378
CDUS45 KRIW 240731
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SUN MAY 24 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 23 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 78 MM 86 2014 73 5 74
2023
MINIMUM 40 MM 33 2002 46 -6 46
AVERAGE 59 60 -1 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.73 2006 0.05 -0.05 0.00
MONTH TO DATE 0.34 0.92 -0.58 1.57
SINCE MAR 1 1.24 1.67 -0.43 2.49
SINCE JAN 1 1.28 1.94 -0.66 2.70
DEGREE DAYS
HEATING
YESTERDAY 6 6 0 5
MONTH TO DATE 243 230 13 192
SINCE MAR 1 1362 1620 -258 1472
SINCE JUL 1 5750 7444 -1694 6957
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 10 9 1 9
SINCE MAR 1 10 10 0 9
SINCE JAN 1 10 10 0 9
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WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 6:00 AM
LOWEST 15 4:00 PM
AVERAGE 46
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 2017
MINIMUM TEMPERATURE (F) 47 27 2002
SUNRISE AND SUNSET
MAY 24 2026...........SUNRISE 5:36 AM MDT SUNSET 8:43 PM MDT
MAY 25 2026...........SUNRISE 5:35 AM MDT SUNSET 8:44 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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