Climatological Report (Daily)
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CDUS45 KRIW 210732
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT MON JUL 21 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR JULY 20 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 93 4:36 PM 103 2016 93 0 95
MINIMUM 56 4:51 AM 52 2008 59 -3 60
AVERAGE 75 76 -1 78
PRECIPITATION (IN)
YESTERDAY 0.00 T 2008 0.00 0.00 0.11
2014
2023
MONTH TO DATE 0.32 0.12 0.20 1.09
SINCE JUN 1 0.78 1.20 -0.42 1.49
SINCE JAN 1 3.49 3.55 -0.06 4.72
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 4
SINCE JUN 1 46 62 -16 33
SINCE JUL 1 0 0 0 4
COOLING
YESTERDAY 10 11 -1 13
MONTH TO DATE 195 187 8 192
SINCE JUN 1 327 309 18 366
SINCE JAN 1 348 333 15 366
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 5:00 AM
LOWEST 16 2:00 PM
AVERAGE 44
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 93 105 2007
MINIMUM TEMPERATURE (F) 59 53 2000
2011
SUNRISE AND SUNSET
JULY 21 2025..........SUNRISE 5:48 AM MDT SUNSET 8:49 PM MDT
JULY 22 2025..........SUNRISE 5:49 AM MDT SUNSET 8:48 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$