489
CDUS45 KRIW 110728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT APR 11 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR APRIL 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 71 4:20 PM 74 2012 58 13 69
MINIMUM 29 6:00 AM 14 2013 32 -3 32
AVERAGE 50 45 5 51
PRECIPITATION (IN)
YESTERDAY 0.00 0.62 2011 0.01 -0.01 0.00
MONTH TO DATE 0.60 0.12 0.48 T
SINCE MAR 1 0.85 0.34 0.51 0.47
SINCE JAN 1 0.89 0.61 0.28 0.68
DEGREE DAYS
HEATING
YESTERDAY 15 20 -5 14
MONTH TO DATE 180 208 -28 209
SINCE MAR 1 763 1048 -285 941
SINCE JUL 1 5151 6872 -1721 6426
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.1
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 89 6:00 AM
LOWEST 20 4:00 PM
AVERAGE 55
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 83 2012
MINIMUM TEMPERATURE (F) 32 23 1999
SUNRISE AND SUNSET
APRIL 11 2026.........SUNRISE 6:35 AM MDT SUNSET 7:52 PM MDT
APRIL 12 2026.........SUNRISE 6:33 AM MDT SUNSET 7:54 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page