Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 200728
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SUN APR 20 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR APRIL 19 2025...
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)
YESTERDAY
MAXIMUM 45 4:47 PM 81 1962 57 -12 42
MINIMUM 16 2:30 AM -4 1966 28 -12 25
AVERAGE 31 43 -12
PRECIPITATION (IN)
YESTERDAY 0.00 1.18 1974 0.04 -0.04 0.00
MONTH TO DATE 0.76 0.81 -0.05 1.05
SINCE MAR 1 2.09 1.65 0.44 1.62
SINCE JAN 1 2.81 2.70 0.11 2.65
SNOWFALL (IN)
YESTERDAY 0.0 16.5 1973 0.3 -0.3 0.0
MONTH TO DATE 7.7 7.3 0.4 6.6
SINCE MAR 1 15.7 17.6 -1.9 9.3
SINCE JUL 1 26.2 65.9 -39.7 38.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 34 22 12 31
MONTH TO DATE 473 454 19 420
SINCE MAR 1 1322 1361 -39 1313
SINCE JUL 1 6337 6723 -386 6268
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 13.9
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 96 1:00 AM
LOWEST 47 2:00 PM
AVERAGE 72
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 81 1962
1980
1989
MINIMUM TEMPERATURE (F) 29 -2 1966
SUNRISE AND SUNSET
APRIL 20 2025.........SUNRISE 6:16 AM MDT SUNSET 7:55 PM MDT
APRIL 21 2025.........SUNRISE 6:14 AM MDT SUNSET 7:56 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$