Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 140739
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
139 AM MDT TUE OCT 14 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 13 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 47 4:16 PM 65 2024 47 0 65
MINIMUM 20 7:08 AM 13 2008 23 -3 25
2018
AVERAGE 34 35 -1 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 2013 0.06 -0.06 0.00
MONTH TO DATE 1.88 0.73 1.15 0.00
SINCE SEP 1 3.34 2.30 1.04 1.43
SINCE JAN 1 15.05 17.56 -2.51 16.62
DEGREE DAYS
HEATING
YESTERDAY 31 30 1 20
MONTH TO DATE 324 359 -35 254
SINCE SEP 1 808 947 -139 733
SINCE JUL 1 1324 1589 -265 1310
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 6 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 1.1
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 100 8:00 PM
LOWEST 53 4:00 PM
AVERAGE 77
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 67 2024
MINIMUM TEMPERATURE (F) 23 1 2018
SUNRISE AND SUNSET
OCTOBER 14 2025.......SUNRISE 7:36 AM MDT SUNSET 6:38 PM MDT
OCTOBER 15 2025.......SUNRISE 7:37 AM MDT SUNSET 6:37 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$