659
CDUS45 KRIW 210733
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT WED MAY 21 2025
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 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 65 2:42 PM 90 2002 72 -7 63
MINIMUM 46 11:59 PM 29 2003 45 1 42
AVERAGE 56 59 -3 53
PRECIPITATION (IN)
YESTERDAY 0.03 0.42 2010 0.05 -0.02 0.05
MONTH TO DATE 1.52 0.77 0.75 1.52
SINCE MAR 1 2.44 1.52 0.92 2.79
SINCE JAN 1 2.65 1.79 0.86 2.84
DEGREE DAYS
HEATING
YESTERDAY 9 7 2 12
MONTH TO DATE 168 210 -42 227
SINCE MAR 1 1448 1600 -152 1522
SINCE JUL 1 6933 7424 -491 6778
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 9 6 3 0
SINCE MAR 1 9 7 2 0
SINCE JAN 1 9 7 2 0
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WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 29 2:00 PM
AVERAGE 59
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 88 2023
MINIMUM TEMPERATURE (F) 46 31 2001
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 5:38 AM MDT SUNSET 8:40 PM MDT
MAY 22 2025...........SUNRISE 5:37 AM MDT SUNSET 8:41 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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