686
CDUS45 KRIW 040045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT OCT 03 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 3 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 72 4:15 PM 86 2010 66 6 83
MINIMUM 45 5:54 AM 22 2009 36 9 42
AVERAGE 59 51 8 63
PRECIPITATION (IN)
TODAY 0.00 1.54 2013 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.14 -0.14 0.00
SINCE SEP 1 0.76 1.09 -0.33 2.55
SINCE JAN 1 7.10 9.92 -2.82 9.86
SNOWFALL (IN)
TODAY MM 0.2 MM 0.0
MONTH TO DATE 0.0 0.5 -0.5 0.0
SINCE SEP 1 0.0 2.0 -2.0 0.0
SINCE JUL 1 0.0 2.0 -2.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 6 14 -8 2
MONTH TO DATE 22 41 -19 15
SINCE SEP 1 130 255 -125 128
SINCE JUL 1 135 300 -165 138
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 45 30 15 17
SINCE JAN 1 638 442 196 467
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 8.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 56
LOWEST 25
AVERAGE 41
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 85 2024
MINIMUM TEMPERATURE (F) 35 22 1964
SUNRISE AND SUNSET
OCTOBER 3 2026.......SUNRISE 7:06 AM MDT SUNSET 6:43 PM MDT
OCTOBER 4 2026.......SUNRISE 7:07 AM MDT SUNSET 6:42 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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