542
CDUS45 KRIW 170728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT JAN 17 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 16 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 32 2:08 PM 50 1999 29 3 38
MINIMUM 26 11:59 PM -30 2024 6 20 6
AVERAGE 29 17 12 22
PRECIPITATION (IN)
YESTERDAY 0.00 T 2012 0.01 -0.01 0.00
2012
2017
MONTH TO DATE T 0.07 -0.07 0.16
SINCE DEC 1 0.24 0.18 0.06 0.39
SINCE JAN 1 T 0.07 -0.07 0.16
DEGREE DAYS
HEATING
YESTERDAY 36 48 -12 43
MONTH TO DATE 508 768 -260 724
SINCE DEC 1 1500 2183 -683 1833
SINCE JUL 1 2873 3960 -1087 3228
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 41 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 24.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 43 12:00 AM
LOWEST 23 10:00 AM
AVERAGE 33
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 29 48 2020
MINIMUM TEMPERATURE (F) 6 -15 2017
SUNRISE AND SUNSET
JANUARY 17 2026.......SUNRISE 7:44 AM MST SUNSET 5:01 PM MST
JANUARY 18 2026.......SUNRISE 7:43 AM MST SUNSET 5:03 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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