037
CXUS55 KRIW 031514
CLMGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
853 AM MDT THU APR 03 2025
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF
MARCH 2025...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 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
..GREYBULL IN MARCH WAS WETTER AND WARMER THAN NORMAL.
THE AVERAGE TEMPERATURE FOR GREYBULL IN MARCH WAS 41.3 DEGREES WHICH
IS 3.4 DEGREES ABOVE NORMAL. IT WAS THE 6TH WARMEST MARCH ON RECORD.
THE WARMEST TEMPERATURE FOR THE MONTH WAS 80 DEGREES ON THE 27TH.
THIS BROKE THE 2007 RECORD OF 77. THE COLDEST TEMPERATURE WAS 20
DEGREES ON THE 8TH.
PRECIPITATION FOR THE MONTH WAS 0.47 INCHES...WHICH IS 214 PERCENT
OF NORMAL. IT WAS THE 3RD WETTEST MARCH ON RECORD. THE WETTEST 24-
HOUR PERIOD OCCURRED ON THE 18TH WITH 0.23 INCHES. THIS BROKE THE
2010 RECORD OF 0.08. THE 6TH HAD 0.10 INCHES AND BROKE THE 2017
RECORD OF 0.07. THE 30TH HAD 0.12 INCHES AND BROKE 0.08 FROM 2023.
THE HIGHEST WIND GUST WAS 64 MPH FROM THE NORTHWEST ON THE 18TH.
..THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 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 81 03/31/2012
LOW -24 03/04/2019
HIGHEST 80 03/27
LOWEST 20 03/08
AVG. MAXIMUM 54.3 51.2 3.1
AVG. MINIMUM 28.3 24.6 3.7
MEAN 41.3 37.9 3.4
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 27
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 0.53 2023
MINIMUM 0.00 2009
TOTALS 0.47 0.22 0.25 0.44
DAILY AVG. 0.02 0.01 0.01
DAYS >= .01 5
DAYS >= .10 3
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.23 03/18 TO 03/18
STORM TOTAL 0.23
DEGREE DAYS
HEATING TOTAL 732 840 -108
SINCE 7/1 6217 6662 -445
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 8.0
RESULTANT WIND SPEED/DIRECTION 2/320
HIGHEST WIND SPEED/DIRECTION 48/330 DATE 03/18
HIGHEST GUST SPEED/DIRECTION 64/340 DATE 03/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.32
NUMBER OF DAYS FAIR 17
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 63
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 6 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 5 SLEET 0
FOG 5 FOG W/VIS <= 1/4 MILE 1
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO APRIL 2025. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 57 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 30 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 64
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 37 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.53 INCHES.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page