Climatological Report (Daily)
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539
CDUS45 KRIW 040727
CLIRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT SUN OCT 04 2026

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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 3 2026...

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         77   4:13 PM  80    2010  63     14       77
  MINIMUM         51   7:19 AM  22    2019  38     13       54
  AVERAGE         64                        50     14

PRECIPITATION (IN)
  YESTERDAY        0.00          0.96 1994   0.03  -0.03      T
  MONTH TO DATE    0.00                      0.09  -0.09      T
  SINCE SEP 1      0.31                      0.88  -0.57     0.54
  SINCE JAN 1      3.36                      6.12  -2.76     3.48

DEGREE DAYS
 HEATING
  YESTERDAY        1                        15    -14        0
  MONTH TO DATE   11                        44    -33       15
  SINCE SEP 1    144                       286   -142      178
  SINCE JUL 1    158                       345   -187      196

 COOLING
  YESTERDAY        0                         0      0        1
  MONTH TO DATE    0                         0      0        1
  SINCE SEP 1     21                        11     10       20
  SINCE JAN 1    558                       320    238      442
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     6.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    43           4:00 AM
 LOWEST      9           5:00 PM
 AVERAGE    26

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        82      2024
 MINIMUM TEMPERATURE (F)   37        22      2012
                                             2013


SUNRISE AND SUNSET
OCTOBER  4 2026.......SUNRISE   7:16 AM MDT   SUNSET   6:53 PM MDT
OCTOBER  5 2026.......SUNRISE   7:17 AM MDT   SUNSET   6:51 PM MDT


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




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