Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Harrison? Check them out on a monthly basis below.
 
Climate Summary (Aug 2011)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2011

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             112   08/03/2011
                        08/09/1934
 LOW               41   08/31/1915
HIGHEST           112R  08/03        88      24      100  08/21
                                                          08/14
                                                          08/03
LOWEST             60   08/26        67      -7       53  08/26
AVG. MAXIMUM     93.4              88.9     4.5     94.0
AVG. MINIMUM     69.3              66.4     2.9     69.9
MEAN             81.4              77.6     3.8     82.0
DAYS MAX >= 90     22              14.2     7.8       24
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        14.56   1915
 MINIMUM            T   2007
TOTALS           3.41              3.58   -0.17     0.34
DAILY AVG.       0.11              0.12   -0.01     0.01
DAYS >= .01        14               8.3     5.7        4
DAYS >= .10         8                                  1
DAYS >= .50         2                                  0
DAYS >= 1.00        0               1.0    -1.0        0
GREATEST
 24 HR. TOTAL    1.11   08/08 TO 08/09

SNOWFALL (INCHES)
TOTALS            0.0                MM      MM      0.0
 LIQUID EQUIV    0.00
SINCE 7/1         0.0
 LIQUID 7/1      0.00
SNOWDEPTH AVG.      0
DAYS >= TRACE       0                MM      MM        0
DAYS >= 1.0         0                                  0
GREATEST
 SNOW DEPTH         0
 24 HR TOTAL      0.0   08/31 TO 08/31

DEGREE_DAYS
HEATING TOTAL       0                 1      -1        0
 SINCE 7/1          0                 1      -1        0
COOLING TOTAL     516               393     123      533
 SINCE 1/1       1712              1211     501     1612

FREEZE DATES
RECORD
 EARLIEST     09/13/1902
 LATEST       05/17/1912
EARLIEST                        10/29
LATEST                          04/04
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    23/160    DATE  08/20
HIGHEST GUST SPEED/DIRECTION    35/090    DATE  08/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       8
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      2
HAZE                     12

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

&&

...ADDITIONAL DATA FOR HARRISON FOR AUGUST 2011...

TEMPERATURE
___________

THE AVERAGE HIGH TEMPERATURE WAS THE WARMEST SINCE 1954...AND THE 8TH
WARMEST ON RECORD. THE AVERAGE LOW TEMPERATURE WAS THE WARMEST SINCE
2010 AND THE 4TH WARMEST ON RECORD. THE AVERAGE MONTHLY TEMPERATURE
WAS THE WARMEST SINCE 1980...AND THE 5TH WARMEST ON RECORD.

NUMBER OF DAYS WITH DAILY AVERAGE TEMPERATURES...

AT NORMAL........ 1     ABOVE NORMAL.....24     BELOW NORMAL..... 6

HIGHEST TEMPERATURE.......112...HOTTEST TEMPERATURE SINCE 1936
                                HOTTEST AUGUST TEMPERATURE SINCE 1934
WARMEST LOW TEMPERATURE... 82...WARMEST AUGUST LOW TEMPERATURE SINCE 1934
COOLEST HIGH TEMPERATURE...77...COOLEST AUGUST HIGH TEMPERATURE SINCE 2009
COOLEST TEMPERATURE........60

NUMBER OF DAYS WITH...

HIGHS AT OR ABOVE 110 DEGREES..... 1...MOST SINCE 1954
                                       MOST IN AUGUST SINCE 1936
HIGHS AT OR ABOVE 105 DEGREES..... 3...MOST SINCE 1936
HIGHS AT OR ABOVE 100 DEGREES..... 6...MOST SINCE 1980
HIGHS AT OR ABOVE  90 DEGREES.....22...FEWEST SINCE 2009
HIGHS AT OR ABOVE  80 DEGREES.....30...FEWEST SINCE 2009
HIGHS BELOW 90 DEGREES............ 9...MOST SINCE 2009
HIGHS AT OR BELOW  80 DEGREES..... 1...MOST SINCE 2009

LOWS AT OR ABOVE 80 DEGREES....... 1...MOST SINCE 1982
LOWS AT OR ABOVE 70 DEGREES.......15...FEWEST SINCE 2009
LOWS BELOW 70 DEGREES.............16...MOST SINCE 2009

NUMBER OF CONSECUTIVE DAYS WITH...

