National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS55 KRIW 111908
CLMWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1252 PM MDT SUN JUN 11 2023

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR WORLAND MUNICIPAL AIRPORT
FOR THE MONTH OF MAY 2023...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 2023 WILL BE AVAILABLE
APPROXIMATELY IN 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

...WORLAND WAS WARMER AND DRIER THAN NORMAL IN MAY...

AVERAGE TEMPERATURE FOR WORLAND IN MAY WAS 59 DEGREES WHICH WAS 4.2
DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS 86
DEGREES ON THE 22ND. THE COLDEST READING FOR THE MONTH WAS 31
DEGREES 7TH. NO TEMPERATURE RECORDS WERE BROKEN.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.81 INCHES...WHICH WAS 49
PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS
ON THE 10TH-11TH WHEN 0.57 INCHES FELL. NO PRECIPITATION RECORDS
WERE BROKEN. THE HIGHEST WIND GUST WAS 56 MPH FROM THE WEST ON THE
26TH.

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   05/27/1969
 LOW              20   05/09/2002
HIGHEST           86   05/22
LOWEST            33   05/07
AVG. MAXIMUM    74.8               69.6     5.2
AVG. MINIMUM    43.1               40.0     3.1
MEAN            59.0               54.8     4.2
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.96   2019
 MINIMUM        0.06   1960
TOTALS          0.81               1.66   -0.85     1.36
DAILY AVG.      0.03               0.05   -0.02
DAYS >= .01        5
DAYS >= .10        3
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.57   05/10 TO 05/11
 STORM TOTAL    0.29

DEGREE DAYS
HEATING TOTAL    183                325    -142
 SINCE 7/1      8599               7853     746
COOLING TOTAL      4                  9      -5
 SINCE 1/1         4                  9      -5
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
RESULTANT WIND SPEED/DIRECTION   1/280
HIGHEST WIND SPEED/DIRECTION    40/130    DATE  05/04
HIGHEST GUST SPEED/DIRECTION    56/280    DATE  05/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.23
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

LOOKING AHEAD TO JUNE 2023...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 76 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 45 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 86
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 51 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.97 INCHES.

$$