Climate Data and Brief Summary for Autumn 2005

Last updated 11th December 2005

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

SCREEN TEMPERATURES °c
                                        Anomaly*       Date
Mean                       10.1          +1.0
Mean Maximum               13.2          +1.0
Mean Minimum                7.0          +1.0
High Maximum               24.8                         4th September
Low Minimum                -3.2                        18th November
Low Maximum                 0.2                        28th November
High Minimum               15.6                         8th September
Low Grass                  -6.7                        18th November
Air Frosts                  13           +6
Ground Frosts               17           -3 
Hours of Frost            133.5

Barometric pressure, 24 hour observations (mbar)
Mean                      1013.8        +0.4		
Maximum                   1037.4                       22nd November                               
Minimum                    992.9                       21st October

PRECIPITATION (mm)
Total                      243.3        +16.9                                          
Rain days (0.2mm or more)   57           +7                                            
Wet days (1.0mm or more)    40           +3 
Maximum Fall                29.5                        8th November
Rainfall duration (hrs.)   115.3
 
SUNSHINE

Sun Hours                  282.8        +73.3
Maximum day                 13.2                        2nd September
Nil Sun Days                18

HUMIDITY %

Mean                        87.2
Dry days (60% or less)      14                                                  

WIND (mph)

24hour mean                  4.4
09.00 mean                   4.5
Maximum gust                42.0                        8th November 
%North                       4.4
%North East                  0.6
%East                        8.1
%South East                 19.6
%South                      17.0
%South West                 14.9
%West                       10.7
%North West                 21.0
%Calm                        3.3
Hours of calm              240.0

MISCELLANEOUS

Days with:

Sleet/Snow                   3           +1            
Snow lying (09.00)           2           +1
Maximum depth (cm)           6.0 			28th November                         
Total snow depth (cm)        6.0			
Hail                         2            0
Thunder                      0           -1
Fog (09.00)                  1           -8

Brief summary of the month:
Autumn 2005 was the warmest since 1995. It was the sunniest 
since 2003 and the driest since 2003.

All data taken at 220 metres above sea level


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