487
CXUS55 KRIW 031758 CCA
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1045 AM MST MON NOV 03 2025

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR ROCK SPRINGS FOR THE
MONTH OF OCTOBER 2025...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF OCTOBER 2025 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

...ROCK SPRINGS WAS WARMER AND DRIER THAN NORMAL IN OCTOBER...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN OCTOBER WAS 46.3 DEGREES
WHICH WAS 1.8 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE
MONTH WAS 77 DEGREES ON THE 3RD. THE COLDEST TEMPERATURE WAS 19
DEGREES ON THE 28TH. NO TEMPERATURE RECORDS WERE BROKEN THIS MONTH.

PRECIPITATION FOR THE MONTH WAS 0.75 INCHES...WHICH WAS 93 PERCENT
OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 16TH WITH 0.27
INCHES. NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST
WIND GUST WAS 58 MPH FROM THE SOUTH ON THE 4TH.

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER
2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             82   10/04/2024
 LOW             -10   10/26/2020
HIGHEST           77   10/03
LOWEST            19   10/28
AVG. MAXIMUM    58.0               56.0     2.0
AVG. MINIMUM    34.6               32.9     1.7
MEAN            46.3               44.5     1.8
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32    13
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.81   1949
 MINIMUM        0.00   1952
TOTALS          0.75               0.81   -0.06     0.71
DAILY AVG.      0.02               0.03   -0.01
DAYS >= .01        8
DAYS >= .10        4
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.27   10/16 TO 10/16
 STORM TOTAL    0.27

SNOWFALL (INCHES)
TOTALS            MM                6.6      MM
SINCE 7/1         MM                7.8      MM
SNOWDEPTH AVG.    MM
DAYS >= 1.0       MM

DEGREE DAYS
HEATING TOTAL    571                637     -66
 SINCE 7/1       752                939    -187
COOLING TOTAL      1                  0       1
 SINCE 1/1       442                320     122
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.0
RESULTANT WIND SPEED/DIRECTION   7/230
HIGHEST WIND SPEED/DIRECTION    44/180    DATE  10/04
HIGHEST GUST SPEED/DIRECTION    58/180    DATE  10/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.25
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                3     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

LOOKING AHEAD TO NOVEMBER 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 48 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 27 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 33DEGREES
AND THE AVERAGE LOW TEMPERATURE IS 16. THE AVERAGE MONTHLY
PRECIPITATION IS 0.40 INCHES.

$$