871
CDUS45 KRIW 110731
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT MON SEP 11 2023
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR SEPTEMBER 10 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 63 1:32 PM 75 2021 63 0 60
MINIMUM 35 5:13 AM 22 2007 32 3 23
AVERAGE 49 47 2 42
PRECIPITATION (IN)
YESTERDAY 0.01 0.24 2014 0.05 -0.04 0.00
MONTH TO DATE 1.20 0.50 0.70 0.15
SINCE SEP 1 1.20 0.50 0.70 0.15
SINCE JAN 1 19.23 15.76 3.47 18.16
DEGREE DAYS
HEATING
YESTERDAY 16 18 -2 23
MONTH TO DATE 142 163 -21 92
SINCE SEP 1 142 163 -21 92
SINCE JUL 1 675 805 -130 536
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 7 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 1.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 7:00 AM
LOWEST 45 1:00 PM
AVERAGE 69
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 73 2017
2022
MINIMUM TEMPERATURE (F) 31 22 2014
SUNRISE AND SUNSET
SEPTEMBER 11 2023.....SUNRISE 6:56 AM MDT SUNSET 7:40 PM MDT
SEPTEMBER 12 2023.....SUNRISE 6:57 AM MDT SUNSET 7:38 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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