339
CDUS45 KRIW 030729
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST SAT JAN 03 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 2 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 51R 2:56 PM 49 2006 29 22 30
MINIMUM 28 11:49 PM -20 2018 6 22 13
AVERAGE 40 17 23 22
PRECIPITATION (IN)
YESTERDAY T R T 2001 0.01 -0.01 0.01
2017
2020
MONTH TO DATE T 0.01 -0.01 0.01
SINCE DEC 1 0.24 0.12 0.12 0.24
SINCE JAN 1 T 0.01 -0.01 0.01
DEGREE DAYS
HEATING
YESTERDAY 25 48 -23 43
MONTH TO DATE 60 96 -36 88
SINCE DEC 1 1052 1511 -459 1197
SINCE JUL 1 2425 3288 -863 2592
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 S (170)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 11:00 PM
LOWEST 46 3:00 PM
AVERAGE 66
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 29 48 2012
MINIMUM TEMPERATURE (F) 6 -15 2017
SUNRISE AND SUNSET
JANUARY 3 2026.......SUNRISE 7:49 AM MST SUNSET 4:45 PM MST
JANUARY 4 2026.......SUNRISE 7:49 AM MST SUNSET 4:46 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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