Climatological Report (Monthly)
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
538 CXUS55 KGGW 011123 CLMGGW CLIMATE REPORT NATIONAL WEATHER SERVICE GLASGOW, MT 329 AM MST MON JAN 01 2024 ................................... ...THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1893 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 69 12/08/1939 12/03/1939 LOW -47 12/18/1929 12/19/1924 HIGHEST 62 12/06 42 LOWEST 9 12/25 -31 AVG. MAXIMUM 42.5 27.2 15.3 15.9 AVG. MINIMUM 20.3 10.6 -1.1 MEAN 31.4 18.5 12.9 7.4 DAYS MAX >= 90 0 0 DAYS MAX <= 32 1 27 DAYS MIN <= 32 29 31 DAYS MIN <= 0 0 14 PRECIPITATION (INCHES) RECORD MAXIMUM 1.49 1949 MINIMUM T 1932 TOTALS 0.09 0.43 -0.34 1.03 DAILY AVG. 0.00 0.01 -0.01 0.03 DAYS >= .01 3 13 DAYS >= .10 0 DAYS >= .50 0 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.08 12/03 TO 12/04 SNOWFALL (INCHES) RECORDS TOTAL 25.3 2008 SNOW DEPTH 15 12/30/2003 12/31/1996 12/30/1996 TOTALS 1.2 8.3 -7.1 18.1 LIQUID EQUIV 0.09 0.80 -0.71 1.81 SINCE 7/1 15.9 15.7 0.2 MM LIQUID 7/1 1.59 1.50 0.09 MM SNOWDEPTH AVG. 0 4 DAYS >= TRACE 7 22 DAYS >= 1.0 0 8 GREATEST SNOW DEPTH 1 12/04 9 12/20 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 1033 1443 -410 1777 SINCE 7/1 2625 3349 -724 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 830 584 246 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.0 HIGHEST WIND SPEED/DIRECTION 35/320 DATE 12/04 HIGHEST GUST SPEED/DIRECTION 47/320 DATE 12/04 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.21 NUMBER OF DAYS FAIR 23 NUMBER OF DAYS PC 8 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 68 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 6 SLEET 0 FOG 6 FOG W/VIS <= 1/4 MILE 1 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THIS DECEMBER WAS THE WARMEST DECEMBER ON RECORD FOR GLASGOW. THE TEMPERATURE AVERAGED 31.4 DEGREES WHICH WAS 12.9 DEGREES ABOVE NORMAL. THE HIGH FOR THE MONTH WAS 62 DEGREES ON THE 6TH AND THE LOW FOR THE MONTH WAS 9 ON THE 25TH. A TOTAL OF FOUR DAILY RECORDS WERE SET WITH RECORD HIGH MAXIMUM TEMPERATURES SET ON THE 6TH AND THE 13TH AND RECORD HIGH MINIMUM TEMPERATURES SET ON THE 6TH AND 7TH. THIS IS ONLY THE FOURTH YEAR WHERE TEMPERATURES STAYED ABOVE ZERO FOR THE ENTIRE MONTH. THE LAST TIME THIS OCCURRED WAS 2020. DECEMBER WAS DRIER THAN NORMAL WITH ONLY 9 HUNDREDTHS PRECIPITATION OBSERVED COMPARED TO THE NORMAL OF 43 HUNDREDTHS. THERE WAS ONLY 1.2 INCHES OF SNOW DURING THE MONTH WHICH WAS 7.1 INCHES BELOW NORMAL. THE PEAK WIND FOR THE MONTH WAS 47 MPH ON THE 4TH. THERE WAS ALSO A PEAK WIND OF 41 MPH ON THE 7TH AND A PEAK WIND OF 40 MPH ON THE 23RD. THE WINDIEST DAY WAS THE 8TH WITH AN AVERAGE WIND SPEED OF 14.7 MPH. LOOKING AHEAD TO JANUARY, THE NORMAL HIGHS THROUGH THE MONTH RANGE BETWEEN 23 AND 25 WITH A NORMAL LOW OF 6 DEGREES. NORMAL PRECIPITATION FOR JANUARY IS 0.43 INCH AND NORMAL SNOWFALL IS 9.8 INCHES. $$