Climate Data
Monthly Numbers
Interested in temperature and precipitation numbers in Harrison? Check them out on a monthly basis below.
 
Climate Summary (May 2012)
 
...THE HARRISON CLIMATE SUMMARY FOR THE MONTH OF MAY 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   05/29/1926
                        05/28/1926
 LOW               26   05/02/1911
HIGHEST            93   05/29        76      17       88  05/09
                        05/28                             05/08
                        05/26
LOWEST             45   05/22        56     -11       37  05/03
                        05/10
AVG. MAXIMUM     82.6              76.2     6.4     73.8
AVG. MINIMUM     58.6              55.4     3.2     53.9
MEAN             70.6              65.8     4.8     63.9
DAYS MAX >= 90      4               0.4     3.6        0
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        16.87   1961
 MINIMUM         0.70   1911
TOTALS           0.59R             4.69   -4.10     9.51
DAILY AVG.       0.02              0.15   -0.13     0.31
DAYS >= .01         7              12.6    -5.6       15
DAYS >= .10         2                                  9
DAYS >= .50         0                                  6
DAYS >= 1.00        0               1.6    -1.6        4
GREATEST
 24 HR. TOTAL    0.47   04/30 TO 05/01

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
 LIQUID EQUIV    0.00              0.00    0.00     0.00
SINCE 7/1         2.1              11.5    -9.4     19.4
 LIQUID 7/1      0.21              1.00   -0.79     1.94
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      18                77     -59      148
 SINCE 7/1       3076              3998    -922     3902
COOLING TOTAL     199               102      97      119
 SINCE 1/1        327               139     188      178

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

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    25/160    DATE  05/24
HIGHEST GUST SPEED/DIRECTION    37/330    DATE  05/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       0
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

&&

...ADDITIONAL DATA FOR HARRISON FOR MAY 2012...

TEMPERATURE
___________

AVERAGE MONTHLY HIGH....WARMEST SINCE 1962...10TH WARMEST ON RECORD
AVERAGE MONTHLY LOW.....WARMEST SINCE 2004
AVERAGE MONTHLY.........WARMEST SINCE 1987...4TH WARMEST ON RECORD

NUMBER OF DAYS WITH DAILY AVERAGE TEMPERATURES...

AT NORMAL........2     ABOVE NORMAL.....21     BELOW NORMAL.....8

NUMBER OF DAYS WITH...

HIGHS AT OR ABOVE 90 DEGREES... 4...MOST SINCE 1964

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

DATE  RECORD TYPE                NEW RECORD    OLD RECORD
 2ND  HIGHEST LOW TEMPERATURE    69 IN 2012    67 IN 1959
28TH  HIGHEST LOW TEMPERATURE    74 IN 2012    70 IN 2006

RAINFALL
________

MONTHLY RAINFALL......DRIEST SINCE 1911...AND THE DRIEST ON RECORD.

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

NONE.

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