Climatological Report (Monthly)
Issued by NWS Duluth, MN

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CXUS53 KDLH 010636
CLMDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
136 AM CDT SAT AUG 1 2015

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

...THE DULUTH MN CLIMATE SUMMARY FOR THE MONTH OF JULY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   07/13/1936
 LOW               35   07/01/1988
HIGHEST            89   07/26        MM      MM       88  07/21
LOWEST             48   07/01        MM      MM       45  07/16
AVG. MAXIMUM     79.6              76.3     3.3     76.1
AVG. MINIMUM     58.9              55.4     3.5     56.5
MEAN             69.2              65.8     3.4     66.3
DAYS MAX >= 90      0               0.9    -0.9        0
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        10.83   1909
 MINIMUM         0.47   1875
TOTALS           3.01              3.85   -0.84     3.42
DAILY AVG.       0.10              0.12   -0.02     0.11
DAYS >= .01         8              11.8    -3.8       10
DAYS >= .10         4               6.8    -2.8        7
DAYS >= .50         3               2.4     0.6        3
DAYS >= 1.00        0               1.0    -1.0        0
GREATEST
 24 HR. TOTAL    1.87                            07/05 TO 07/06

DEGREE_DAYS
HEATING TOTAL      15                63     -48       40
 SINCE 7/1         15                63     -48       40
COOLING TOTAL     156                90      66       85
 SINCE 1/1        182               124      58      132
..................................................

WIND (MPH)
AVERAGE WIND SPEED              8.8
HIGHEST WIND SPEED/DIRECTION    31/280    DATE  07/29
HIGHEST GUST SPEED/DIRECTION    41/290    DATE  07/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      3
HAZE                      9

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

$$

.JULY 2015 WAS WARMER AND DRIER THAN NORMAL AT DULUTH MN...

THE AVERAGE TEMPERATURE FOR JULY WAS 69.2 DEGREES WHICH WAS 3.4
DEGREES ABOVE THE NORMAL OF 65.8 DEGREES MAKING THIS THE 12TH
WARMEST JULY IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE
MONTH WAS 86 DEGREES ON THE 26TH. THE LOWEST TEMPERATURE WAS 48
DEGREES ON THE 1ST. NO DAILY TEMPERATURE RECORDS WERE TIED OR BROKEN
FOR THE MONTH.

JULY 2015 WAS DRIER THAN NORMAL WITH A TOTAL OF 3.01 INCHES OF
PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 0.84 INCHES BELOW THE
NORMAL OF 3.85 INCHES MAKING THIS THE 57TH DRIEST JULY IN RECORDED
HISTORY. THE GREATEST AMOUNT OF PRECIPITATION IN A 24 HOUR PERIOD
OCCURRED ON THE 5TH THROUGH THE 6TH WHEN 1.87 INCHES WAS RECORDED.
AT LEAST A TRACE OF PRECIPITATION WAS RECORDED ON 11 DAYS. AT LEAST
0.01 OF AN INCH OF PRECIPITATION FELL ON 8 DAYS. AT LEAST 0.10 OF AN
INCH FELL ON 4 DAYS. AT LEAST 0.50 OF AN INCH FELL ON 3 DAYS. NO
DAILY PRECIPITATION RECORDS WERE SET FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 8.8 MPH. THE WINDIEST DAY
FOR THE MONTH WAS ON THE 29TH WITH AN AVERAGE WIND SPEED OF 17.2
MPH. THE HIGHEST SUSTAINED WINDS OCCURRED ON THE 29TH WITH A WIND
FROM THE WEST AT 31 MPH. A PEAK GUST OF 41 MPH FROM THE WEST WAS
RECORDED ON THE 29TH AND ON THE 31ST. THERE WERE 15 HEATING DEGREE
DAYS FOR THE MONTH WHICH WAS 48 BELOW THE NORMAL OF 63. THIS BROUGHT
THE SEASONAL TOTAL TO 15 WHICH WAS 48 BELOW THE NORMAL OF 63. THERE
WERE 156 COOLING DEGREE DAYS FOR THE MONTH WHICH WAS 66 ABOVE THE
NORMAL OF 90. THE SEASONAL TOTAL COOLING DEGREE DAYS STANDS AT 182
WHICH IS 58 DEGREES ABOVE THE NORMAL OF 124. THE HIGHEST BAROMETRIC
READING FOR THE MONTH WAS 30.17 INCHES REACHED ON THE 7TH AND THE
LOWEST BAROMETRIC PRESSURE READING WAS 29.59 INCHES REACHED ON THE
13TH.

THE OUTLOOK FOR AUGUST...NORMAL HIGHS START IN THE MID 70S AND COOL
TO THE LOWER 70S AT THE END OF THE MONTH. NORMAL LOWS FOR THE MONTH
START IN THE MID 50S AND COOL TO THE LOWER 50S AT THE END OF THE
MONTH. NORMAL PRECIPITATION FOR AUGUST IS 3.70 INCHES. NEAR NORMAL
TEMPERATURES AND NEAR NORMAL PRECIPITATION ARE FORECASTED FOR AUGUST.

$$


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