457
CDUS45 KRIW 280728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST WED JAN 28 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 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 40 3:56 PM 45 2006 29 11 31
MINIMUM 4 4:49 AM -37 2009 7 -3 -5
AVERAGE 22 18 4 13
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 2023 0.01 -0.01 0.00
MONTH TO DATE T 0.13 -0.13 0.16
SINCE DEC 1 0.24 0.24 0.00 0.39
SINCE JAN 1 T 0.13 -0.13 0.16
DEGREE DAYS
HEATING
YESTERDAY 43 47 -4 52
MONTH TO DATE 1043 1291 -248 1298
SINCE DEC 1 2035 2706 -671 2407
SINCE JUL 1 3408 4483 -1075 3802
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 9 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 3.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 6:00 AM
LOWEST 30 4:00 PM
AVERAGE 57
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 29 51 2021
2024
MINIMUM TEMPERATURE (F) 7 -10 2001
SUNRISE AND SUNSET
JANUARY 28 2026.......SUNRISE 7:35 AM MST SUNSET 5:16 PM MST
JANUARY 29 2026.......SUNRISE 7:34 AM MST SUNSET 5:17 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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