Climatological Report (Daily)
Issued by NWS
Issued by NWS
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063
CDUS45 KRIW 190727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST WED NOV 19 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR NOVEMBER 18 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 38 3:59 PM 51 2008 31 7 27
MINIMUM 31 11:59 PM -21 2022 10 21 -1
AVERAGE 35 20 15 13
PRECIPITATION (IN)
YESTERDAY 0.04 0.36 2012 0.07 -0.03 0.21
MONTH TO DATE 0.67 1.24 -0.57 0.74
SINCE SEP 1 5.61 4.66 0.95 2.77
SINCE JAN 1 17.32 19.92 -2.60 17.96
DEGREE DAYS
HEATING
YESTERDAY 30 45 -15 52
MONTH TO DATE 554 740 -186 754
SINCE SEP 1 1947 2300 -353 1975
SINCE JUL 1 2463 2942 -479 2552
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 W (260)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 0.2
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 96 9:00 AM
LOWEST 73 12:00 PM
AVERAGE 85
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 47 2008
MINIMUM TEMPERATURE (F) 10 -12 2022
SUNRISE AND SUNSET
NOVEMBER 19 2025......SUNRISE 7:24 AM MST SUNSET 4:50 PM MST
NOVEMBER 20 2025......SUNRISE 7:25 AM MST SUNSET 4:49 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$