858
CDUS45 KRIW 030727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU SEP 03 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 2 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 89 3:32 PM 99 2024 83 6 93
MINIMUM 56 5:08 AM 37 2006 50 6 54
AVERAGE 73 67 6 74
PRECIPITATION (IN)
YESTERDAY T 0.15 1999 0.02 -0.02 T
MONTH TO DATE T 0.04 -0.04 T
SINCE SEP 1 T 0.04 -0.04 T
SINCE JAN 1 2.34 3.86 -1.52 4.20
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 4 -4 0
SINCE SEP 1 0 4 -4 0
SINCE JUL 1 2 23 -21 0
COOLING
YESTERDAY 8 4 4 9
MONTH TO DATE 14 8 6 14
SINCE SEP 1 14 8 6 14
SINCE JAN 1 812 704 108 755
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 4:00 AM
LOWEST 15 3:00 PM
AVERAGE 39
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 2022
MINIMUM TEMPERATURE (F) 50 35 2006
SUNRISE AND SUNSET
SEPTEMBER 3 2026.....SUNRISE 6:37 AM MDT SUNSET 7:45 PM MDT
SEPTEMBER 4 2026.....SUNRISE 6:39 AM MDT SUNSET 7:43 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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