194
CDUS45 KRIW 180728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST MON DEC 18 2023
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 17 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 43 3:07 PM 51 1998 30 13 26
MINIMUM 14 11:38 PM -23 2016 7 7 7
AVERAGE 29 19 10 17
PRECIPITATION (IN)
YESTERDAY 0.00 T 2017 0.00 0.00 0.00
2020
2021
MONTH TO DATE T 0.06 -0.06 0.03
SINCE DEC 1 T 0.06 -0.06 0.03
SINCE JAN 1 8.68 5.50 3.18 5.90
DEGREE DAYS
HEATING
YESTERDAY 36 46 -10 48
MONTH TO DATE 629 753 -124 786
SINCE DEC 1 629 753 -124 786
SINCE JUL 1 2234 2530 -296 2718
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 702 744 -42 943
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 2:00 AM
LOWEST 43 3:00 PM
AVERAGE 66
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 48 1999
MINIMUM TEMPERATURE (F) 7 -25 2016
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 7:44 AM MST SUNSET 4:34 PM MST
DECEMBER 19 2023......SUNRISE 7:44 AM MST SUNSET 4:34 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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