Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 170737
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
137 AM MDT TUE JUN 17 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 16 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 71 4:24 PM 75 2021 61 10 56
MINIMUM 34 5:17 AM 26 2001 33 1 34
AVERAGE 53 47 6 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.66 2018 0.08 -0.08 0.00
MONTH TO DATE 0.10 1.49 -1.39 0.68
SINCE JUN 1 0.10 1.49 -1.39 0.68
SINCE JAN 1 9.33 11.52 -2.19 12.88
DEGREE DAYS
HEATING
YESTERDAY 12 18 -6 20
MONTH TO DATE 234 321 -87 232
SINCE JUN 1 234 321 -87 232
SINCE JUL 1 9066 11794 -2728 10634
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 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 26 HIGHEST GUST DIRECTION S (180)
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 72 4:00 AM
LOWEST 13 5:00 PM
AVERAGE 43
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 77 2022
MINIMUM TEMPERATURE (F) 33 25 2004
SUNRISE AND SUNSET
JUNE 17 2025..........SUNRISE 5:36 AM MDT SUNSET 9:09 PM MDT
JUNE 18 2025..........SUNRISE 5:36 AM MDT SUNSET 9:10 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$