Climatological Report (Monthly)
Issued by NWS
Issued by NWS
707
CXUS55 KRIW 011733
CLMBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1122 AM MDT TUE OCT 01 2024
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BUFFALO FOR THE MONTH OF
SEPTEMBER 2024...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF SEPTEMBER 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
...BUFFALO IN SEPTEMBER WAS DRIER THAN NORMAL WITH RECORD WARMTH...
THE AVERAGE TEMPERATURE FOR BUFFALO IN SEPTEMBER WAS 66.8 DEGREES
WHICH IS 7 DEGREES ABOVE NORMAL. IT WAS THE WARMEST SEPTEMBER SINCE
RECORDS BEGAN IN 1998. THE PREVIOUS RECORD SEPTEMBER WAS IN 2015
WITH AN AVERAGE OF 66 DEGREES. THE WARMEST READING FOR THE MONTH WAS
95 DEGREES ON THE 2ND. THIS TIED THE 2015 RECORD. OTHER DAILY RECORD
HIGHS ARE LISTED BELOW. THE COLDEST TEMPERATURE WAS 37 DEGREES ON
THE 22ND AND 30TH.
DATE NEW OLD YEAR
20TH 81 (TIE) 81 2007
25TH 98 93 2014
27TH 90 88 2022
29TH 94 88 2009
THE HIGH ON THE 29TH ALSO BROKE THE RECORD FOR THE LATEST DAY OF THE
YEAR WITH A HIGH OF 90 DEGREES OR MORE. PREVIOUSLY IT WAS SEPTEMBER
28TH IN 2010 AND 2001.
PRECIPITATION FOR THE MONTH WAS 0.18 INCHES...WHICH IS JUST 15
PERCENT OF NORMAL THE WETTEST 24-HOUR PERIOD WAS ON THE 17TH WITH
0.08 INCHES. NO PRECIPITATION RECORDS WERE BROKEN. THE HIGHEST WIND
GUST WAS 62 MPH OCCURRING ON THE 20TH FROM THE SOUTH.
...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 100 09/04/2022
LOW 19 09/12/2014
HIGHEST 98 09/25
LOWEST 37 09/22
09/30
AVG. MAXIMUM 82.1 72.3 9.8
AVG. MINIMUM 51.4 47.3 4.1
MEAN 66.8 59.8 7.0
DAYS MAX >= 90 9
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.80 2023
MINIMUM 0.09 2021
TOTALS 0.18 1.17 -0.99 3.80
DAILY AVG. 0.01 0.04 -0.03
DAYS >= .01 5
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.08 09/17 TO 09/17
STORM TOTAL 0.08
DEGREE DAYS
HEATING TOTAL 82 213 -131
SINCE 7/1 159 271 -112
COOLING TOTAL 144 57 87
SINCE 1/1 660 525 135
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 8.7
RESULTANT WIND SPEED/DIRECTION 2/270
HIGHEST WIND SPEED/DIRECTION 43/190 DATE 09/17
43/320 09/20
HIGHEST GUST SPEED/DIRECTION 62/190 DATE 09/17
62/310 09/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.11
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 39
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 6 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 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO OCTOBER 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 64 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 41 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 52
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 30. THE AVERAGE MONTHLY
PRECIPITATION IS 1.01 INCHES.
$$