Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 210729
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SAT SEP 21 2024
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR SEPTEMBER 20 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 58 4:12 PM 69 2012 59 -1 59
2016
MINIMUM 29 6:45 AM 20 2000 29 0 29
AVERAGE 44 44 0 44
PRECIPITATION (IN)
YESTERDAY 0.00 0.60 2019 0.06 -0.06 0.40
MONTH TO DATE 1.43 1.02 0.41 2.28
SINCE SEP 1 1.43 1.02 0.41 2.28
SINCE JAN 1 16.62 16.28 0.34 20.31
DEGREE DAYS
HEATING
YESTERDAY 21 21 0 21
MONTH TO DATE 313 358 -45 285
SINCE SEP 1 313 358 -45 285
SINCE JUL 1 890 1000 -110 818
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 3.1
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 96 5:00 AM
LOWEST 37 3:00 PM
AVERAGE 67
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 69 2001
2012
MINIMUM TEMPERATURE (F) 29 22 2004
2021
SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE 7:08 AM MDT SUNSET 7:20 PM MDT
SEPTEMBER 22 2024.....SUNRISE 7:10 AM MDT SUNSET 7:18 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$