213
CDUS45 KRIW 290729
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT FRI MAY 29 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 28 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 92 3:43 PM 96 2014 75 17 79
MINIMUM 58 5:23 AM 39 2012 48 10 57
AVERAGE 75 61 14 68
PRECIPITATION (IN)
YESTERDAY 0.00 0.67 2018 0.05 -0.05 0.01
MONTH TO DATE 0.34 1.17 -0.83 1.58
SINCE MAR 1 1.24 1.92 -0.68 2.50
SINCE JAN 1 1.28 2.19 -0.91 2.71
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 0
MONTH TO DATE 245 258 -13 204
SINCE MAR 1 1364 1648 -284 1484
SINCE JUL 1 5752 7472 -1720 6969
COOLING
YESTERDAY 10 1 9 3
MONTH TO DATE 36 14 22 13
SINCE MAR 1 36 15 21 13
SINCE JAN 1 36 15 21 13
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 7.6
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 55 5:00 AM
LOWEST 13 6:00 PM
AVERAGE 34
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 98 2003
MINIMUM TEMPERATURE (F) 48 38 2012
SUNRISE AND SUNSET
MAY 29 2026...........SUNRISE 5:32 AM MDT SUNSET 8:48 PM MDT
MAY 30 2026...........SUNRISE 5:32 AM MDT SUNSET 8:49 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