279
CDUS45 KRIW 250726
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT MON MAY 25 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 24 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 4:32 PM 88 2017 73 11 69
MINIMUM 42 5:09 AM 27 2002 47 -5 51
AVERAGE 63 60 3 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.75 2010 0.05 -0.05 T
MONTH TO DATE 0.34 0.97 -0.63 1.57
SINCE MAR 1 1.24 1.72 -0.48 2.49
SINCE JAN 1 1.28 1.99 -0.71 2.70
DEGREE DAYS
HEATING
YESTERDAY 2 6 -4 5
MONTH TO DATE 245 236 9 197
SINCE MAR 1 1364 1626 -262 1477
SINCE JUL 1 5752 7450 -1698 6962
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 10 10 0 9
SINCE MAR 1 10 11 -1 9
SINCE JAN 1 10 11 -1 9
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 7.7
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 67 5:00 AM
LOWEST 13 12:00 PM
AVERAGE 40
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2003
MINIMUM TEMPERATURE (F) 47 35 2002
SUNRISE AND SUNSET
MAY 25 2026...........SUNRISE 5:35 AM MDT SUNSET 8:44 PM MDT
MAY 26 2026...........SUNRISE 5:34 AM MDT SUNSET 8:45 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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