Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 080741
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
141 AM MDT WED OCT 08 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 7 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 52 4:30 PM 66 2020 50 2 64
MINIMUM 23 7:03 AM 11 2000 25 -2 26
AVERAGE 38 37 1 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.37 2006 0.05 -0.05 0.00
MONTH TO DATE 0.96 0.38 0.58 0.00
SINCE SEP 1 2.42 1.95 0.47 1.43
SINCE JAN 1 14.13 17.21 -3.08 16.62
DEGREE DAYS
HEATING
YESTERDAY 27 28 -1 20
MONTH TO DATE 173 185 -12 143
SINCE SEP 1 657 773 -116 622
SINCE JUL 1 1173 1415 -242 1199
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 1.7
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 96 12:00 AM
LOWEST 48 5:00 PM
AVERAGE 72
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 65 2020
2024
MINIMUM TEMPERATURE (F) 25 7 2009
SUNRISE AND SUNSET
OCTOBER 8 2025.......SUNRISE 7:29 AM MDT SUNSET 6:49 PM MDT
OCTOBER 9 2025.......SUNRISE 7:30 AM MDT SUNSET 6:47 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$