347
CDUS45 KRIW 190727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN OCT 19 2025
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 18 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 52 3:41 PM 79 2015 59 -7 50
MINIMUM 33 11:55 PM 22 2006 32 1 36
AVERAGE 43 46 -3 43
PRECIPITATION (IN)
YESTERDAY 0.02 0.15 2020 0.02 0.00 0.08
MONTH TO DATE 1.88 0.45 1.43 0.22
SINCE SEP 1 2.53 1.28 1.25 0.60
SINCE JAN 1 6.73 5.10 1.63 5.91
DEGREE DAYS
HEATING
YESTERDAY 22 19 3 22
MONTH TO DATE 253 278 -25 140
SINCE SEP 1 314 447 -133 210
SINCE JUL 1 314 466 -152 223
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 32 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 33 2:00 PM
AVERAGE 61
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 80 2003
MINIMUM TEMPERATURE (F) 32 22 1999
2002
SUNRISE AND SUNSET
OCTOBER 19 2025.......SUNRISE 7:33 AM MDT SUNSET 6:21 PM MDT
OCTOBER 20 2025.......SUNRISE 7:34 AM MDT SUNSET 6:19 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page