Duluth & International Falls July 2016 Monthly Climate Summaries & August Outlook

Duluth and International Falls July Climate Summary

and August Climate Outlook

THE DULUTH MN CLIMATE SUMMARY FOR THE MONTH OF JULY 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             106   07/13/1936
 LOW               35   07/01/1988
HIGHEST            90   07/22        MM      MM       89  07/26
LOWEST             45   07/01        MM      MM       48  07/01
AVG. MAXIMUM     77.2              76.3     0.9     79.6
AVG. MINIMUM     57.0              55.4     1.6     58.9
MEAN             67.1              65.8     1.3     69.2
DAYS MAX >= 90      1               0.9     0.1        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           4.39              3.85    0.54     3.01
DAILY AVG.       0.14              0.12    0.02     0.10
DAYS >= .01        13              11.8     1.2        8
DAYS >= .10         7               6.8     0.2        4
DAYS >= .50         3               2.4     0.6        3
DAYS >= 1.00        1               1.0     0.0        0
GREATEST
 24 HR. TOTAL    2.27                            07/11 TO 07/11

DEGREE_DAYS
HEATING TOTAL      29                63     -34       15
 SINCE 7/1         29                63     -34       15
COOLING TOTAL     103                90      13      156
 SINCE 1/1        155               124      31      182
..................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    43/320    DATE  07/21
HIGHEST GUST SPEED/DIRECTION    69/290    DATE  07/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

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

  JULY 2016 WAS WARMER WITH ABOVE NORMAL PRECIPITATION AT DULUTH MN

THE AVERAGE TEMPERATURE FOR JULY WAS 67.1 DEGREES WHICH WAS 1.3
DEGREES ABOVE THE NORMAL OF 65.8 DEGREES MAKING THIS THE 25TH
WARMEST JULY IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE
MONTH WAS 90 DEGREES ON THE 22ND. THE LOWEST TEMPERATURE WAS 45
DEGREES ON THE 1ST. NO DAILY TEMPERATURE RECORDS WERE BROKEN FOR THE
MONTH. THIRTEEN DAYS HAD AVERAGE TEMPERATURES BELOW NORMAL.

JULY 2016 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF 4.39
INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 0.54 INCHES
ABOVE THE NORMAL OF 3.85 INCHES. THE GREATEST AMOUNT OF
PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE 11TH WHEN 2.27
INCHES WAS RECORDED. AT LEAST A TRACE OF PRECIPITATION WAS RECORDED
ON 14 DAYS. AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 13 DAYS.
AT LEAST 0.10 INCHES FELL ON 7 DAYS. AT LEAST 0.50 INCHES FELL ON 3
DAYS. AT LEAST 1.00 INCHES FELL ON 1 DAY. ONE RAINFALL RECORD WAS
TIED FOR THE MONTH. ON THE 11TH 2.27 INCHES OF RAIN FELL WHICH TIES
THE OLD RECORD SET IN 1914.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 8.4 MPH. THE WINDIEST DAY
OF THE MONTH WAS ON THE 13TH WITH AN AVERAGE WIND OF 18.7 MPH. THE
HIGHEST SUSTAINED WIND OCCURRED ON THE 21ST WITH A WIND FROM THE
NORTHWEST AT 43 MPH. A PEAK WIND GUST OF 69 MPH WAS RECORDED ON THE
21ST. THERE WERE 29 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 34
BELOW THE NORMAL OF 63. THIS BROUGHT THE SEASONAL TOTAL TO 29 WHICH
WAS 34 BELOW THE NORMAL OF 63. THERE WERE 103 COOLING DEGREE DAYS
FOR THE MONTH WHICH WAS 13 ABOVE THE NORMAL OF 90. THE SEASONAL
TOTAL COOLING DEGREE DAYS STANDS AT 155 WHICH WAS 31 ABOVE THE
NORMAL OF 124. THE HIGHEST SEA LEVEL PRESSURE FOR THE MONTH WAS
30.24 INCHES REACHED ON THE 19TH AND THE LOWEST SEA LEVEL PRESSURE
READING WAS 29.42 INCHES REACHED ON THE 11TH.

