485
CDUS45 KRIW 010744
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
144 AM MDT WED APR 01 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR MARCH 31 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 54 4:05 PM 81 2012 56 -2 50
MINIMUM 32 7:39 AM 16 2021 30 2 32
AVERAGE 43 43 0 41
PRECIPITATION (IN)
YESTERDAY 0.00 0.27 2024 0.01 -0.01 0.00
MONTH TO DATE 0.25 0.22 0.03 0.47
SINCE MAR 1 0.25 0.22 0.03 0.47
SINCE JAN 1 0.29 0.49 -0.20 0.68
DEGREE DAYS
HEATING
YESTERDAY 22 22 0 24
MONTH TO DATE 583 838 -255 732
SINCE MAR 1 583 838 -255 732
SINCE JUL 1 4971 6662 -1691 6217
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 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 9.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 AM
LOWEST 38 4:00 PM
AVERAGE 59
......................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 71 2012
MINIMUM TEMPERATURE (F) 30 17 2008
SUNRISE AND SUNSET
APRIL 1 2026.........SUNRISE 6:53 AM MDT SUNSET 7:40 PM MDT
APRIL 2 2026.........SUNRISE 6:51 AM MDT SUNSET 7:41 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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