Climatological Report (Monthly) Issued by NWS Riverton, WY
000
CXUS55 KRIW 021621
CLMRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1021 AM MDT MON OCT 02 2023
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...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 100 09/04/2022
LOW 21 09/27/1996
09/27/1996
HIGHEST 88 09/01
LOWEST 39 09/23
AVG. MAXIMUM 76.9 74.0 2.9
AVG. MINIMUM 47.8 44.4 3.4
MEAN 62.3 59.2 3.1
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.01 2013
MINIMUM 0.01 2010
TOTALS 0.67 0.77 -0.10 1.14
DAILY AVG. 0.02 0.03 -0.01
DAYS >= .01 4
DAYS >= .10 3
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.52 09/13 TO 09/14
STORM TOTAL 0.26
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 103 205 -102
SINCE 7/1 136 241 -105
COOLING TOTAL 30 31 -1
SINCE 1/1 401 499 -98
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WIND (MPH)
AVERAGE WIND SPEED 7.8
RESULTANT WIND SPEED/DIRECTION 3/290
HIGHEST WIND SPEED/DIRECTION 33/300 DATE 09/23
HIGHEST GUST SPEED/DIRECTION 47/290 DATE 09/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.16
NUMBER OF DAYS FAIR 25
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 48
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 2
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 3 FOG W/VIS <= 1/4 MILE 1
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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