Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 030727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT FRI OCT 03 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 2 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 63 1:51 PM 74 2010 52 11 63
MINIMUM 34 5:41 AM 16 2009 26 8 26
AVERAGE 49 39 10 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.57 2006 0.06 -0.06 0.00
MONTH TO DATE 0.03 0.11 -0.08 0.00
SINCE SEP 1 1.49 1.68 -0.19 1.43
SINCE JAN 1 13.20 16.94 -3.74 16.62
DEGREE DAYS
HEATING
YESTERDAY 16 26 -10 20
MONTH TO DATE 37 51 -14 42
SINCE SEP 1 521 639 -118 521
SINCE JUL 1 1037 1281 -244 1098
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 9 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 1.6
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 2:00 AM
LOWEST 36 1:00 PM
AVERAGE 66
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 71 2010
MINIMUM TEMPERATURE (F) 26 16 2019
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 7:22 AM MDT SUNSET 6:58 PM MDT
OCTOBER 4 2025.......SUNRISE 7:24 AM MDT SUNSET 6:56 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$