447
CDUS45 KRIW 050728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT SEP 05 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 4 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 93 4:16 PM 103 2022 83 10 79
MINIMUM 48 5:45 AM 38 2006 49 -1 52
AVERAGE 71 66 5 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.86 2023 0.02 -0.02 0.00
MONTH TO DATE T 0.08 -0.08 T
SINCE SEP 1 T 0.08 -0.08 T
SINCE JAN 1 2.34 3.90 -1.56 4.20
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 8 -8 0
SINCE SEP 1 0 8 -8 0
SINCE JUL 1 2 27 -25 0
COOLING
YESTERDAY 6 3 3 1
MONTH TO DATE 29 15 14 23
SINCE SEP 1 29 15 14 23
SINCE JAN 1 827 711 116 764
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.9
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 54 6:00 AM
LOWEST 9 2:00 PM
AVERAGE 32
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 2020
2022
MINIMUM TEMPERATURE (F) 49 40 2008
SUNRISE AND SUNSET
SEPTEMBER 5 2026.....SUNRISE 6:40 AM MDT SUNSET 7:41 PM MDT
SEPTEMBER 6 2026.....SUNRISE 6:41 AM MDT SUNSET 7:39 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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