749
CXUS55 KRIW 011519
CLMRKS

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

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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             96   06/23/1954
 LOW              26   06/03/1951
                       06/02/1951
HIGHEST           90   06/24
LOWEST            33   06/11
AVG. MAXIMUM    79.1               75.0     4.1
AVG. MINIMUM    46.0               47.0    -1.0
MEAN            62.5               61.0     1.5
DAYS MAX >= 90     1
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.49   1969
 MINIMUM        0.00   1956
TOTALS          0.24               0.70   -0.46     0.02
DAILY AVG.      0.01               0.02   -0.01
DAYS >= .01        6
DAYS >= .10        1
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.15   06/24 TO 06/25
 STORM TOTAL    0.11

SNOWFALL (INCHES)
TOTALS            MM                0.4      MM
SINCE 7/1         MM               54.0      MM
SNOWDEPTH AVG.    MM
DAYS >= 1.0       MM

DEGREE DAYS
HEATING TOTAL    107                159     -52
 SINCE 7/1      6153               8063   -1910
COOLING TOTAL     39                 39       0
 SINCE 1/1        41                 41       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              12.7
RESULTANT WIND SPEED/DIRECTION   7/260
HIGHEST WIND SPEED/DIRECTION    48/310    DATE  06/20
HIGHEST GUST SPEED/DIRECTION    66/320    DATE  06/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.14
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     36

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       1     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.

$$