HIGHS AT OR ABOVE 100 DEGREES..... 3 FROM THE 1ST-3RD AND 5TH-7TH

DAILY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

DATE  RECORD TYPE                NEW RECORD    OLD RECORD
 2ND  HIGH TEMPERATURE          109 IN 2011   104 IN 1934
 3RD  HIGH TEMPERATURE          112 IN 2011   106 IN 1934
      HIGHEST LOW TEMPERATURE    82 IN 2011    79 IN 1934
 6TH  HIGH TEMPERATURE          108 IN 2011   108 IN 1929

MONTHLY TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

RECORD TYPE                        NEW RECORD/DATE    OLD RECORD/DATE
HIGHEST TEMPERATURE ON RECORD       112 AUG 03 2011   112 AUG 09 1934
HIGHEST DAILY AVERAGE TEMPERATURE  97.0 AUG 03 2011  94.5 AUG 01 1934

ALL-TIME TEMPERATURE RECORDS TIED OR BROKEN DURING THE MONTH...

RECORD TYPE                        NEW RECORD/DATE    OLD RECORD/DATE
HIGHEST TEMPERATURE ON RECORD       112 AUG 03 2011   112 JUL 18 1936
                                                          AUG 09 1934
HIGHEST DAILY AVERAGE TEMPERATURE  97.0 AUG 03 2011  94.5 JUL 29 1986
                                                          AUG 01 1934

THE TEMPERATURES OBSERVED DURING THE FIRST WEEK OF THE MONTH WERE
THE WARMEST TEMPERATURES EVER RECORDED IN AUGUST.

ALL-TIME WARMEST AUGUST DAILY HIGH TEMPERATURES...

 1. 112 - AUG 03 2011*   AUG 09 1934
 2. 111 - AUG 10 1936    AUG 04 1916
 3. 110 - AUG 09 1936
 4. 109 - AUG 02 2011*   AUG 18 1936    AUG 16 1936   AUG 08 1934
          AUG 07 1934    AUG 11 1918

ALL-TIME WARMEST AUGUST DAILY AVERAGE TEMPERATURES...

 1. 97.0 - AUG 03 2011*
 2. 94.5 - AUG 01 1934
 3. 93.5 - AUG 02 2011*   AUG 19 1936   AUG 09 1934   AUG 02 1934
           AUG 04 1918

ALL-TIME WARMEST AUGUST DAILY LOW TEMPERATURES...

 1. 83 - AUG 02 1934   AUG 01 1934
 2. 82 - AUG 03 2011*  AUG 28 1923
 3. 80 - AUG 24 1982   AUG 02 1980   AUG 01 1980   AUG 19 1936
         AUG 22 1924   AUG 08 1923   AUG 04 1923

THE TEMPERATURES OBSERVED DURING THE FIRST WEEK OF THE MONTH WERE
ALSO AMONG THE WARMEST EVER RECORDED...

ALL-TIME WARMEST DAILY HIGH TEMPERATURES...

 1. 112 - AUG 03 2011*   JUL 18 1936   AUG 09 1934
 2. 111 - AUG 10 1936    AUG 04 1916
 3. 110 - JUL 15 1954    JUL 15 1936   AUG 09 1936
 4. 109 - AUG 02 2011*   JUL 13 1954   AUG 18 1936   AUG 16 1936

ALL-TIME WARMEST DAILY AVERAGE TEMPERATURES...

 1. 97.0 - AUG 03 2011*
 2. 94.5 - JUL 29 1986   AUG 01 1934
 3. 94.0 - JUL 16 1936
 4. 93.5 - AUG 02 2011*  AUG 19 1936   AUG 09 1934   AUG 02 1934
           AUG 04 1918

ALL-TIME WARMEST DAILY LOW TEMPERATURES...

 1. 83 - JUL 16 1936   AUG 02 1934   AUG 01 1934
 2. 82 - AUG 03 2011*  JUL 29 1986   JUL 28 1986   AUG 28 1923
 3. 81 - JUL 20 1981   JUL 16 1980
 4. 80 - AUG 24 1982   AUG 02 1980

RAINFALL
________

MONTHLY RAINFALL......3.41 WETTEST SINCE 2008

NUMBER OF DAYS WITH...

MEASURABLE RAINFALL......................14 MOST SINCE 1906...AND THE
                                            MOST ON RECORD IN AUGUST

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