Climatological Report (Monthly)
Issued by NWS Duluth, MN

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CXUS53 KDLH 010644
CLMDLH


CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
140 AM CDT THU SEP 1 2016

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

...THE DULUTH MN CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              97   08/05/1947
                        08/01/1930
 LOW               32   08/27/1986
HIGHEST            85   08/23        MM      MM       93  08/14
                        08/09
LOWEST             50   08/21        MM      MM       42  08/26
                        08/07
AVG. MAXIMUM     77.0              74.3     2.7     75.4
AVG. MINIMUM     58.0              54.4     3.6     55.2
MEAN             67.5              64.3     3.2     65.3
DAYS MAX >= 90      0               0.3    -0.3        3
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.31   1972
 MINIMUM         0.15   2008
TOTALS           4.96              3.70    1.26     4.09
DAILY AVG.       0.16              0.12    0.04     0.13
DAYS >= .01        12              10.8     1.2       12
DAYS >= .10         8               6.4     1.6        5
DAYS >= .50         3               2.5     0.5        4
DAYS >= 1.00        2               1.1     0.9        1
GREATEST
 24 HR. TOTAL    1.72                            08/29 TO 08/29

DEGREE_DAYS
HEATING TOTAL      25                86     -61       81
 SINCE 7/1         54               149     -95       96
COOLING TOTAL     112                66      46       96
 SINCE 1/1        267               190      77      278
..................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    53/280    DATE  08/04
HIGHEST GUST SPEED/DIRECTION    66/280    DATE  08/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       5
LIGHT RAIN               13     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      6
HAZE                      0

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

$$

.AUGUST 2016 WAS WARMER WITH ABOVE NORMAL PRECIPITATION AT DULUTH
MN...

THE AVERAGE TEMPERATURE FOR AUGUST WAS 67.5 DEGREES WHICH WAS 3.2
DEGREES ABOVE THE NORMAL OF 64.3 DEGREES MAKING THIS THE 10TH
WARMEST AUGUST IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE
MONTH WAS 85 DEGREES ON THE 9TH AND THE 23RD. THE LOWEST TEMPERATURE
WAS 50 DEGREES ON THE 7TH AND THE 21ST. NO DAILY TEMPERATURE RECORDS
WERE BROKEN FOR THE MONTH. SIX DAYS HAD AVERAGE TEMPERATURES BELOW
NORMAL.

AUGUST 2016 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF 4.96
INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 1.26 INCHES
ABOVE THE NORMAL OF 3.70 INCHES. THE GREATEST AMOUNT OF
PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 29TH WHEN 1.72
INCHES WAS RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS RECORDED
ON 15 DAYS. AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 12 DAYS.
AT LEAST 0.10 INCHES FELL ON 8 DAYS. AT LEAST 0.50 INCHES FELL ON 3
DAYS. AT LEAST 1.00 INCHES FELL ON 2 DAYS. NO DAILY PRECIPITATION
RECORDS WERE BROKEN FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 8.0 MPH. THE WINDIEST DAY
OF THE MONTH WAS ON THE 22ND AND 23RD WITH AN AVERAGE WIND OF 13.6
MPH. THE HIGHEST SUSTAINED WIND OCCURRED ON THE 4TH WITH A WIND FROM
THE WEST AT 53 MPH. A PEAK WIND GUST OF 66 MPH WAS RECORDED ON THE
4TH. THERE WERE 25 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 61
BELOW THE NORMAL OF 86. THIS BROUGHT THE SEASONAL TOTAL TO 54 WHICH
WAS 95 BELOW THE NORMAL OF 149. THERE WERE 112 COOLING DEGREE DAYS
FOR THE MONTH WHICH WAS 46 ABOVE THE NORMAL OF 66. THE SEASONAL
TOTAL COOLING DEGREE DAYS STANDS AT 267 WHICH WAS 77 ABOVE THE
NORMAL OF 190. THE HIGHEST SEA LEVEL PRESSURE FOR THE MONTH WAS
30.26 INCHES REACHED ON THE 31ST AND THE LOWEST SEA LEVEL PRESSURE
READING WAS 29.69 INCHES REACHED ON THE 20TH.

THE OUTLOOK FOR SEPTEMBER...NORMAL HIGHS BEGIN IN THE LOW 70S AT THE
BEGINNING OF THE MONTH AND COOL TO THE UPPER 50S BY THE END OF THE
MONTH. NORMAL LOWS FOR THE MONTH BEGIN IN THE LOW 50S AND COOL TO
THE LOW 40S BY THE END OF THE MONTH. NORMAL PRECIPITATION FOR
SEPTEMBER IS 4.11 INCHES. THE LATEST CPC OUTLOOK INDICATES THAT
THERE IS NO CLEAR INDICATION FOR ABOVE OR BELOW NORMAL TEMPERATURES
AND THERE IS A CHANCE OF ABOVE NORMAL PRECIPITATION.

$$



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