Climate Data and Brief Summary for Summer 2007

Last updated 22nd September 2007

*Anomalies are based on averages for the period 1971-2000

SCREEN TEMPERATURES °c
                                        Anomaly*       Date
Mean                       14.5           0.0
Mean Maximum               18.2          -0.3
Mean Minimum               10.8          +0.3
High Maximum               25.6                         5th August
Low Minimum                 5.6                        28th June
Low Maximum                12.4                        25th June
High Minimum               16.1                         4th August
Low Grass                   2.2                        28th June
Air Frosts                   0            0
Ground Frosts                0           -1 
Hours of Frost              0.0

Barometric pressure, 24 hour observations (mbar)
Mean                      1010.9        -4.4
Maximum                   1027.7                        26th August                             
Minimum                    990.2                        14th August

PRECIPITATION (mm)
Total                      365.8      +166.1		(RECORD)                                           
Rain days (0.2mm or more)   55          +16                                            
Wet days (1.0mm or more)    43          +11 
Maximum Fall                30.4                        14th June
Rainfall duration (hrs.)   155.8
 
SUNSHINE

Sun Hours                  418.7        -43.9
Maximum day                 14.3                        31st July
Nil Sun Days                 9

HUMIDITY %

Mean                        82.6
Dry days (60% or less)      43                                                  

WIND (mph)

24hour mean                  4.0
09.00 mean                   5.0
Maximum gust                35.0                        6th July 
%North                      15.1
%North East                  3.3
%East                        8.3
%South East                  8.8
%South                       9.8
%South West                 13.0
%West                       17.9
%North West                 23.8
%Calm                        0.0
Hours of calm              176.5

MISCELLANEOUS

Days with:

Sleet/Snow                   0            0            
Snow lying (09.00)           0            0
Maximum depth (cm)           0.0                          
Total snow depth (cm)        0.0
Hail                         2           +1
Thunder                      4           -2
Fog (09.00)                  0           -1

Brief summary of the month:
Summer 2007 was the coolest since 1998 even though 
temperatures were still around average. It was the
wettest summer on record (1960-2007) and the dullest
since 2000.


All data taken at 220 metres above sea level


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