Climatological Report (Monthly)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
502
CXUS55 KRIW 011808
CLMRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1116 AM MDT FRI NOV 01 2024
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON FOR THE MONTH OF
OCTOBER 2024...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF OCTOBER 2024 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 DRIER AND WARMER THAN NORMAL IN OCTOBER....
THE AVERAGE TEMPERATURE FOR RIVERTON IN OCTOBER WAS 50.7 DEGREES
WHICH WAS 6 DEGREES ABOVE NORMAL. IT WAS THE SECOND WARMEST OCTOBER
SINCE RECORDS BEGAN IN 1998. THE WARMEST READING FOR THE MONTH WAS
83 DEGREES ON THE 2ND WHICH BROKE THE 2012 RECORD OF 82 AND ALSO ON
THE 4TH WHICH BROKE THE 1997 RECORD OF 80. THE HIGH ON THE 16TH OF
77 BROKE THE 2005 RECORD OF 73. THE COLDEST READING WAS 20 DEGREES
ON THE 31ST. THE LOW OF 23 DEGREES ON THE 19TH TIED THE 1999 RECORD.
PRECIPITATION FOR THE MONTH WAS 0.57 INCHES...WHICH IS 69 PERCENT OF
NORMAL. THIS TIED FOR THE 3RD DRIEST SEPTEMBER SINCE RECORDS BEGAN
IN 1998. THE WETTEST 24-HOURS WAS THE 28TH-29TH WHEN 0.35 INCHES
FELL. THE 29TH HAD 0.35 INCHES AND BROKE THE 2003 RECORD OF 0.07.
SNOWFALL FOR THE MONTH WAS 3.1 INCHES THE SNOWIEST DAY WAS THE 29TH
WITH 3 INCHES. IT TIED THE 2002 RECORD. THE HIGHEST WIND GUST WAS 45
MPH FROM THE WEST AND OCCURRED ON THE 4TH.
...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 84 10/01/2005
LOW -9 10/30/2019
HIGHEST 83 10/02
10/04
LOWEST 20 10/31
AVG. MAXIMUM 65.0 58.0 7.0
AVG. MINIMUM 36.4 31.5 4.9
MEAN 50.7 44.7 6.0
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 10
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.83 1998
MINIMUM 0.03 2001
TOTALS 0.57 0.83 -0.26 2.23
DAILY AVG. 0.02 0.03 -0.01
DAYS >= .01 4
DAYS >= .10 2
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.35 10/29 TO 10/29
STORM TOTAL 0.35
SNOWFALL (INCHES)
TOTALS 3.1 MM MM
SINCE 7/1 3.1 MM MM
SNOWDEPTH AVG. 0
DAYS >= 1.0 1
DEGREE DAYS
HEATING TOTAL 434 628 -194
SINCE 7/1 538 871 -333
COOLING TOTAL 1 0 1
SINCE 1/1 610 499 111
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 7.5
RESULTANT WIND SPEED/DIRECTION 3/330
HIGHEST WIND SPEED/DIRECTION 31/250 DATE 10/04
HIGHEST GUST SPEED/DIRECTION 45/260 DATE 10/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.17
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 47
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 6 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 3 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 3
HAZE 7
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO NOVEMBER 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 50 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 25 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 35
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 13. THE AVERAGE MONTHLY
PRECIPITATION IS 0.34 INCHES.
$$