635
CDUS45 KRIW 300726
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT TUE JUN 30 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 29 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 4:36 PM 105 2002 87 -16 84
MINIMUM 50 5:19 AM 47 2014 56 -6 59
2024
AVERAGE 61 71 -10 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.07 2020 0.01 -0.01 0.00
MONTH TO DATE 0.41 1.06 -0.65 0.46
SINCE JUN 1 0.41 1.06 -0.65 0.46
SINCE JAN 1 1.83 3.41 -1.58 3.17
DEGREE DAYS
HEATING
YESTERDAY 4 1 3 0
MONTH TO DATE 44 63 -19 46
SINCE JUN 1 44 63 -19 46
SINCE JUL 1 5803 7548 -1745 7015
COOLING
YESTERDAY 0 7 -7 7
MONTH TO DATE 70 115 -45 127
SINCE JUN 1 70 115 -45 127
SINCE JAN 1 116 139 -23 148
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 5:00 AM
LOWEST 18 11:00 AM
AVERAGE 36
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 104 2024
MINIMUM TEMPERATURE (F) 56 46 2017
SUNRISE AND SUNSET
JUNE 30 2026..........SUNRISE 5:31 AM MDT SUNSET 9:01 PM MDT
JULY 1 2026..........SUNRISE 5:31 AM MDT SUNSET 9:01 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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