787
CDUS45 KRIW 090727
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SAT SEP 09 2023
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR SEPTEMBER 8 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 68 1:40 PM 79 2021 64 4 72
MINIMUM 37 6:24 AM 21 2020 32 5 42
AVERAGE 53 48 5 57
PRECIPITATION (IN)
YESTERDAY 0.02 0.19 2003 0.06 -0.04 0.15
MONTH TO DATE 1.19 0.40 0.79 0.15
SINCE SEP 1 1.19 0.40 0.79 0.15
SINCE JAN 1 19.22 15.66 3.56 18.16
DEGREE DAYS
HEATING
YESTERDAY 12 17 -5 8
MONTH TO DATE 112 128 -16 44
SINCE SEP 1 112 128 -16 44
SINCE JUL 1 645 770 -125 488
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
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 8:00 AM
LOWEST 26 2:00 PM
AVERAGE 62
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 81 2021
MINIMUM TEMPERATURE (F) 32 18 2020
SUNRISE AND SUNSET
SEPTEMBER 9 2023.....SUNRISE 6:53 AM MDT SUNSET 7:44 PM MDT
SEPTEMBER 10 2023.....SUNRISE 6:55 AM MDT SUNSET 7:42 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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