Climatological Report (Monthly)
Issued by NWS Glasgow, MT
Issued by NWS Glasgow, MT
608 CXUS55 KGGW 010921 CLMGGW CLIMATE REPORT NATIONAL WEATHER SERVICE GLASGOW, MT 321 AM MDT TUE OCT 01 2024 ................................... ...THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1893 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 106 09/07/2022 LOW 14 09/25/1928 HIGHEST 99 09/29 98 LOWEST 42 09/22 42 09/30 AVG. MAXIMUM 82.6 72.9 9.7 79.2 AVG. MINIMUM 53.1 6.2 52.4 MEAN 67.8 59.9 7.9 65.8 DAYS MAX >= 90 7 3 DAYS MAX <= 32 0 0 DAYS MIN <= 32 0 0 DAYS MIN <= 0 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.72 1938 MINIMUM 0.00 1899 TOTALS 1.60 1.06 0.54 0.71 DAILY AVG. 0.05 0.04 0.01 0.02 DAYS >= .01 6 8 DAYS >= .10 4 DAYS >= .50 1 0 DAYS >= 1.00 0 0 GREATEST 24 HR. TOTAL 0.78 09/18 TO 09/18 SNOWFALL (INCHES) RECORDS TOTAL 4.6 1926 SNOW DEPTH 2 09/24/1984 TOTALS 0.0 0.0 0.0 0.0 LIQUID EQUIV 0.00 0.00 0.00 0.00 SINCE 7/1 0.0 0.0 0.0 MM LIQUID 7/1 0.00 0.00 0.00 MM SNOWDEPTH AVG. 0 0 DAYS >= TRACE 0 0 DAYS >= 1.0 0 0 GREATEST SNOW DEPTH 0 0 MM 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 41 200 -159 49 SINCE 7/1 57 244 -187 MM COOLING TOTAL 132 47 85 78 SINCE 1/1 830 582 248 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 11.0 HIGHEST WIND SPEED/DIRECTION 40/300 DATE 09/20 HIGHEST GUST SPEED/DIRECTION 56/310 DATE 09/20 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.15 NUMBER OF DAYS FAIR 26 NUMBER OF DAYS PC 2 NUMBER OF DAYS CLOUDY 2 AVERAGE RH (PERCENT) 49 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 4 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 FOG W/VIS <= 1/4 MILE 0 HAZE 5 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && SEPTEMBER WAS A MONTH OF RECORD WARM TEMPERATURES AND ABOVE NORMAL PRECIPITATION. WITH AN AVERAGE TEMPERATURE OF 67.8 DEGREES, SEPTEMBER 2024 RANKS AS THE WARMEST SEPTEMBER ON RECORD BY 1.9 DEGREES, PREVIOUSLY 65.9 DEGREES IN 2022. THE MONTH WAS ALSO 7.9 DEGREES ABOVE NORMAL. THE HIGHEST TEMPERATURE FOR THE MONTH WAS 99 DEGREES ON THE 29TH, WHICH SET A DAILY HIGH TEMPERATURE RECORD BY 10 DEGREES AND IS THE WARMEST SO LATE IN THE SEASON BY 9 DAYS. A DAILY RECORD HIGH OF 96 WAS ALSO SET ON THE 25TH. THE COOLEST TEMPERATURE FOR THE MONTH WAS 42 ON THE 22ND AND 30TH, TYING 2023 FOR THE HIGHEST SEPTEMBER MONTHLY MINIMUM ON RECORD. PRECIPITATION FOR THE MONTH WAS 1.60 INCHES, OR 0.54 INCHES ABOVE NORMAL. MEASURABLE PRECIPITATION WAS ALL LIMITED TO THE MIDDLE OF THE MONTH WITH THUNDERSTORMS. THE HIGHEST DAILY AMOUNT WAS 0.78 INCHES ON THE 18TH. THE PEAK WIND GUST FOR THE MONTH WAS 56 MPH ON THE 20TH. THE ONLY OTHER DAY WITH A WIND GUST OF AT LEAST 50 MPH WAS ON THE 29TH WITH A GUST OF 50 MPH. THE WINDIEST DAY WAS THE 11TH WITH AN AVERAGE WIND SPEED OF 19.7 MPH. LOOKING AHEAD TO OCTOBER, THE NORMAL HIGH STARTS AT 65 AND COOLS TO 48 ON THE 31ST. THE NORMAL LOW TEMPERATURE STARTS AT 41 AND COOLS TO 27 AT THE END OF THE MONTH. NORMAL PRECIPITATION FOR OCTOBER IS 0.92 INCHES AND NORMAL SNOWFALL IS 1.5 INCHES. $$