE 6:09 AM MDT SUNSET 8:29 PM MDT
MAY 4 2026...........SUNRISE 6:08 AM MDT SUNSET 8:30 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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