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CDUS45 KRIW 130726
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT SUN JUL 13 2025
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..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 12 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 76 4:41 PM 85 2002 72 4 81
MINIMUM 35 5:06 AM 27 2008 39 -4 42
AVERAGE 56 55 1 62
PRECIPITATION (IN)
YESTERDAY 0.00 1.32 2007 0.05 -0.05 0.00
MONTH TO DATE 0.13 0.58 -0.45 0.12
SINCE JUN 1 0.78 2.96 -2.18 1.36
SINCE JAN 1 10.01 12.99 -2.98 13.56
DEGREE DAYS
HEATING
YESTERDAY 9 10 -1 3
MONTH TO DATE 104 135 -31 135
SINCE JUN 1 546 673 -127 564
SINCE JUL 1 104 135 -31 135
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)
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 79 6:00 AM
LOWEST 16 12:00 PM
AVERAGE 48
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 85 2005
MINIMUM TEMPERATURE (F) 39 30 2016
SUNRISE AND SUNSET
JULY 13 2025..........SUNRISE 5:50 AM MDT SUNSET 9:05 PM MDT
JULY 14 2025..........SUNRISE 5:50 AM MDT SUNSET 9:04 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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