860
CXUS55 KRIW 022231
CLMCPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
319 PM MST MON FEB 02 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR CASPER FOR THE MONTH OF
JANUARY 2026...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 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
..JANUARY WAS WARMER AND DRIER FOR CASPER
AVERAGE TEMPERATURE FOR CASPER IN JANUARY WAS 30.4 DEGREES WHICH IS
5.3 DEGREES ABOVE NORMAL. IT WAS THE 7TH WARMEST JANUARY ON RECORD.
THE WARMEST READING OF THE MONTH WAS 57 DEGREES ON THE 14TH WHICH
BROKE THE 1995 RECORD OF 55. THE 13TH HIGH OF 55 BROKE 52 DEGREES
FROM 1953. THE 15TH HIT 56 DEGREES AND BROKE 52 FROM 1995. THE
COLDEST READING FOR THE MONTH WAS -10 DEGREES ON THE 23RD AND 24TH.
TOTAL PRECIPITATION FOR THE MONTH WAS 0.19 INCHES...WHICH IS 39
PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS
ON THE 1ST-2ND WITH 0.07 INCHES. NO PRECIPITATION OR SNOWFALL
RECORDS WERE BROKEN THIS MONTH.
THE SNOWFALL FOR THE MONTH WAS 1.4 INCHES WHICH IS 16 PERCENT OF
NORMAL. THE SNOWIEST 24-HOURS WAS ON THE 8TH-9TH WITH 0.7 INCHES.
THE HIGHEST WIND GUST WAS 62 MPH FROM THE NORTHWEST ON THE 16TH.
..THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 60 01/31/1971
01/30/1971
LOW -40 01/14/1972
01/13/1972
01/24/1949
HIGHEST 57 01/14
LOWEST -10 01/23
01/24
AVG. MAXIMUM 41.4 35.2 6.2
AVG. MINIMUM 19.4 15.0 4.4
MEAN 30.4 25.1 5.3
DAYS MAX >= 90 0
DAYS MAX <= 32 6
DAYS MIN <= 32 24
DAYS MIN <= 0 4
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.99 2023
MINIMUM 0.03 2004
TOTALS 0.19 0.49 -0.30 0.48
DAILY AVG. 0.01 0.02 -0.01
DAYS >= .01 7
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.07 01/01 TO 01/02
STORM TOTAL 0.06
SNOWFALL (INCHES)
TOTALS 1.4 9.0 -7.6
SINCE 7/1 11.2 37.4 -26.2
SNOWDEPTH AVG. 0
DAYS >= 1.0 0
DEGREE DAYS
HEATING TOTAL 1064 1237 -173
SINCE 7/1 3353 4293 -940
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 15.2
RESULTANT WIND SPEED/DIRECTION 11/230
HIGHEST WIND SPEED/DIRECTION 47/320 DATE 01/16
HIGHEST GUST SPEED/DIRECTION 62/310 DATE 01/16
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.29
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 8 SLEET 0
FOG 5 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO FEBRUARY 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 36 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 15 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 42
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 18. THE AVERAGE MONTHLY
PRECIPITATION IS 0.56 INCHES. THE AVERAGE SNOWFALL IS 10.9 INCHES.
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