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CDUS45 KRIW 280734
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT FRI AUG 28 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 27 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 94 1:51 PM 99 2011 86 8 84
MINIMUM 55 5:52 AM 42 2005 53 2 63
AVERAGE 75 69 6 74
PRECIPITATION (IN)
YESTERDAY 0.00 T 2010 0.01 -0.01 0.00
2010
2013
MONTH TO DATE 0.17 0.18 -0.01 0.12
SINCE JUN 1 0.91 1.42 -0.51 1.44
SINCE JAN 1 2.33 3.77 -1.44 4.15
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 6 -5 0
SINCE JUN 1 45 72 -27 46
SINCE JUL 1 1 10 -9 0
COOLING
YESTERDAY 10 5 5 9
MONTH TO DATE 237 222 15 257
SINCE JUN 1 737 653 84 697
SINCE JAN 1 783 677 106 718
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WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 6:00 AM
LOWEST 16 3:00 PM
AVERAGE 42
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 98 2012
MINIMUM TEMPERATURE (F) 52 42 2004
SUNRISE AND SUNSET
AUGUST 28 2026........SUNRISE 6:30 AM MDT SUNSET 7:56 PM MDT
AUGUST 29 2026........SUNRISE 6:32 AM MDT SUNSET 7:54 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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