Climatological Report (Daily)
Issued by NWS
Issued by NWS
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097
CDUS45 KRIW 210737
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1237 AM MST FRI FEB 21 2025
...................................
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR FEBRUARY 20 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 MM MM 36 2024 27 MM 36
MINIMUM MM MM -33 2018 1 MM 23
AVERAGE MM 14 MM 30
PRECIPITATION (IN)
YESTERDAY MM 0.55 2017 0.06 MM 0.02
MONTH TO DATE 2.16 1.25 0.91 1.76
SINCE DEC 1 5.03 5.40 -0.37 4.11
SINCE JAN 1 3.70 3.05 0.65 2.94
DEGREE DAYS
HEATING
YESTERDAY MM 51 MM 35
MONTH TO DATE 693 1045 -352 944
SINCE DEC 1 3813 4300 -487 3983
SINCE JUL 1 6920 7807 -887 7057
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 28 38 2012
MINIMUM TEMPERATURE (F) 1 -26 2018
SUNRISE AND SUNSET
FEBRUARY 21 2025......SUNRISE 7:12 AM MST SUNSET 5:59 PM MST
FEBRUARY 22 2025......SUNRISE 7:10 AM MST SUNSET 6:01 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$