606
CXUS55 KRIW 031512
CLMCPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
853 AM MDT THU APR 03 2025
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR CASPER FOR THE MONTH OF
MARCH 2025...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2025 WILL BE
AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW
..MARCH WAS WARMER AND WETTER THAN NORMAL FOR CASPER
AVERAGE TEMPERATURE FOR CASPER IN MARCH WAS 37.4 DEGREES WHICH IS
1.6 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS 76
DEGREES ON THE 27TH AND BROKE THE 1946 RECORD OF 73. THE HIGH OF 74
ON THE 26TH BROKE THE 2004 RECORD OF 74. THE COLDEST READING FOR THE
MONTH WAS 8 DEGREES ON THE 5TH.
TOTAL PRECIPITATION FOR THE MONTH WAS 1.33 INCHES...WHICH IS 158
PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS
ON THE 6TH-7TH WITH 0.80 INCHES. THE 6TH HAD 0.77 INCHES AND BROKE
THE 1990 RECORD OF 0.65.
SNOWFALL FOR THE MONTH WAS 8.0 INCHES...WHICH IS 78 PERCENT OF
NORMAL. THE SNOWIEST 24-HOUR PERIOD WAS THE 6TH-7TH WITH 5.5 INCHES.
THERE WERE NO SNOWFALL RECORDS BROKEN THIS MONTH. THE HIGHEST WIND
GUST WAS 68 MPH FROM THE SOUTHWEST ON THE 16TH.
..THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 464 03/11/2020
LOW -25 03/10/2022
03/10/2022
HIGHEST 76 03/27
LOWEST 8 03/05
AVG. MAXIMUM 51.3 48.8 2.5
AVG. MINIMUM 23.4 22.7 0.7
MEAN 37.4 35.8 1.6
DAYS MAX >= 90 0
DAYS MAX <= 32 2
DAYS MIN <= 32 28
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.83 2021
MINIMUM 0.12 2004
TOTALS 1.33 0.84 0.49 0.57
DAILY AVG. 0.04 0.03 0.01
DAYS >= .01 10
DAYS >= .10 3
DAYS >= .50 1
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.80 03/06 TO 03/07
STORM TOTAL 0.77
SNOWFALL (INCHES)
TOTALS 8.0 10.3 -2.3
SINCE 7/1 18.5 58.6 -40.1
SNOWDEPTH AVG. 1
DAYS >= 1.0 3
DEGREE DAYS
HEATING TOTAL 849 907 -58
SINCE 7/1 5864 6269 -405
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 14.7
RESULTANT WIND SPEED/DIRECTION 8/250
HIGHEST WIND SPEED/DIRECTION 52/230 DATE 03/16
HIGHEST GUST SPEED/DIRECTION 68/220 DATE 03/16
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.31
NUMBER OF DAYS FAIR 20
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 62
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 3 SNOW 3
LIGHT SNOW 8 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 3
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO APRIL 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 54 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 26 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 60
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 31. THE AVERAGE MONTHLY
PRECIPITATION IS 1.41 INCHES. THE AVERAGE SNOWFALL IS 10.5 INCHES.
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