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CDUS45 KRIW 020727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT WED SEP 02 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 1 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 88 3:31 PM 100 2022 84 4 92
MINIMUM 54 6:51 AM 40 2020 51 3 48
AVERAGE 71 67 4 70
PRECIPITATION (IN)
YESTERDAY 0.00 0.73 2008 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE SEP 1 0.00 0.02 -0.02 0.00
SINCE JAN 1 2.34 3.84 -1.50 4.20
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 2 -2 0
SINCE SEP 1 0 2 -2 0
SINCE JUL 1 2 21 -19 0
COOLING
YESTERDAY 6 4 2 5
MONTH TO DATE 6 4 2 5
SINCE SEP 1 6 4 2 5
SINCE JAN 1 804 700 104 746
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 4.0
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 48 7:00 AM
LOWEST 22 6:00 PM
AVERAGE 35
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 2024
MINIMUM TEMPERATURE (F) 50 37 2006
SUNRISE AND SUNSET
SEPTEMBER 2 2026.....SUNRISE 6:36 AM MDT SUNSET 7:47 PM MDT
SEPTEMBER 3 2026.....SUNRISE 6:37 AM MDT SUNSET 7:45 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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