THE INTERNATIONAL FALLS MN CLIMATE SUMMARY FOR THE MONTH OF JULY 2016


CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              98   07/06/1988
                        07/29/1975
 LOW               34   07/05/2001
                        07/07/1997
HIGHEST            89   07/20        MM      MM       90  07/26
LOWEST             40   07/01        MM      MM       37  07/07
AVG. MAXIMUM     78.2              77.8     0.4     79.1
AVG. MINIMUM     53.6              52.6     1.0     53.3
MEAN             65.9              65.2     0.7     66.2
DAYS MAX >= 90      0               1.0    -1.0        1
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         9.52   1966
 MINIMUM         1.00   1941
TOTALS           2.43              3.70   -1.27     1.47
DAILY AVG.       0.08              0.12   -0.04     0.05
DAYS >= .01        11              11.9    -0.9       11
DAYS >= .10         7               6.8     0.2        4
DAYS >= .50         2               2.1    -0.1        0
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    0.91   07/07 TO 07/08

DEGREE_DAYS
HEATING TOTAL      43                70     -27       47
 SINCE 7/1         43                70     -27       47
COOLING TOTAL      81                76       5       91
 SINCE 1/1        102               123     -21       95
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.7
HIGHEST WIND SPEED/DIRECTION    31/340    DATE  07/17
HIGHEST GUST SPEED/DIRECTION    41/330    DATE  07/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       6
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

              JULY 2016 WAS WARMER THAN NORMAL WITH BELOW 
             NORMAL PRECIPITATION AT INTERNATIONAL FALLS MN

THE AVERAGE TEMPERATURE FOR JULY WAS 65.9 DEGREES WHICH WAS 0.7 DEGREES
ABOVE THE NORMAL OF 65.2 DEGREES. THE HIGHEST TEMPERATURE FOR THE MONTH
WAS 89 DEGREES ON THE 20TH. THE LOWEST TEMPERATURE WAS 40 DEGREES ON THE
1ST. NO DAILY TEMPERATURE RECORDS WERE BROKEN FOR THE MONTH.

JULY 2016 WAS BELOW NORMAL FOR PRECIPITATION WITH A TOTAL OF 2.43 INCHES
OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 1.27 INCHES BELOW THE
NORMAL OF 3.70 INCHES MAKING THIS THE 30TH DRIEST JULY IN STATION HISTORY.
THE GREATEST AMOUNT OF PRECIPITATION IN A 24 HOUR PERIOD OCCURRED ON THE
7TH TO 8TH WHEN 0.91 INCHES WAS RECORDED. AT LEAST A TRACE OF
PRECIPITATION WAS RECORDED ON 16 DAYS. AT LEAST 0.01 OF AN INCH OF 
PRECIPITATION FELL ON 11 DAYS. AT LEAST 0.10 OF AN INCH FELL ON 7 DAYS. AT
LEAST 0.50 OF AN INCH FELL ON 2 DAYS. NO DAILY PRECIPITATION RECORDS WERE
BROKEN FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 5.7 MPH. THE WINDIEST DAY FOR THE
MONTH WAS ON THE 13TH WITH AN AVERAGE WIND OF 10.7 MPH. THE HIGHEST
SUSTAINED WIND OCCURRED ON THE 17TH WITH A SPEED OF 31 MPH OUT OF THE
NORTH NORTHWEST. A PEAK GUST OF 41 MPH WAS RECORDED ON THE 17TH. THERE
WERE 43 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 27 BELOW THE NORMAL OF
70. THIS BROUGHT THE SEASONAL TOTAL TO 43 WHICH WAS 27 BELOW THE NORMAL OF
70. THERE WERE 81 COOLING DEGREE DAYS FOR THE MONTH WHICH WAS 5 ABOVE THE
NORMAL OF 76. THE SEASONAL TOTAL COOLING DEGREE DAYS STANDS AT 102 WHICH
IS 21 BELOW THE NORMAL OF 123. THE HIGHEST SEA LEVEL PRESSURE READING FOR
THE MONTH WAS 30.23 INCHES REACHED ON THE 19TH AND THE LOWEST SEA LEVEL
PRESSURE READING WAS 29.41 INCHES REACHED ON THE 13TH.

