Climatological Report (Monthly)
Issued by NWS
Issued by NWS
119
CXUS53 KUNR 011550
CLM2WX
CLIMATE REPORT
NATIONAL WEATHER SERVICE RAPID CITY SD
950 AM MDT THU OCT 01 2026
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...THE BUFFALO SD CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 9999 TO 9999
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 98 09/04 93 09/11
LOWEST 42 09/13 34 09/06
AVG. MAXIMUM 77.8 74.9 2.9 78.9
AVG. MINIMUM 51.2 46.3 4.9 50.5
MEAN 64.5 60.6 3.9 64.7
DAYS MAX >= 90 6 1
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 0
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
TOTALS 1.30 1.13 0.17 1.44
DAILY AVG. 0.04 0.04 0.00 0.05
DAYS >= .01 9 6
DAYS >= .10 3 3
DAYS >= .50 1 1
DAYS >= 1.00 0 0
GREATEST
24 HR. TOTAL 0.80 09/20 TO 09/21 0.82
DEGREE DAYS
HEATING TOTAL 87 190 -103 72
SINCE 7/1 95 233 -138 MM
COOLING TOTAL 79 58 21 72
SINCE 1/1 805 576 229 MM
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WIND (MPH)
AVERAGE WIND SPEED 12.8
HIGHEST WIND SPEED/DIRECTION 46/290 DATE 09/14
HIGHEST GUST SPEED/DIRECTION 60/280 DATE 09/14
AVERAGE RH (PERCENT) 63
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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