448
CXUS53 KFGF 012222
CLMFGF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND FORKS
429 PM CDT WED OCT 01 2025
...............................
...THE GRAND FORKS UNIV. (NWS) ND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 102 09/05/1978
LOW 11 09/27/1893
HIGHEST 86 09/14 70 16 87 09/08
09/29
09/16
LOWEST 35 09/07 46 -11 42 09/22
AVG. MAXIMUM 74.2 69.7 4.5 78.8
AVG. MINIMUM 52.6 47.4 5.2 55.5
MEAN 63.4 58.5 4.9 67.2
DAYS MAX >= 90 0 0.6 -0.6 0
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 9.07 2019
MINIMUM 0.10 1897
TOTALS 1.85 2.42 -0.57 0.68
DAILY AVG. 0.06 0.08 -0.02 0.02
DAYS >= .01 10 8.7 1.3 7
DAYS >= .10 6 4.4 1.6 2
DAYS >= .50 0 1.5 -1.5 0
DAYS >= 1.00 0 0.5 -0.5 0
GREATEST
24 HR. TOTAL 0.40 09/12 TO 09/12 0.37
SNOWFALL (INCHES)
RECORDS
TOTAL 0.5 1972
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 107 225 -118
SINCE 7/1 144 289 -145
COOLING TOTAL 67 32 35
SINCE 1/1 534 429 105
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SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER MM
NUMBER OF DAYS FAIR 0
NUMBER OF DAYS PC 0
NUMBER OF DAYS CLOUDY 0
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 2
LIGHT RAIN 4 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
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 GRAND FORKS UNIVERSITY (NWS) WAS ABOVE
NORMAL IN TEMPERATURE AND BELOW NORMAL IN PRECIPITATION.
THE AVERAGE TEMPERATURE FOR THE MONTH WAS 63.4 DEGREES, WHICH WAS
4.9 DEGREES ABOVE NORMAL. THIS IS THE 5TH WARMEST AVERAGE
TEMPERATURE ON RECORD FOR THE MONTH OF SEPTEMBER. DESPITE THE WARMER
THAN NORMAL TEMPERATURES, AN EARLY SEASON COOL SPELL BROUGHT A
RECORD LOW MAXIMUM TEMPERATURE AT THE GRAND FORKS UNIVERSITY/NWS
CLIMATE STATION ON THURSDAY SEPTEMBER 4TH. THIS ALSO WAS THE
EARLIEST DATE WHEN THE HIGH TEMPERATURE WAS BELOW 50 DEGREES DURING
THE AUTUMN MONTHS OF SEPTEMBER AND OCTOBER. SEE RERFGF TEXT PRODUCT
ISSUED ON FRIDAY SEPTEMBER 5TH FOR MORE INFORMATION.
PRECIPITATION FOR THE MONTH WAS 1.85 INCHES, WHICH WAS 0.57 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).
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