831
CXUS55 KRIW 021711
CLMWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1111 AM MDT MON JUN 02 2025

...................................

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2025

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           87   05/12
LOWEST            29   05/02
AVG. MAXIMUM    70.6               69.6     1.0
AVG. MINIMUM    40.5               40.0     0.5
MEAN            55.6               54.8     0.8
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32     2
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.96   2019
 MINIMUM        0.06   1960
TOTALS          1.61               1.66   -0.05     2.25
DAILY AVG.      0.05               0.05   -0.00
DAYS >= .01       11
DAYS >= .10        5
DAYS >= .50        1
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.58   05/05 TO 05/06
 STORM TOTAL    0.53

DEGREE DAYS
HEATING TOTAL    286                325     -39
 SINCE 7/1      7309               7853    -544
COOLING TOTAL      0                  9      -9
 SINCE 1/1         0                  9      -9
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
RESULTANT WIND SPEED/DIRECTION   0/270
HIGHEST WIND SPEED/DIRECTION    36/240    DATE  05/11
HIGHEST GUST SPEED/DIRECTION    49/250    DATE  05/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.27
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       5     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.

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