503
CDUS45 KRIW 050730
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT MON OCT 05 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 4 2026
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)
YESTERDAY
MAXIMUM 82 3:39 PM 85 2024 66 16 56
MINIMUM 33 5:44 AM 22 1964 35 -2 42
AVERAGE 58 50 8
PRECIPITATION (IN)
YESTERDAY 0.00 0.86 1998 0.05 -0.05 0.10
MONTH TO DATE 0.00 0.19 -0.19 0.10
SINCE SEP 1 0.76 1.14 -0.38 2.65
SINCE JAN 1 7.10 9.97 -2.87 9.96
SNOWFALL (IN)
YESTERDAY 0.0 12.4 2013 0.2 -0.2 0.0
MONTH TO DATE 0.0 0.7 -0.7 0.0
SINCE SEP 1 0.0 2.2 -2.2 0.0
SINCE JUL 1 0.0 2.2 -2.2 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 7 15 -8 16
MONTH TO DATE 31 56 -25 31
SINCE SEP 1 139 270 -131 144
SINCE JUL 1 144 315 -171 154
COOLING
YESTERDAY 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 20 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.0
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 85 5:00 AM
LOWEST 10 5:00 PM
AVERAGE 48
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 87 1993
MINIMUM TEMPERATURE (F) 35 19 1964
2013
SUNRISE AND SUNSET
OCTOBER 5 2026.......SUNRISE 7:08 AM MDT SUNSET 6:40 PM MDT
OCTOBER 6 2026.......SUNRISE 7:09 AM MDT SUNSET 6:38 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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