Climate Data and Brief Summary for November 2004

Last updated 4th December 2004

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

SCREEN TEMPERATURES °c
                                        Anomaly*       Date
Mean                        6.4          +0.8
Mean Maximum                8.8          +0.6
Mean Minimum                4.0          +1.0
High Maximum               12.0                         3rd
Low Minimum                -2.0                        19th
Low Maximum                 2.4                        20th
High Minimum                9.2                        17th
Low Grass                  -5.2                        19th
Air Frosts                   6            0
Ground Frosts                9           -3		
Hours of Frost              43.5

Barometric pressure, 24 hour observations (mbar)
Mean                      1021.0          -7.3		
Maximum                   1035.1                       14th                               
Minimum                   1012.4                       18th

PRECIPITATION (mm)
Total                       68.4          -9.9                                            
Rain days (0.2mm or more)   23            +5                                             
Wet days (1.0mm or more)    14            +1 
Maximum Fall                21.8                       18th
Rainfall duration (hrs.)    73.4
 
SUNSHINE

Sun Hours                   38.6        -16.7
Maximum day                  8.3                       13th
Nil Sun Days                13

HUMIDITY %

Mean                        92.4
Dry days (60% or less)       1                                                  

WIND (mph)

24hour mean                  3.4
09.00 mean                   3.2
Maximum gust                30.0                       22nd 
%North                       5
%North East                  0
%East                        3
%South East                  3
%South                      13
%South West                  8
%West                       25
%North West                 36
%Calm                        7
Hours of calm               86.0

MISCELLANEOUS

Days with:

Sleet/Snow                   4           +2
Snow lying (09.00)           2           +1
Maximum depth (cm)           0.2                         
Total snow depth (cm)        0.3
Hail                         0
Thunder                      0
Fog (09.00)                  1

Brief summary of the month:
November 2004 was the coldest since 2001 although the mean temperature was
above normal. It was a drier than average month with only 87% of the average, 
but still the wettest since 2002. Sunshine totals were well below average
with just 70%, the dullest since 2002.   

All data taken at 220 metres above sea level


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