Climatological Report (Monthly)
Issued by NWS
Issued by NWS
378
CXUS55 KRIW 061836
CLMCPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1128 AM MST FRI MAR 06 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR CASPER FOR THE MONTH OF
FEBRUARY 2026...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF FEBRUARY 2026 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
...FEBRUARY WAS WARMER AND DRIER FOR CASPER...
AVERAGE TEMPERATURE FOR CASPER IN FEBRUARY WAS 35.4 DEGREES WHICH IS
8.8 DEGREES ABOVE NORMAL. IT WAS THE 3RD WARMEST FEBRUARY ON RECORD.
THE WARMEST READING OF THE MONTH WAS 64 DEGREES ON THE 5TH WHICH
BROKE THE 1963 RECORD OF 62. THE 6TH HIGH OF 63 TIED WITH 1963. THE
7TH HIT 61 DEGREES AND BROKE 60 FROM 2015. THE COLDEST READING FOR
THE MONTH WAS -20 DEGREES ON THE 20TH.
TOTAL PRECIPITATION FOR THE MONTH WAS 0.35 INCHES...WHICH IS 63
PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS
ON THE 18TH-19TH WITH 0.33 INCHES. NO PRECIPITATION OR SNOWFALL
RECORDS WERE BROKEN THIS MONTH.
THE SNOWFALL FOR THE MONTH WAS 4.5 INCHES WHICH IS 41 PERCENT OF
NORMAL. THE SNOWIEST 24-HOURS WAS ON THE 18TH-19TH WITH 4.5 INCHES.
THE HIGHEST WIND GUST WAS 65 MPH FROM THE SOUTHWEST ON THE 17TH.
...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 68 02/21/1982
LOW -32 02/17/2006
HIGHEST 64 02/05
LOWEST -20 02/20
AVG. MAXIMUM 50.5 37.8 12.7
AVG. MINIMUM 20.3 15.4 4.9
MEAN 35.4 26.6 8.8
DAYS MAX >= 90 0
DAYS MAX <= 32 3
DAYS MIN <= 32 23
DAYS MIN <= 0 4
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.42 1987
MINIMUM 0.13 2005
TOTALS 0.35 0.56 -0.21 0.24
DAILY AVG. 0.01 0.02 -0.01
DAYS >= .01 3
DAYS >= .10 1
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.33 02/18 TO 02/19
STORM TOTAL 0.28
SNOWFALL (INCHES)
TOTALS 4.5 10.9 -6.4
SINCE 7/1 15.7 48.3 -32.6
SNOWDEPTH AVG. 1
DAYS >= 1.0 2
DEGREE DAYS
HEATING TOTAL 824 1075 -251
SINCE 7/1 4177 5363 -1186
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 13.3
RESULTANT WIND SPEED/DIRECTION 10/240
HIGHEST WIND SPEED/DIRECTION 48/280 DATE 02/17
HIGHEST GUST SPEED/DIRECTION 65/230 DATE 02/17
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.15
NUMBER OF DAYS FAIR 22
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 51
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 4 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 1
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO MARCH 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 41 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 18 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 53
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 26. THE AVERAGE MONTHLY
PRECIPITATION IS 0.84 INCHES. THE AVERAGE SNOWFALL IS 10.3 INCHES.
$$