626
CXUS55 KRIW 011531
CLMLND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
919 AM MDT WED JUL 01 2026

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LANDER FOR THE MONTH OF
JUNE 2026...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 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 WARMER AND DRIER THAN NORMAL IN JUNE....

THE AVERAGE TEMPERATURE FOR LANDER IN JUNE WAS 63.7 DEGREES WHICH
WAS 0.9 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH WAS
93 DEGREES ON THE 6TH. THIS BROKE THE 2006 RECORD OF 92. THE COLDEST
TEMPERATURE WAS 37 DEGREES ON THE 11TH.

PRECIPITATION FOR THE MONTH WAS 0.46 INCHES...WHICH IS 43 PERCENT OF
NORMAL. THE WETTEST 24-HOUR PERIOD WAS THE 24TH-25TH...WITH 0.46
INCHES OF PRECIPITATION. NO PRECIPITATION RECORDS WERE BROKEN THIS
MONTH. THE HIGHEST WIND GUST WAS 69 MPH AND OCCURRED ON THE 9TH FROM
THE SOUTHWEST. THERE WAS ALSO A GUST TO 65 MPH FROM THE SOUTHWEST ON
THE 20TH.

...THE LANDER WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 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            100   06/23/1954
 LOW              25   06/03/1951
HIGHEST           93   06/06
LOWEST            37   06/11
AVG. MAXIMUM    79.1               78.0     1.1
AVG. MINIMUM    48.3               47.7     0.6
MEAN            63.7               62.8     0.9
DAYS MAX >= 90     3
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.88   1947
 MINIMUM        0.00   1971
TOTALS          0.46               1.08   -0.62     0.70
DAILY AVG.      0.02               0.04   -0.02
DAYS >= .01        2
DAYS >= .10        2
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.46   06/24 TO 06/25
 STORM TOTAL    0.35

SNOWFALL (INCHES)
TOTALS           0.0                0.1    -0.1
SINCE 7/1       38.1               87.6   -49.5
SNOWDEPTH AVG.     0
DAYS >= 1.0        0

DEGREE DAYS
HEATING TOTAL     75                124     -49
 SINCE 7/1      5589               7712   -2123
COOLING TOTAL     46                 59     -13
 SINCE 1/1        60                 64      -4
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
RESULTANT WIND SPEED/DIRECTION   3/270
HIGHEST WIND SPEED/DIRECTION    49/230    DATE  06/09
HIGHEST GUST SPEED/DIRECTION    69/230    DATE  06/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.12
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     39

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

LOOKING AHEAD TO JULY 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 84 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 52 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 89
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 57. THE AVERAGE MONTHLY
PRECIPITATION IS 0.59 INCHES.

$$