Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 200727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN JUL 20 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR JULY 19 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 94 2:13 PM 107 2021 93 1 96
MINIMUM 59 5:08 AM 53 2000 59 0 64
2008
AVERAGE 77 76 1 80
PRECIPITATION (IN)
YESTERDAY 0.03 0.12 2009 0.01 0.02 T
MONTH TO DATE 0.32 0.12 0.20 0.98
SINCE JUN 1 0.78 1.20 -0.42 1.38
SINCE JAN 1 3.49 3.55 -0.06 4.61
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 12 11 1 15
MONTH TO DATE 185 176 9 179
SINCE JUN 1 317 298 19 353
SINCE JAN 1 338 322 16 353
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.0
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 78 6:00 AM
LOWEST 17 3:00 PM
AVERAGE 48
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 93 103 2016
MINIMUM TEMPERATURE (F) 59 52 2008
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 5:47 AM MDT SUNSET 8:50 PM MDT
JULY 21 2025..........SUNRISE 5:48 AM MDT SUNSET 8:49 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$