890
CDUS45 KRIW 140727
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT WED OCT 14 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 13 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 57 1:22 PM 80 1958 61 -4 61
MINIMUM 40 4:52 AM 9 1969 32 8 24
AVERAGE 49 46 3
PRECIPITATION (IN)
YESTERDAY 0.07 0.56 1966 0.04 0.03 0.00
MONTH TO DATE 0.22 0.57 -0.35 0.69
SINCE SEP 1 0.98 1.52 -0.54 3.24
SINCE JAN 1 7.32 10.35 -3.03 10.55
SNOWFALL (IN)
YESTERDAY 0.0 4.1 2021 0.2 -0.2 0.0
MONTH TO DATE 0.0 2.5 -2.5 0.0
SINCE SEP 1 0.0 4.0 -4.0 0.0
SINCE JUL 1 0.0 4.0 -4.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 16 19 -3 22
MONTH TO DATE 86 210 -124 172
SINCE SEP 1 194 424 -230 285
SINCE JUL 1 199 469 -270 295
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
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WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 69 2:00 PM
AVERAGE 85
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 80 1958
MINIMUM TEMPERATURE (F) 31 9 1969
SUNRISE AND SUNSET
OCTOBER 14 2026.......SUNRISE 7:18 AM MDT SUNSET 6:25 PM MDT
OCTOBER 15 2026.......SUNRISE 7:19 AM MDT SUNSET 6:23 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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