247
CDUS45 KRIW 120728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN JUL 12 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 11 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 105R 4:33 PM 103 2024 91 14 80
MINIMUM 58 5:27 AM 52 2016 58 0 61
AVERAGE 82 74 8 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.16 2010 0.00 0.00 T
MONTH TO DATE 0.13 0.08 0.05 0.12
SINCE JUN 1 0.54 1.16 -0.62 0.58
SINCE JAN 1 1.96 3.51 -1.55 3.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 44 62 -18 46
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 17 10 7 6
MONTH TO DATE 119 93 26 114
SINCE JUN 1 189 215 -26 246
SINCE JAN 1 235 239 -4 267
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)
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 50 5:00 AM
LOWEST 8 3:00 PM
AVERAGE 29
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 107 2002
MINIMUM TEMPERATURE (F) 58 44 2008
SUNRISE AND SUNSET
JULY 12 2026..........SUNRISE 5:39 AM MDT SUNSET 8:56 PM MDT
JULY 13 2026..........SUNRISE 5:40 AM MDT SUNSET 8:56 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