287
CDUS45 KRIW 110727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST SUN JAN 11 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 10 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 42 2:20 PM 52 2007 29 13 30
MINIMUM 10 8:06 AM -8 2011 6 4 0
AVERAGE 26 17 9 15
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 2017 0.00 0.00 0.00
MONTH TO DATE T 0.04 -0.04 0.16
SINCE DEC 1 0.24 0.15 0.09 0.39
SINCE JAN 1 T 0.04 -0.04 0.16
DEGREE DAYS
HEATING
YESTERDAY 39 48 -9 50
MONTH TO DATE 324 480 -156 477
SINCE DEC 1 1316 1895 -579 1586
SINCE JUL 1 2689 3672 -983 2981
COOLING
YESTERDAY 0 0 0 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 10 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 3.8
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 84 3:00 AM
LOWEST 29 2:00 PM
AVERAGE 57
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 29 50 2006
2014
MINIMUM TEMPERATURE (F) 6 -19 2011
SUNRISE AND SUNSET
JANUARY 11 2026.......SUNRISE 7:47 AM MST SUNSET 4:54 PM MST
JANUARY 12 2026.......SUNRISE 7:47 AM MST SUNSET 4:55 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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