422
CDUS45 KRIW 190729
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SUN JUL 19 2026
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 18 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 MM MM 104 2006 93 MM 92
2021
MINIMUM 68 MM 49 2005 59 9 62
AVERAGE MM 76 MM 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.16 2000 0.00 0.00 0.10
MONTH TO DATE 0.15 0.11 0.04 0.29
SINCE JUN 1 0.56 1.19 -0.63 0.75
SINCE JAN 1 1.98 3.54 -1.56 3.46
DEGREE DAYS
HEATING
YESTERDAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 44 62 -18 46
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY MM 11 MM 12
MONTH TO DATE 189 165 24 173
SINCE JUN 1 259 287 -28 305
SINCE JAN 1 305 311 -6 326
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WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.4
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 76 5:00 AM
LOWEST 29 4:00 PM
AVERAGE 53
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 93 107 2021
MINIMUM TEMPERATURE (F) 59 53 2000
2008
SUNRISE AND SUNSET
JULY 19 2026..........SUNRISE 5:46 AM MDT SUNSET 8:51 PM MDT
JULY 20 2026..........SUNRISE 5:47 AM MDT SUNSET 8:50 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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