Climatological Report (Daily)
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CDUS45 KRIW 130736
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
136 AM MDT MON OCT 13 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 12 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 56 4:36 PM 77 2024 62 -6 77
MINIMUM 37 11:39 PM 18 2009 35 2 46
AVERAGE 47 48 -1 62
PRECIPITATION (IN)
YESTERDAY T 0.12 2021 0.03 -0.03 0.00
MONTH TO DATE 1.14 0.33 0.81 0.00
SINCE SEP 1 1.79 1.16 0.63 0.38
SINCE JAN 1 5.99 4.98 1.01 5.69
DEGREE DAYS
HEATING
YESTERDAY 18 17 1 3
MONTH TO DATE 125 169 -44 75
SINCE SEP 1 186 338 -152 145
SINCE JUL 1 186 357 -171 158
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE SEP 1 50 46 4 91
SINCE JAN 1 791 742 49 832
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 11:00 PM
LOWEST 41 4:00 PM
AVERAGE 64
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 78 2015
MINIMUM TEMPERATURE (F) 35 21 2002
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 7:25 AM MDT SUNSET 6:31 PM MDT
OCTOBER 14 2025.......SUNRISE 7:27 AM MDT SUNSET 6:29 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$