Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 190727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST WED NOV 19 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR NOVEMBER 18 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 52 3:15 PM 68 2008 45 7 50
MINIMUM 36 9:38 PM -9 2022 21 15 24
AVERAGE 44 33 11
PRECIPITATION (IN)
YESTERDAY 0.02 0.68 1981 0.02 0.00 0.00
MONTH TO DATE 0.03 0.40 -0.37 0.12
SINCE SEP 1 4.14 2.54 1.60 1.87
SINCE JAN 1 11.45 11.37 0.08 8.85
SNOWFALL (IN)
YESTERDAY MM 6.7 2011 0.3 MM 0.0
MONTH TO DATE T 5.2 -5.2 T
SINCE SEP 1 1.3 13.7 -12.4 T
SINCE JUL 1 1.3 13.7 -12.4 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 21 32 -11 28
MONTH TO DATE 343 517 -174 508
SINCE SEP 1 998 1342 -344 1068
SINCE JUL 1 1008 1387 -379 1106
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 17 31 -14 63
SINCE JAN 1 467 443 24 538
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 12:00 AM
LOWEST 46 1:00 PM
AVERAGE 66
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 67 2007
MINIMUM TEMPERATURE (F) 21 -14 2011
SUNRISE AND SUNSET
NOVEMBER 19 2025......SUNRISE 7:04 AM MST SUNSET 4:39 PM MST
NOVEMBER 20 2025......SUNRISE 7:05 AM MST SUNSET 4:38 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$