442
CDUS45 KRIW 210045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN JUL 20 2025
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JULY 20 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 95 2:55 PM 99 2005 90 5 87
2012
MINIMUM 57 4:46 AM 43 1972 54 3 52
2015
AVERAGE 76 72 4 70
PRECIPITATION (IN)
TODAY 0.00 0.80 1990 0.04 -0.04 T
MONTH TO DATE 0.45 0.78 -0.33 0.41
SINCE JUN 1 0.98 2.12 -1.14 1.21
SINCE JAN 1 5.90 7.63 -1.73 6.47
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 5 9 -4 16
SINCE JUN 1 96 135 -39 70
SINCE JUL 1 5 9 -4 16
COOLING
TODAY 11 7 4 5
MONTH TO DATE 143 116 27 114
SINCE JUN 1 218 167 51 217
SINCE JAN 1 218 171 47 220
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 14.6
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 51
LOWEST 10
AVERAGE 31
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 100 1982
MINIMUM TEMPERATURE (F) 54 39 1949
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 5:45 AM MDT SUNSET 8:39 PM MDT
JULY 21 2025..........SUNRISE 5:46 AM MDT SUNSET 8:38 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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