Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 150728
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SAT NOV 15 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR NOVEMBER 14 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 64 3:42 PM 65 1999 44 20 56
MINIMUM 35 4:45 AM -11 2000 20 15 23
AVERAGE 50 32 18 40
PRECIPITATION (IN)
YESTERDAY 0.00 0.08 2010 0.01 -0.01 0.00
2010
2014
MONTH TO DATE 0.02 0.10 -0.08 0.12
SINCE SEP 1 2.56 1.53 1.03 0.88
SINCE JAN 1 6.76 5.35 1.41 6.19
DEGREE DAYS
HEATING
YESTERDAY 15 33 -18 25
MONTH TO DATE 310 413 -103 382
SINCE SEP 1 903 1157 -254 827
SINCE JUL 1 903 1176 -273 840
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 50 48 2 91
SINCE JAN 1 791 744 47 832
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 7:00 AM
LOWEST 35 3:00 PM
AVERAGE 53
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 66 2016
MINIMUM TEMPERATURE (F) 19 -21 2014
SUNRISE AND SUNSET
NOVEMBER 15 2025......SUNRISE 7:09 AM MST SUNSET 4:44 PM MST
NOVEMBER 16 2025......SUNRISE 7:10 AM MST SUNSET 4:43 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$