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Wisconsin, Grant

Public Information Statement

Statement as of 9:43 AM CDT on September 01, 2015


... A drier and cooler-than-normal Summer in Rochester MN...

During the Summer of 2015... temperatures were colder than
normal and drier than normal at Rochester international Airport.

More details are listed below...

Temperatures...

During meteorological Summer... Rochester international Airport
had an average temperature of 67.8 degrees. This was
1.6 degrees colder than 1981-2010 normal of 69.4 degrees.
The average maximum temperature was 77.5 degrees. This was
2.0 degrees colder than the 1981-2010 normal of 79.5 degrees.
The average minimum temperature was 58.1 degrees. This was
1.2 degrees colder than the 1981-2010 normal of 59.3 degrees.
The Table below provides a breakdown of the temperature departures
from normal for Rochester MN this Summer...

                  Summer 2015 temperatures
                       in Rochester MN

                                            departure from
                                                normal
                                            --------------
June monthly avg. Temp 67.3 degrees -0.3 degrees
       monthly avg. Max temp 77.2 degrees -0.8 degrees
       monthly avg. Min temp 57.4 degrees +0.2 degrees

July monthly avg. Temp 69.5 degrees -1.9 degrees
       monthly avg. Max temp 79.4 degrees -2.0 degrees
       monthly avg. Min temp 59.6 degrees -1.7 degrees

August monthly avg. Temp 66.5 degrees -2.6 degrees
       monthly avg. Max temp 75.9 degrees -3.0 degrees
       monthly avg. Min temp 57.2 degrees -2.1 degrees

Summer seasonal avg. Temp 67.8 degrees -1.6 degrees
       seasonal avg. Max temp 77.5 degrees -2.0 degrees
       seasonal avg. Min temp 58.1 degrees -1.2 degrees


Other temperature tidbits this Summer...


The hottest temperature was 93 degrees on June 9th.
The coldest high temperature was 64 degrees on August 24th and
August 28th.

The coldest temperature was 43 degrees on June 1st.
The warmest low temperature was 68 degrees on August 14th.

The temperature reached 90 degrees on 1 day. Normallty there are 10 days.

Temperatures averaged below normal on 54 days, above normal on 31 days,
and normal temperatures on 7 days.


Precipitation...

During the meteorological Summer... Rochester international Airport
received 12.56 inches of precipitation. This was 1.19 inches drier
than the 1981-2010 normal of 13.75 inches. The Table below contains
the monthly precipitation totals and their departures from normal
for this Summer.

          Summer 2015 precipitation
               in Rochester MN

                precipitation departure
   month total from normal
   ----- ------------ -----------
   June 4.46 inches -0.22 inches
   July 4.94 inches +0.39 inches
   August 3.16 inches -1.36 inches

   Summer 12.56 inches -1.19 inches


Other precipitation tidbits this Summer...

The wettest day occurred on July 28th when 1.67 inches of precipitation fell.

Measurable rain fell on 29 days and trace amounts fell on another 7 days.

0.01 inches or more - 29 days
0.10 inches or more - 21 days
0.50 inches or more - 9 days
1.00 inches or more - 4 days

Sky...

It was clear on 57 days.
It was partly cloudy on 28 days.
It was cloudy on 5 days.

Sea level pressure...

Highest was 30.30 inches on June 1st.
Lowest was 29.46 inches on August 19th.

Winds...

Highest sustained wind was 40 mph from the north on July 18th.
Highest wind gust was 48 mph from the northwest on July 18th.


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

... The Rochester MN climate summary for the season, from
6/1/2015 to 8/31/2015...

Climate normal period 1981 to 2010
climate record period 1886 to 2015

Weather observed normal depart last year's
                 value date(s) value from value date(s)
                                          normal
... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .
temperature (f)
record
high 108 07/14/1936
low 31 06/09/1937
highest 93 06/09 mm mm mm mm
lowest 43 06/01 mm mm mm mm
avg. Maximum 77.5 79.5 -2.0
avg. Minimum 58.1 59.3 -1.2 mm
mean 67.8 69.4 -1.6 mm
days Max >= 90 1 5.5 -4.5 mm
days Max <= 32 0 0.0 0.0 mm
days min <= 32 0 0.0 0.0 mm
days min <= 0 0 0.0 0.0 mm

Precipitation (inches)
record
maximum 19.14 2007
minimum 8.46 2012
totals 12.56 13.75 -1.19 mm
daily avg. 0.14 0.15 -0.01
days >= .01 29 32.2 -3.2 mm
days >= .10 21 20.3 0.7 mm
days >= .50 9 9.6 -0.6 mm
days >= 1.00 4 3.6 0.4 mm
greatest
24 hr. Total 1.67 mm
storm total mm
(mm/dd(hh)) mm

Snowfall (inches)
records
total mm 5
24 hr total mm
totals 0.0 0.0 0.0
liquid equiv 0.00 0.00 0.00
since 7/1 0.0 0.0 0.0
days >= trace 0 0.0 0.0
days >= 1.0 0 0.0 0.0
greatest
snow depth 0 mm
24 hr total 0.0 mm
storm total mm
(mm/dd(hh)) mm

Degree_days
heating total 79 90 -11
since 7/1 59 38 21
cooling total 359 491 -132
since 1/1 375 525 -150

Freeze dates
record
earliest mm
latest mm
earliest mm
latest mm
... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ..

Wind (mph)
average wind speed 9.4
highest wind speed/direction 40/350 date 07/18
highest gust speed/direction 48/350 date 07/18

Sky cover
possible sunshine (percent) mm
average sky cover 0.30
number of days fair 58
number of days pc 27
number of days cloudy 7

Average rh (percent) 76

Weather conditions. Number of days with
thunderstorm 20 mixed precip 0
heavy rain 15 rain 20
light rain 36 freezing rain 0
lt freezing rain 0 hail 0
heavy snow 0 snow 0
light snow 0 sleet 0
fog 53 fog W/vis <= 1/4 mile 7
haze 10

- indicates negative numbers.
R indicates record was set or tied.
Mm indicates data is missing.
T indicates trace amount.


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