299
CXUS55 KRIW 021719
CLMBYG
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1111 AM MDT MON JUN 02 2025
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BUFFALO FOR THE MONTH OF
MAY 2025...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 2025 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 WAS WARMER AND WETTER IN MAY
THE AVERAGE TEMPERATURE FOR BUFFALO IN MAY WAS 53.7 DEGREES WHICH IS
1.7 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH WAS 85
DEGREES ON THE 11TH AND BROKE THE 2017 RECORD OF 75. THE 10TH HIGH
OF 82 BROKE 78 DEGREES FROM 2007. THE COLDEST TEMPERATURE WAS 32
DEGREES ON THE 5TH AND 6TH.
PRECIPITATION FOR THE MONTH WAS 2.79 INCHES...WHICH IS 102 PERCENT
OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 13TH-14TH WITH 0.69
INCHES. NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST
WIND GUST WAS 62 MPH OCCURRING ON THE 19TH FROM THE NORTHWEST.
..THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF MAY 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
..........................................................
TEMPERATURE (F)
RECORD
HIGH 91 05/13/2001
LOW 17 05/02/2005
HIGHEST 85 05/11
LOWEST 32 05/05
05/06
AVG. MAXIMUM 65.4 62.8 2.6
AVG. MINIMUM 42.1 41.1 1.0
MEAN 53.7 52.0 1.7
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 2
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.74 2011
MINIMUM 0.31 2009
TOTALS 2.79 2.73 0.06 3.35
DAILY AVG. 0.09 0.09 0.00
DAYS >= .01 12
DAYS >= .10 8
DAYS >= .50 1
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.69 05/13 TO 05/14
STORM TOTAL 0.60
DEGREE DAYS
HEATING TOTAL 351 412 -61
SINCE 7/1 6791 7138 -347
COOLING TOTAL 11 7 4
SINCE 1/1 11 7 4
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 12.3
RESULTANT WIND SPEED/DIRECTION 4/320
HIGHEST WIND SPEED/DIRECTION 44/350 DATE 05/01
HIGHEST GUST SPEED/DIRECTION 62/320 DATE 05/19
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.33
NUMBER OF DAYS FAIR 14
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 62
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 2 SLEET 0
FOG 12 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.
LOOKING AHEAD TO JUNE 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 68 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 46 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 80
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 54. THE AVERAGE MONTHLY
PRECIPITATION IS 2.07 INCHES.
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