Climatological Report (Monthly)
Issued by NWS Duluth, MN

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CXUS53 KDLH 042312
CLMDLH

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE DULUTH MN
612 PM CDT MON MAY 4 2015

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

...THE DULUTH MN CLIMATE SUMMARY FOR THE MONTH OF APRIL 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              88   04/27/1952
 LOW               -5   04/04/1975
                        04/03/1954
HIGHEST            76   04/12        MM      MM       66  04/20
LOWEST             22   04/05        MM      MM       11  04/02
AVG. MAXIMUM     52.4              49.2     3.2     43.1
AVG. MINIMUM     32.1              30.0     2.1     27.1
MEAN             42.2              39.6     2.6     35.1
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               1.5    -1.5        4
DAYS MIN <= 32     18              17.8     0.2       25
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.18   2001
 MINIMUM         0.24   1987
TOTALS           1.03              2.43   -1.40     3.30
DAILY AVG.       0.03              0.08   -0.05     0.11
DAYS >= .01         7              10.6    -3.6       15
DAYS >= .10         2               5.5    -3.5        8
DAYS >= .50         1               1.6    -0.6        3
DAYS >= 1.00        0               0.3    -0.3        0
GREATEST
 24 HR. TOTAL    0.52                            04/23 TO 04/24
                                                          04/16 TO 04/16
                                                          04/16 TO 04/16

SNOWFALL (INCHES)
RECORDS
 TOTAL           26.3   2014
TOTALS            1.2               6.9    -5.7     26.3
SINCE 7/1        49.2              85.7   -36.5    131.0
SNOWDEPTH AVG.      0                MM      MM       12
DAYS >= 1.0         0               1.8    -1.8        5
GREATEST
 SNOW DEPTH         1   04/21                         34  04/04
                        04/20
 24 HR TOTAL      0.6   MM

DEGREE_DAYS
HEATING TOTAL     675               762     -87      886
 SINCE 7/1       8573              8839    -266     9766
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.......................................................

WIND (MPH)
AVERAGE WIND SPEED              11.4
HIGHEST WIND SPEED/DIRECTION    45/260    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    58/270    DATE  04/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                7     SLEET                      1
FOG                       8     FOG W/VIS <= 1/4 MILE      5
HAZE                      4

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

$$

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

THE AVERAGE TEMPERATURE FOR APRIL WAS 42.2 DEGREES WHICH WAS 2.6
DEGREES WARMER THAN THE NORMAL OF 39.6 DEGREES MAKING THIS THE 20TH
WARMEST APRIL IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE
MONTH WAS 76 DEGREES ON THE 12TH. THE LOWEST TEMPERATURE WAS 22
DEGREES ON THE 5TH. ONE DAILY TEMPERATURE RECORD WAS SET FOR THE
MONTH. A RECORD HIGH TEMPERATURE OF 76 DEGREES WAS RECORDED ON THE
12TH BREAKING THE OLD RECORD OF 73 DEGREES SET IN 1908.

APRIL 2015 WAS DRIER THAN NORMAL WITH A TOTAL OF 1.03 INCHES OF
PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 1.40 INCHES BELOW THE
NORMAL OF 2.43 INCHES TYING THIS FOR THE 21TH DRIEST APRIL IN
RECORDED HISTORY. THE GREATEST AMOUNT OF PRECIPITATION IN A 24 HOUR
PERIOD OCCURRED ON THE 19TH WHEN 0.52 INCHES WAS RECORDED. AT LEAST A
TRACE OF PRECIPITATION WAS RECORDED ON 15 DAYS. AT LEAST 0.01 INCH
OF PRECIPITATION FELL ON 7 DAYS. AT LEAST 0.10 INCHES FELL ON 2
DAYS. AT LEAST 0.50 INCHES FELL ON 1 DAY. 1.2 INCHES OF SNOW FELL
FOR THE MONTH WHICH WAS 5.7 INCHES BELOW THE NORMAL OF 6.9 INCHES
TYING THIS FOR THE 31ST LEAST SNOWIEST APRIL IN STATION HISTORY. NO
DAILY PRECIPITATION OR SNOWFALL RECORDS WERE SET FOR THE MONTH.

THE AVERAGE WIND SPEED FOR THE MONTH WAS 11.4 MPH. THE WINDIEST DAY
FOR THE MONTH WAS ON THE 2ND WITH AN AVERAGE WIND SPEED OF 22.4 MPH.
THE HIGHEST SUSTAINED WINDS OCCURRED ON THE 2ND WITH A WIND FROM THE
WEST AT 45 MPH. A PEAK GUST OF 58 MPH FROM THE WEST WAS RECORDED ON
THE 2ND. THERE WERE 675 HEATING DEGREE DAYS FOR THE MONTH WHICH
WAS 87 BELOW THE NORMAL OF 762. THIS BROUGHT THE SEASONAL TOTAL TO
8573 WHICH WAS 266 BELOW THE NORMAL OF 8839. THERE WERE 0 COOLING
DEGREE DAYS FOR THE MONTH WHICH WAS NORMAL. THE SEASONAL TOTAL
COOLING DEGREE DAYS STANDS AT 0 WHICH IS NORMAL. THE HIGHEST
BAROMETRIC PRESSURE READING FOR THE MONTH WAS 30.36 INCHES REACHED
ON THE 7TH AND THE LOWEST BAROMETRIC PRESSURE READING WAS 29.38
INCHES REACHED ON THE 21ST.

THE OUTLOOK FOR MAY...NORMAL HIGHS START IN THE UPPER 50S AND WARM
TO THE MID 60S AT THE END OF THE MONTH. NORMAL LOWS FOR THE MONTH
START IN THE MID 30S AND WARM TO THE MID 40S AT THE END OF THE
MONTH. NORMAL PRECIPITATION FOR MAY IS 3.23 INCHES. NORMAL SNOWFALL
FOR MAY IS 0.4 INCHES. NEAR NORMAL TEMPERATURES AND BELOW NORMAL
PRECIPITATION ARE FORECASTED FOR MAY.

$$




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