


Climatological Report (Monthly)
Issued by NWS Grand Forks, ND
Issued by NWS Grand Forks, ND
094 CXUS53 KFGF 012211 CLMFAR CLIMATE REPORT NATIONAL WEATHER SERVICE GRAND FORKS 429 PM CDT WED OCT 01 2025 ................................... ...THE FARGO HECTOR INTL AP ND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1881 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 102 09/08/1959 LOW 17 09/30/1883 HIGHEST 92 09/29 70 22 91 09/17 LOWEST 33 09/07 46 -13 39 09/22 AVG. MAXIMUM 76.6 72.0 4.6 80.9 AVG. MINIMUM 52.4 48.1 4.3 55.6 MEAN 64.5 60.0 4.5 68.2 DAYS MAX >= 90 1 1.1 -0.1 2 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.9 -0.9 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 6.50 1999 MINIMUM 0.08 2024 TOTALS 1.60 2.68 -1.08 0.08 DAILY AVG. 0.05 0.09 -0.04 0.00 DAYS >= .01 7 8.7 -1.7 3 DAYS >= .10 4 4.7 -0.7 0 DAYS >= .50 2 1.9 0.1 0 DAYS >= 1.00 0 0.8 -0.8 0 GREATEST 24 HR. TOTAL 2.49 09/18 TO 09/19 DEGREE DAYS HEATING TOTAL 90 198 -108 50 SINCE 7/1 127 247 -120 MM COOLING TOTAL 83 49 34 151 SINCE 1/1 600 538 62 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 8.3 HIGHEST WIND SPEED/DIRECTION 31/310 DATE 09/04 HIGHEST GUST SPEED/DIRECTION 41/310 DATE 09/04 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.27 NUMBER OF DAYS FAIR 21 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 3 AVERAGE RH (PERCENT) 72 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 3 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 15 FOG W/VIS <= 1/4 MILE 3 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && THE MONTH OF SEPTEMBER AT THE FARGO HECTOR INTERNATIONAL AIRPORT WAS ABOVE NORMAL IN TEMPERATURE AND BELOW NORMAL IN PRECIPITATION. THE AVERAGE TEMPERATURE FOR THE MONTH WAS 64.5 DEGREES, WHICH WAS 4.5 DEGREES ABOVE NORMAL. THIS IS THE 8TH WARMEST AVERAGE TEMPERATURE ON RECORD FOR THE MONTH OF SEPTEMBER. NO DAILY TEMPERATURE RECORDS WERE SET FOR THE MONTH. PRECIPITATION FOR THE MONTH WAS 1.60 INCHES, WHICH WAS 1.08 INCHES BELOW NORMAL. NO DAILY PRECIPITATION RECORDS WERE SET FOR THE MONTH. THIS DATA IS PROVISIONAL AND SUBJECT TO CHANGE. THE FINAL AND OFFICIAL RECORDS WILL BE AVAILABLE FROM THE NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION (NCEI). $$