Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 210727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT JUN 21 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 20 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 70 2:57 PM 79 2007 63 7 69
MINIMUM 43 5:32 AM 27 2002 34 9 27
2024
AVERAGE 57 48 9 48
PRECIPITATION (IN)
YESTERDAY 0.13 0.38 2009 0.07 0.06 0.00
MONTH TO DATE 0.28 1.78 -1.50 0.73
SINCE JUN 1 0.28 1.78 -1.50 0.73
SINCE JAN 1 9.51 11.81 -2.30 12.93
DEGREE DAYS
HEATING
YESTERDAY 8 17 -9 17
MONTH TO DATE 275 390 -115 328
SINCE JUN 1 275 390 -115 328
SINCE JUL 1 9107 11863 -2756 10730
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 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 9:00 AM
LOWEST 32 3:00 PM
AVERAGE 61
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 75 2007
2008
2021
MINIMUM TEMPERATURE (F) 34 26 2019
SUNRISE AND SUNSET
JUNE 21 2025..........SUNRISE 5:37 AM MDT SUNSET 9:10 PM MDT
JUNE 22 2025..........SUNRISE 5:37 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.
$$