Climatological Report (Monthly)
Issued by NWS
Issued by NWS
006
CXUS55 KRIW 022237
CLMLND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
319 PM MST MON FEB 02 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LANDER 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
...LANDER WAS DRIER AND WARMER IN JANUARY....
THE AVERAGE TEMPERATURE FOR LANDER IN JANUARY WAS 31.1 DEGREES WHICH
WAS 9.8 DEGREES ABOVE NORMAL. IT WAS THE 2ND WARMEST JANUARY SINCE
RECORDS BEGAN IN 1892. THE WARMEST READING FOR THE MONTH WAS 61
DEGREES ON THE 13TH AND BROKE THE 1953 RECORD OF 58. THE 12TH HIGH
OF 60 DEGREES TIED THE 1953 RECORD. THE 14TH HIGH OF 60 BROKE 59
FROM 1965. THE COLDEST TEMPERATURE WAS -5 DEGREES ON THE 24TH AND
26TH.
PRECIPITATION FOR THE MONTH WAS 0.06 INCHES...WHICH IS 12 PERCENT OF
NORMAL. THE WETTEST 24-HOUR PERIOD WAS THE 8TH AND THE 25TH...EACH
WITH 0.03 INCHES OF PRECIPITATION. NO PRECIPITATION OR SNOWFALL
RECORDS WERE BROKEN THIS MONTH.
THE SNOWFALL FOR THE MONTH WAS 0.8 INCHES WHICH IS 10 PERCENT OF
NORMAL. THE SNOWIEST 24-HOUR PERIOD WAS ON THE 25TH WHEN 0.5 INCHES
FELL. THE HIGHEST WIND GUST WAS 57 MPH AND OCCURRED ON THE 4TH FROM
THE SOUTHWEST.
...THE LANDER WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 64 01/01/1918
LOW -39 01/17/1930
HIGHEST 61 01/13
LOWEST -5 01/24
01/26
AVG. MAXIMUM 43.8 32.8 11.0
AVG. MINIMUM 18.5 9.8 8.7
MEAN 31.1 21.3 9.8
DAYS MAX >= 90 0
DAYS MAX <= 32 4
DAYS MIN <= 32 29
DAYS MIN <= 0 3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.55 2023
MINIMUM 0.00 1952
TOTALS 0.06 0.51 -0.45 0.87
DAILY AVG. 0.00 0.02 -0.02
DAYS >= .01 2
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.03 01/25 TO 01/25
01/08 TO 01/08
01/25 TO 01/25
STORM TOTAL 0.03
SNOWFALL (INCHES)
TOTALS 0.8 8.2 -7.4
SINCE 7/1 4.5 40.1 -35.6
SNOWDEPTH AVG. T
DAYS >= 1.0 0
DEGREE DAYS
HEATING TOTAL 1042 1355 -313
SINCE 7/1 3286 4529 -1243
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.1
RESULTANT WIND SPEED/DIRECTION 1/250
HIGHEST WIND SPEED/DIRECTION 38/240 DATE 01/04
HIGHEST GUST SPEED/DIRECTION 57/240 DATE 01/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.17
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 50
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 0 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 3 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- 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 34 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 11 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 0.70 INCHES. THE AVERAGE SNOWFALL IS 12.1 INCHES.
$$