812
CXUS55 KRIW 020144
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
608 PM MST SAT FEB 01 2025

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

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 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 DRIER AND COLDER THAN NORMAL IN JANUARY...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN JANUARY WAS 19 DEGREES
WHICH WAS 2.5 DEGREES BELOW NORMAL. THE WARMEST READING FOR THE
MONTH WAS 44 DEGREES ON THE 3RD. THE COLDEST TEMPERATURE WAS 11
DEGREES BELOW ZERO ON THE 20TH. NO TEMPERATURE RECORDS WERE BROKEN
THIS MONTH.

PRECIPITATION FOR THE MONTH WAS 0.04 INCHES...WHICH WAS 11 PERCENT
OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON 4 DIFFERENT DAYS WITH
0.01 INCHES. NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE
HIGHEST WIND GUST WAS 57 MPH FROM THE WEST ON THE 21ST.

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY
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             55   01/07/1969
 LOW             -37   01/12/1963
HIGHEST           44   01/03
LOWEST           -11   01/20
AVG. MAXIMUM    28.5               29.5    -1.0
AVG. MINIMUM     9.4               13.6    -4.2
MEAN            19.0               21.5    -2.5
DAYS MAX >= 90     0
DAYS MAX <= 32    20
DAYS MIN <= 32    31
DAYS MIN <= 0      4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.54   1978
 MINIMUM           T   2022
TOTALS          0.04               0.38   -0.34     0.11
DAILY AVG.      0.00               0.01   -0.01
DAYS >= .01        4
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.01   01/13 TO 01/13
                       01/17 TO 01/17
                       01/19 TO 01/19
 STORM TOTAL    0.01

SNOWFALL (INCHES)
TOTALS            MM                8.2      MM
SINCE 7/1         MM               27.8      MM
SNOWDEPTH AVG.    MM
DAYS >= 1.0       MM

DEGREE DAYS
HEATING TOTAL   1418               1347      71
 SINCE 7/1      4220               4649    -429
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
RESULTANT WIND SPEED/DIRECTION   8/250
HIGHEST WIND SPEED/DIRECTION    47/260    DATE  01/21
HIGHEST GUST SPEED/DIRECTION    57/260    DATE  01/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               16     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      1
HAZE                      7

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

LOOKING AHEAD TO FEBRUARY 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 30 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 14 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 37
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 19. THE AVERAGE MONTHLY
PRECIPITATION IS 0.37 INCHES.

$$