204
CDUS45 KRIW 190732
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
132 AM MDT MON OCT 19 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 18 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 70 1:05 PM 78 2003 59 11 48
MINIMUM 43 11:57 PM 16 2006 30 13 30
AVERAGE 57 44 13
PRECIPITATION (IN)
YESTERDAY 0.00 0.35 1971 0.04 -0.04 0.14
MONTH TO DATE 0.84 0.78 0.06 1.46
SINCE SEP 1 1.60 1.73 -0.13 4.01
SINCE JAN 1 7.94 10.56 -2.62 11.32
SNOWFALL (IN)
YESTERDAY 0.0 2.3 1982 0.3 -0.3 0.3
MONTH TO DATE 0.0 3.7 -3.7 0.3
SINCE SEP 1 0.0 5.2 -5.2 0.3
SINCE JUL 1 0.0 5.2 -5.2 0.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 8 21 -13 26
MONTH TO DATE 167 310 -143 265
SINCE SEP 1 275 524 -249 378
SINCE JUL 1 280 569 -289 388
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE SEP 1 47 30 17 17
SINCE JAN 1 640 442 198 467
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 11.6
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 58 11:00 PM
LOWEST 20 1:00 PM
AVERAGE 39
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 79 2003
MINIMUM TEMPERATURE (F) 30 17 1949
SUNRISE AND SUNSET
OCTOBER 19 2026.......SUNRISE 7:24 AM MDT SUNSET 6:17 PM MDT
OCTOBER 20 2026.......SUNRISE 7:25 AM MDT SUNSET 6:15 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page