Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 080730
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT FRI AUG 08 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 7 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 71 2:06 PM 80 2003 73 -2 74
MINIMUM 39 5:24 AM 33 2017 39 0 44
AVERAGE 55 56 -1 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.15 2023 0.04 -0.04 0.05
MONTH TO DATE 0.01 0.30 -0.29 0.10
SINCE JUN 1 1.40 4.19 -2.79 1.84
SINCE JAN 1 10.63 14.22 -3.59 14.04
DEGREE DAYS
HEATING
YESTERDAY 10 9 1 6
MONTH TO DATE 62 61 1 35
SINCE JUN 1 735 895 -160 726
SINCE JUL 1 293 357 -64 297
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 0 1 0
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.6
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 70 5:00 AM
LOWEST 20 5:00 PM
AVERAGE 45
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 82 2012
MINIMUM TEMPERATURE (F) 39 31 2004
SUNRISE AND SUNSET
AUGUST 8 2025........SUNRISE 6:17 AM MDT SUNSET 8:37 PM MDT
AUGUST 9 2025........SUNRISE 6:18 AM MDT SUNSET 8:36 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$