Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Harrison? Check them out on a monthly basis below.
 
Climate Summary (Jul 2013)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF JULY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR'S         
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)      
                                          NORMAL                      
................................................................
TEMPERATURE (F)
RECORD
 HIGH             112   07/18/1936                                    
 LOW               42   07/04/1924                                    
HIGHEST            99   07/10        89      10      106  07/29       
LOWEST             53   07/03        69     -16       64  07/22       
AVG. MAXIMUM     87.5              89.0    -1.5     96.9              
AVG. MINIMUM     65.0              67.7    -2.7     71.3              
MEAN             76.3              78.4    -2.1     84.1              
DAYS MAX >= 90     13              14.4    -1.4       29              
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        13.75   1905                                          
 MINIMUM         0.33   1923                                          
TOTALS           6.29              3.14    3.15     2.96              
DAILY AVG.       0.20              0.10    0.10     0.10              
DAYS >= .01        13              10.4     2.6        6              
DAYS >= .10        10                                  4              
DAYS >= .50         7                                  2              
DAYS >= 1.00        2               0.8     1.2        1              
GREATEST
 24 HR. TOTAL    1.38   07/29 TO 07/30                                

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

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0              
 SINCE 7/1          0                 0       0        0              
COOLING TOTAL     358               414     -56      599              
 SINCE 1/1        810               818      -8     1308              

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

WIND (MPH)
AVERAGE WIND SPEED              4.7
HIGHEST WIND SPEED/DIRECTION    24/320    DATE  07/30
HIGHEST GUST SPEED/DIRECTION    38/110    DATE  07/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH 
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      3
HAZE                      6                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

&&

...DATA FOR HARRISON FOR JULY 2013...

.SUMMARY...
WHEN COMPARED WITH THE PREVIOUS THREE YEARS...JULY 2013 WAS 
SIGNIFICANTLY COOLER. IN FACT...IT WAS THE COOLEST JULY SINCE 
2009...AND THE FIRST SINCE THEN WITH A NEGATIVE DEPARTURE FROM 
NORMAL. 

WHAT WAS MOST NOTEWORTHY ABOUT THE MONTH WAS THE LACK OF 100-DEGREE 
DAYS...AND WELL BELOW AVERAGE LOW TEMPERATURES SEVERAL TIMES DURING 
THE MONTH. 

RAINFALL WAS ABOVE THE 30-YEAR AVERAGE. 

.MONTHLY TEMPERATURES...
THE AVERAGE HIGH AND MONTHLY TEMPERATURE WERE THE COLDEST SINCE 
2009. THE AVERAGE LOW TEMPERATURE...HOWEVER...WAS THE COLDEST SINCE 
1973. 

.DAILY AVERAGE TEMPERATURES...
ABOVE NORMAL ON 12 DAYS...AT NORMAL ON TWO DAYS...AND BELOW NORMAL 
ON 17 DAYS. 

.NUMBER OF DAYS WITH...
HIGH TEMPERATURES AT OR ABOVE 100 DEGREES...NONE...WHICH WAS THE 
FIRST TIME SINCE 2010. 
HIGH TEMPERATURES AT OR ABOVE 90 DEGREES...13...THE FEWEST SINCE 
2009.
LOWS BELOW 60 DEGREES...SIX...THE MOST SINCE 1984.

FOR THE FIRST TIME SINCE 2010...THERE WER NO LOW TEMPERATURES AT OR 
ABOVE 80 DEGREES. 

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

DATE  RECORD TYPE             NEW RECORD       PREVIOUS RECORD 
26TH  LOWEST HIGH TEMPERATURE 71 IN 2013          74 IN 1977       

.RAINFALL...

IT WAS THE WETTEST JULY SINCE 2010. 

.DAILY RAINFALL RECORDS TIED OR BROKEN DURING THE MONTH...
NONE. 

THERE WERE 13 DAYS WITH MEASURABLE RAINFALL DURING THE MONTH...WHICH 
WAS THE MOST SINCE 2008. 

MEASURABLE RAIN FELL ON SIX CONSECUTIVE DAYS FROM JULY 19TH THROUGH 
24TH...WHICH WAS THE MOST CONSECUTIVE DAYS WITH MEASURABLE RAINFALL 
IN THE MONTH OF JULY SINCE 1949.

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