169
CXUS55 KRIW 011727
CLMRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1108 AM MDT FRI AUG 01 2025
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON FOR THE MONTH OF
JULY 2025...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 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
..RIVERTON WAS WARMER AND DRIER THAN NORMAL IN JULY.
THE AVERAGE TEMPERATURE FOR RIVERTON IN JULY WAS 73.4 DEGREES WHICH
WAS 1.5 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH WAS
99 DEGREES ON THE 9TH AND BROKE THE 2022 RECORD OF 98. THE COLDEST
READING WAS 48 DEGREES ON THE 12TH.
PRECIPITATION FOR THE MONTH WAS 0.31 INCHES...WHICH IS 57 PERCENT OF
NORMAL. THE WETTEST 24-HOURS WAS THE 30TH WHEN 0.29 INCHES FELL. NO
PRECIPITATION RECORDS WERE BROKEN. THE HIGHEST WIND GUST WAS 57 MPH
FROM THE NORTHWEST AND OCCURRED ON THE 19TH.
..THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF JULY 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 102 07/18/2006
07/15/2006
07/13/2005
LOW 40 07/07/2010
HIGHEST 99 07/09
LOWEST 48 07/12
AVG. MAXIMUM 90.0 88.1 1.9
AVG. MINIMUM 56.8 55.7 1.1
MEAN 73.4 71.9 1.5
DAYS MAX >= 90 19
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.67 2007
MINIMUM T 2016
TOTALS 0.31 0.54 -0.23 0.19
DAILY AVG. 0.01 0.02 -0.01
DAYS >= .01 3
DAYS >= .10 1
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.29 07/30 TO 07/30
STORM TOTAL 0.29
SNOWFALL (INCHES)
TOTALS 0.0 MM MM
SINCE 7/1 0.0 MM MM
SNOWDEPTH AVG. 0
DAYS >= 1.0 0
DEGREE DAYS
HEATING TOTAL 0 10 -10
SINCE 7/1 0 6 -6
COOLING TOTAL 269 224 45
SINCE 1/1 391 299 92
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 9.1
RESULTANT WIND SPEED/DIRECTION 2/340
HIGHEST WIND SPEED/DIRECTION 43/310 DATE 07/19
HIGHEST GUST SPEED/DIRECTION 57/320 DATE 07/19
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.07
NUMBER OF DAYS FAIR 29
NUMBER OF DAYS PC 2
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 37
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 1
LIGHT RAIN 7 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 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO AUGUST 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 89 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 57 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 81
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 50. THE AVERAGE MONTHLY
PRECIPITATION IS 0.42 INCHES.
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