Climatological Report (Monthly)
Issued by NWS
Issued by NWS
222
CXUS55 KRIW 012058
CLMBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
258 PM MDT MON SEP 01 2025
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...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 103 08/03/2001
LOW 36 08/23/2015
08/17/2002
08/26/1992
HIGHEST 99 08/20
LOWEST 46 08/09
AVG. MAXIMUM 82.1 83.2 -1.1
AVG. MINIMUM 56.2 56.7 -0.5
MEAN 69.1 69.9 -0.8
DAYS MAX >= 90 4
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.60 2014
MINIMUM 0.02 2001
TOTALS 0.32 0.75 -0.43 1.36
DAILY AVG. 0.01 0.02 -0.01
DAYS >= .01 7
DAYS >= .10 1
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.18 08/28 TO 08/28
STORM TOTAL 0.18
DEGREE DAYS
HEATING TOTAL 22 37 -15
SINCE 7/1 41 56 -15
COOLING TOTAL 157 190 -33
SINCE 1/1 445 468 -23
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WIND (MPH)
AVERAGE WIND SPEED 8.4
RESULTANT WIND SPEED/DIRECTION 2/300
HIGHEST WIND SPEED/DIRECTION 39/320 DATE 08/13
HIGHEST GUST SPEED/DIRECTION 56/340 DATE 08/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.18
NUMBER OF DAYS FAIR 26
NUMBER OF DAYS PC 2
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 48
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 10 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 2 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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