Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 310727
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU JUL 31 2025
...................................
...THE GREYBULL WY CLIMATE SUMMARY FOR JULY 30 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 86 2:01 PM 101 2000 93 -7 92
MINIMUM 61 11:52 PM 45 2009 59 2 56
AVERAGE 74 76 -2 74
PRECIPITATION (IN)
YESTERDAY 0.28R 0.17 2019 0.01 0.27 T
MONTH TO DATE 0.86 0.16 0.70 1.09
SINCE JUN 1 1.32 1.24 0.08 1.49
SINCE JAN 1 4.03 3.59 0.44 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 9 11 -2 9
MONTH TO DATE 301 297 4 304
SINCE JUN 1 433 419 14 478
SINCE JAN 1 454 443 11 478
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 49 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 5:00 AM
LOWEST 30 4:00 PM
AVERAGE 57
..........................................................
THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 101 2000
2012
MINIMUM TEMPERATURE (F) 59 49 2009
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 5:58 AM MDT SUNSET 8:38 PM MDT
AUGUST 1 2025........SUNRISE 6:00 AM MDT SUNSET 8:37 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$