Climatological Report (Daily)
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751
CDUS45 KRIW 010045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT OCT 31 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 31 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 65 2:41 PM 70 2008 53 12 50
2014
MINIMUM 30 12:15 AM 2 1972 26 4 18
AVERAGE 48 40 8 34
PRECIPITATION (IN)
TODAY T 0.31 2000 0.03 -0.03 0.00
MONTH TO DATE 0.84 1.19 -0.35 1.56
SINCE SEP 1 1.60 2.14 -0.54 4.11
SINCE JAN 1 7.94 10.97 -3.03 11.42
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE 0.0 7.0 -7.0 1.3
SINCE SEP 1 0.0 8.5 -8.5 1.3
SINCE JUL 1 0.0 8.5 -8.5 1.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 17 25 -8 31
MONTH TO DATE 374 613 -239 542
SINCE SEP 1 482 827 -345 655
SINCE JUL 1 487 872 -385 665
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 1 1 0
SINCE SEP 1 47 31 16 17
SINCE JAN 1 640 443 197 467
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 14.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 34
AVERAGE 67
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 72 2014
MINIMUM TEMPERATURE (F) 26 -4 1991
SUNRISE AND SUNSET
OCTOBER 31 2026.......SUNRISE 7:39 AM MDT SUNSET 5:59 PM MDT
NOVEMBER 1 2026......SUNRISE 7:40 AM MDT SUNSET 5:58 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$