Climatological Report (Monthly)
Issued by NWS La Crosse, WI

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CXUS53 KARX 020822
CLMRST


CLIMATE REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
217 AM CST FRI FEB 2 2018

...January at Rochester, MN Received Above Normal Precipitation
and Slightly Below Normal Temperatures...

The average temperature in January was 14.6 degrees, which was 1.1
degrees below normal. The average high temperature was 22.9
degrees and the average low was 6.3 degrees. The highest
temperature in the month was 42 degrees, which occurred on the
20th and 26th. The lowest reading was 18 degrees below zero, which
occurred on the 6th.

A total of 1.42 inches of precipitation fell during the month, which
was fifty six hundredths of an inch above normal. The greatest 24
hour precipitation total was ninety one hundredths of an inch, which
occurred on the 22nd.

There was 16.2 inches of snow during the month, which was 4.2 inches
above normal. The greatest 24 hour snowfall amount was 8.1
inches, which occurred on the 22nd.

...Records...

Thirty three hundredths of an inch of precipitation fell on January
11th. This broke the previous record of twenty three hundredths
of an inch set in 1975.

On January 11th, 3.6 inches of snow fell. This broke the previous
record of 3.0 inches set in 1963.

...Discussion...

Temperatures during the month of January were below normal at
Rochester, Minnesota. The coldest stretch occurred from the 1st
through the 6th, where the daily average temperature ranged from 14
to 27 degrees below normal. There were 13 days where the temperature
drop to or below zero. Typically, there are 9 days where the
temperature drops to or below zero in the month of January. The
warmest stretch occurred from the 18th through 27th, where the daily
average temperature ranged from 1 to 20 degrees above normal.

Precipitation in the month of January was slightly above normal. The
greatest 24 hour precipitation occurred on the 22nd. There were 7
days of measurable precipitation in the month. Typically,
Rochester sees 8 days of measurable precipitation.

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

...THE ROCHESTER MN CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              58   01/25/1944
 LOW              -42   01/07/1887
HIGHEST            42   01/26        MM      MM       37  01/30
                        01/20
LOWEST            -18   01/06        MM      MM      -13  01/06
AVG. MAXIMUM     22.9              23.6    -0.7     24.6
AVG. MINIMUM      6.3               7.7    -1.4     12.5
MEAN             14.6              15.7    -1.1     18.5
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     20              22.4    -2.4       23
DAYS MIN <= 32     31              30.5     0.5       29
DAYS MIN <= 0      13               9.4     3.6        9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.40   1886
 MINIMUM         0.07   1961
TOTALS           1.42              0.86    0.56     2.12
DAILY AVG.       0.05              0.03    0.02     0.07
DAYS >= .01         7               8.4    -1.4       11
DAYS >= .10         3               2.7     0.3        7
DAYS >= .50         1               0.2     0.8        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.91   01/22 TO 01/22           01/24 TO 01/25
                                                          01/25 TO 01/25
                                                          01/25 TO 01/25

SNOWFALL (INCHES)
RECORDS
 TOTAL           30.2   1996
 24 HR TOTAL      8.5   01/21/2005 TO 01/21/2005
TOTALS           16.2              12.0     4.2     13.2
SINCE 7/1        26.7              31.4    -4.7     33.9
SNOWDEPTH AVG.      4                 6      -2        5
DAYS >= TRACE      14               8.6     5.4       14
DAYS >= 1.0         3               3.6    -0.6        3
GREATEST
 SNOW DEPTH         8   01/26                         10
                        01/25
                        01/24
 24 HR TOTAL      8.1   01/22 TO 01/22               6.0

DEGREE_DAYS
HEATING TOTAL    1555              1530      25     1432
 SINCE 7/1       4585              4608     -23     4003
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
......................................................

WIND (MPH)
AVERAGE WIND SPEED              13.4
HIGHEST WIND SPEED/DIRECTION    37/310    DATE  01/31
HIGHEST GUST SPEED/DIRECTION    46/310    DATE  01/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     83

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                2     SNOW                       2
LIGHT SNOW               14     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      4
HAZE                      5

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

$$

Boyne




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