Climatological Report (Seasonal)
Issued by NWS Duluth, MN

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CXUS53 KDLH 022010 CCA
CLSINL


CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE DULUTH MN
310 PM CDT SAT SEP 2 2017

...................................

...THE INTERNATIONAL FALLS MN CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2017 TO 8/31/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             103   07/22/1923
 LOW               23   06/01/1964
HIGHEST            88   07/30        MM      MM       89
LOWEST             33   08/24        MM      MM       30
MEAN             62.0              63.1    -1.1     63.1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        18.99   1942
TOTALS          10.12             10.43   -0.31    12.76

SNOWFALL (INCHES)
SINCE 7/1         0.0

DEGREE_DAYS
HEATING TOTAL     335               346     -11      284
COOLING TOTAL      79               173     -94      146
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.3
HIGHEST WIND SPEED/DIRECTION    44/100
HIGHEST GUST SPEED/DIRECTION    52/100

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM



-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$

.THE 2017 SUMMER SEASON WAS DRIER THAN NORMAL WITH BELOW NORMAL
TEMPERATURES AT INTERNATIONAL FALLS MN...

THE AVERAGE TEMPERATURE FOR THE SUMMER SEASON WAS 62.0 DEGREES WHICH
WAS 1.1 DEGREES BELOW THE NORMAL OF 63.1 DEGREES. THE HIGHEST
TEMPERATURE FOR THE SUMMER WAS 88 DEGREES ON JULY 30TH. THE LOWEST
TEMPERATURE WAS 33 DEGREES ON AUGUST 24TH. NO MONTHLY TEMPERATURE
RECORDS WERE BROKEN THIS SUMMER.

THE SUMMER OF 2017 WAS BELOW NORMAL FOR PRECIPITATION WITH A TOTAL
OF 10.12 INCHES OF PRECIPITATION WAS RECORDED FOR THE SEASON. THIS
WAS 0.31 INCHES BELOW THE NORMAL OF 10.43 INCHES. THE GREATEST
AMOUNT OF PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON AUGUST 16TH
TO 17TH WHERE 1.69 INCHES WAS RECORDED. AT LEAST 0.01 INCHES OF
PRECIPITATION FELL ON 40 DAYS. AT LEAST 0.10 INCHES OF PRECIPITATION
FELL ON 22 DAYS. AT LEAST 0.50 INCHES OF PRECIPITATION FELL ON 6
DAYS. AT LEAST 1 INCH FELL ON 3 DAYS. NO MONTHLY PRECIPITATION
RECORDS WERE BROKEN THIS SUMMER.

THE AVERAGE WIND SPEED FOR THE SUMMER WAS 5.3 MPH. THE HIGHEST
SUSTAINED WIND OCCURRED ON JUNE 13TH WITH A SPEED OF 44 MPH OUT OF
THE EAST. THE HIGHEST PEAK GUST OCCURRED ON JUNE 13TH WITH A SPEED
OF 52 MPH.

THERE WERE 335 HEATING DEGREE DAYS FOR THE SUMMER WHICH WAS 11 BELOW
THE NORMAL OF 346. THERE WERE 79 COOLING DEGREE DAYS FOR THE SUMMER
WHICH WAS 94 BELOW THE NORMAL OF 173. THE HIGHEST SEA LEVEL PRESSURE
READING FOR THE SUMMER WAS 30.31 INCHES REACHED ON AUGUST 31ST AND
THE LOWEST SEA LEVEL PRESSURE READING WAS 29.21 INCHES REACHED ON
JUNE 10TH.

THE OUTLOOK FOR FALL...NORMAL HIGHS START IN THE LOW 70S IN EARLY
SEPTEMBER AND BY THE END OF NOVEMBER NORMAL HIGHS COOL TO THE MID
20S. NORMAL LOWS START IN THE UPPER 40S IN EARLY SEPTEMBER AND COOL
TO THE SINGLE DIGITS ABOVE ZERO BY LATE NOVEMBER. NORMAL
PRECIPITATION FOR THE FALL IS 6.45 INCHES. NORMAL SNOWFALL FOR THE
FALL IS 16.0 INCHES. THE LATEST CLIMATE PREDICTION CENTER OUTLOOK
INDICATES THAT ODDS ARE TILTED TOWARDS ABOVE NORMAL TEMPERATURES
AND THERE IS NO CLEAR INDICATION FOR ABOVE OR BELOW NORMAL
PRECIPITATION.

$$

WL



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