975
CXUS55 KRIW 020121
CLMGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
527 PM MST THU FEB 01 2024
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF
JANUARY 2024...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 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
..GREYBULL WAS WARM WITH RECORD DRYNESS IN JANUARY.
THE AVERAGE TEMPERATURE FOR GREYBULL IN JANUARY WAS 16.4 DEGREES
WHICH WAS 1.1 DEGREES BELOW NORMAL. THE WARMEST READING FOR THE
MONTH WAS 56 DEGREES ON THE 31ST WHICH BROKE THE 2021 RECORD OF 47.
IT SET A NEW ALL-TIME MONTHLY HIGH RECORD. THE COLDEST TEMPERATURE
WAS 30 DEGREES BELOW ZERO ON THE 16TH. SEVERAL TEMPERATURE RECORDS
WERE BROKEN THIS MONTH.
DATE NEW OLD YEAR
LOW 13TH -33 -20 2013
HIGH 22ND 34 TIE 34 2005
28TH 35 TIE 35 2016
29TH 41 35 2018
30TH 34 TIE 34 2018
PRECIPITATION FOR THE MONTH WAS JUST A TRACE...WHICH IS ONLY 1
PERCENT OF NORMAL. IT TIED WITH 2005 AND 2006 FOR DRIEST JANUARY.
THE WETTEST 24-HOUR PERIOD OCCURRED ON SEVERAL DAYS WITH A TRACE. NO
DAILY PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST WIND
GUST WAS 50 MPH FROM THE NORTHWEST ON THE 18TH.
..THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 55 01/23/2005
LOW -37 01/27/2009
HIGHEST 56R 01/31
LOWEST -30 01/16
AVG. MAXIMUM 30.2 28.9 1.3
AVG. MINIMUM 2.5 6.0 -3.5
MEAN 16.4 17.5 -1.1
DAYS MAX >= 90 0
DAYS MAX <= 32 14
DAYS MIN <= 32 31
DAYS MIN <= 0 9
PRECIPITATION (INCHES)
RECORD
MAXIMUM 0.42 2008
MINIMUM 0.00 2006
TOTALS T 0.15 -0.15 0.10
DAILY AVG. T 0.00 -0.00
DAYS >= .01 0
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL T 01/14 TO 01/14
01/15 TO 01/15
01/18 TO 01/18
STORM TOTAL 0.00
DEGREE DAYS
HEATING TOTAL 1500 1474 26
SINCE 7/1 4310 4670 -360
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 4.4
RESULTANT WIND SPEED/DIRECTION 1/300
HIGHEST WIND SPEED/DIRECTION 39/330 DATE 01/18
HIGHEST GUST SPEED/DIRECTION 50/340 DATE 01/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.28
NUMBER OF DAYS FAIR 20
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 2
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 0 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 1 SNOW 1
LIGHT SNOW 7 SLEET 0
FOG 2 FOG W/VIS <= 1/4 MILE 1
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO FEBRUARY 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 30 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 8 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 43
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 18 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.12 INCHES.
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