075
CDUS45 KRIW 120732
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT MON MAY 12 2025
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MAY 11 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 89R 2:18 PM 85 2007 69 20 77
MINIMUM 49 5:48 AM 27 2015 42 7 40
AVERAGE 69 55 14 59
PRECIPITATION (IN)
YESTERDAY 0.40R 0.40 2005 0.04 0.36 0.00
MONTH TO DATE 0.49 0.36 0.13 0.97
SINCE MAR 1 1.41 1.11 0.30 2.24
SINCE JAN 1 1.62 1.38 0.24 2.29
DEGREE DAYS
HEATING
YESTERDAY 0 10 -10 6
MONTH TO DATE 53 133 -80 177
SINCE MAR 1 1333 1523 -190 1472
SINCE JUL 1 6818 7347 -529 6728
COOLING
YESTERDAY 4 0 4 0
MONTH TO DATE 7 0 7 0
SINCE MAR 1 7 1 6 0
SINCE JAN 1 7 1 6 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 61 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 9:00 PM
LOWEST 22 11:00 AM
AVERAGE 53
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 2001
2007
MINIMUM TEMPERATURE (F) 42 30 2004
2005
SUNRISE AND SUNSET
MAY 12 2025...........SUNRISE 5:48 AM MDT SUNSET 8:30 PM MDT
MAY 13 2025...........SUNRISE 5:47 AM MDT SUNSET 8:31 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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