August Climate Outlook

Temperature Outlook

Precipitation Outlook

NORMAL HIGHS FOR DULUTH ARE IN THE MID 70S AT THE BEGINNING OF THE 
MONTH AND COOL TO THE LOW 70S BY THE END OF THE MONTH. NORMAL LOWS
FOR THE MONTH BEGIN IN THE MID 50S AND COOL TO THE LOW 50S BY THE END
OF THE MONTH. NORMAL PRECIPITATION FOR AUGUST IS 3.70 INCHES.

NORMAL HIGHS FOR INTERNATIONAL FALLS BEGIN THE MONTH IN THE UPPER 70S
AND COOL TO THE LOW 70S BY THE END OF THE MONTH. NORMAL LOWS BEGIN
THE MONTH IN THE LOW 50S AND COOL TO THE UPPER 40S BY THE END OF THE
MONTH. NORMAL PRECIPITATION FOR AUGUST IS 2.81 INCHES. 

FOR BOTH LOCATIONS THE LATEST CLIMATE PREDICTION CENTER (CPC) OUTLOOK
INDICATES THAT THERE IS NO CLEAR INDICATION FOR ABOVE OR BELOW NORMAL
PRECIPITATION AND TEMPERATURE.

Duluth, MN

Normals for the Month of August (The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)
The Normal, Monthly Average Temperature (degrees F)	64.3
The Normal, Monthly High Temperature (degrees F)	74.3
The Normal, Monthly Low Temperature (degrees F)	54.4

Normal Monthly Precipitation (inches)	3.70
Normal Monthly Snowfall (inches)	0.0

Normal number of days with Measurable Precipitation	10.8
Normal number of days with snow depth of 1 inch or greater	0.0

Normal Heating Degree Days	86
Normal Cooling Degree Days	66

Records for the Month of August
Warmest Month (Monthly Average Temperature)	70.2 in 1930
Coldest Month (Monthly Average Temperature)	57.5 in 1912
Highest Observed Temperature (degrees F)	97 on the 1st in 1930
Lowest Observed High Temperature (degrees F)	50 on the 30^th in 1892
Lowest Observed Temperature (degrees F)	32 on the 27^th in 1986
Highest Observed Low Temperature (degrees F)	77 on the 25^th in 2013

Greatest Monthly Precipitation (inches)	10.31 in 1972
Least Monthly Precipitation (inches)	0.29 in 1930
Greatest Daily Precipitation (inches)	3.22 on the 8^th in 1978

Greatest Monthly Snowfall (inches)	0.0
Least Monthly Snowfall (inches)	0.0
Greatest Daily Snowfall (inches)	0.0
Greatest Measured Snow Depth (inches)	0

Greatest Measured Wind Speed (mph)	63 on 6^th in 1996

International Falls, MN

Normals for the Month of August (The monthly climate normals are from a 30 year period defined by the Climate Prediction Center as 1981-2010)
The Normal, Monthly Average Temperature (degrees F)	63.3
The Normal, Monthly High Temperature (degrees F)	75.9
The Normal, Monthly Low Temperature (degrees F)	50.7

Normal Monthly Precipitation (inches)	2.81
Normal Monthly Snowfall (inches)	0.0

Normal number of days with Measurable Precipitation	11.0
Normal number of days with snow depth of 1 inch or greater	0.0

Normal Heating Degree Days	111
Normal Cooling Degree Days	58

Records for the Month of August
Warmest Month (Monthly Average Temperature)	68.5 in 1983
Coldest Month (Monthly Average Temperature)	56.0 in 2004
Highest Observed Temperature (degrees F)	96 on the 9^th in 1920
Lowest Observed High Temperature (degrees F)	49 on the 10^th in 2004
Lowest Observed Temperature (degrees F)	27 on the 31^st in 1906
Highest Observed Low Temperature (degrees F)	77 on the 5^th in 2001

Greatest Monthly Precipitation (inches)	11.26 in 1942
Least Monthly Precipitation (inches)	0.53 in 1906
Greatest 24 hr Precipitation (inches)	4.82 on the 30^th in 1942

Greatest Monthly Snowfall (inches)	0.0
Least Monthly Snowfall (inches)	0.0
Greatest 24 hr Snowfall (inches)	0.0
Greatest Measured Snow Depth (inches)	0.0

Greatest Measured Wind Speed (mph)	67 on the 22^nd in 1995