019
CDUS45 KRIW 070727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT TUE APR 07 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR APRIL 6 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 59 3:34 PM 75 2004 58 1 65
MINIMUM 37 6:34 AM 18 2009 31 6 22
2018
AVERAGE 48 44 4 44
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 2024 0.01 -0.01 0.00
MONTH TO DATE 0.60 0.06 0.54 T
SINCE MAR 1 0.85 0.28 0.57 0.47
SINCE JAN 1 0.89 0.55 0.34 0.68
DEGREE DAYS
HEATING
YESTERDAY 17 21 -4 21
MONTH TO DATE 119 128 -9 156
SINCE MAR 1 702 968 -266 888
SINCE JUL 1 5090 6792 -1702 6373
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.1
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 85 5:00 AM
LOWEST 42 5:00 PM
AVERAGE 64
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 78 2005
MINIMUM TEMPERATURE (F) 31 16 2018
SUNRISE AND SUNSET
APRIL 7 2026.........SUNRISE 6:42 AM MDT SUNSET 7:47 PM MDT
APRIL 8 2026.........SUNRISE 6:40 AM MDT SUNSET 7:49 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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