Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 260727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT JUL 26 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 25 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 77 4:16 PM 82 2021 74 3 76
MINIMUM 39 5:31 AM 29 2014 40 -1 49
AVERAGE 58 57 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.67 2017 0.05 -0.05 0.00
MONTH TO DATE 0.49 1.23 -0.74 0.41
SINCE JUN 1 1.14 3.61 -2.47 1.65
SINCE JAN 1 10.37 13.64 -3.27 13.85
DEGREE DAYS
HEATING
YESTERDAY 7 8 -1 2
MONTH TO DATE 189 246 -57 199
SINCE JUN 1 631 784 -153 628
SINCE JUL 1 189 246 -57 199
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 3.2
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 83 4:00 AM
LOWEST 12 4:00 PM
AVERAGE 48
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 82 2021
MINIMUM TEMPERATURE (F) 40 32 2014
SUNRISE AND SUNSET
JULY 26 2025..........SUNRISE 6:02 AM MDT SUNSET 8:54 PM MDT
JULY 27 2025..........SUNRISE 6:03 AM MDT SUNSET 8:52 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$