Monthly Climate Summary for   July  2007  at Luton (Cranleigh Gardens)
                          home daily
                               Consistently cool and very wet. Near-average sunshine                                back forward
                         
Overall mean temperature was 16.4 ēC which is -0.7 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 20.8 ēC which is -1.3 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was 11.9 ēC which is -0.2 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 20.8 ēC                
Mean 24hr minimum (09-09) was 11.9 ēC                
  Highest day max was 23.9 ēC on  the   19                 
  Lowest day max was 18.3 ēC on  the 20            
  Highest night min was 16.5 ēC on  the 16            
  Lowest night min was 7.2 ēC on  the 31            
  Lowest grass min was 2.9 ēC on  the 31            
                         
Total rainfall this month was 99.9 mm which is 224.0 per  cent of the 1971-2000 average    
  Highest daily fall was 32.9 mm on  the 20            
Number of hours with rain was                    
TSR rainfall duration was 52.2 hrs which is 169.5 per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 8.8 hrs on  the 28            
  Mean rainfall intensity 1.91 mm/hr                
                         
Total CS sunshine this month was 176.6 hrs which is 92.8 per  cent of the 1971-2000 average    
Equiv. C/S sunshine total was   hrs which is   per  cent of the 1971-2000 average    
  Highest daily sun was 12.5 hrs on  the 31            
                         
Maximum  snow depth  was 0.0 cm on  the               
                         
Mean sea-level pressure at 09Z 1011.6 mbar which is -5.7 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1021.7 mbar on  the 31            
  Lowest  pressure at 09Z 1000.4 mbar on  the 23            
                         
Number of days with:                      
Air Frost 0   0.2mm rain 19   No  sun 1   Snow lying 0    
Grnd Frost 0   1.0mm 16   3h  sun 24   Snow/sleet 0    
Max < 0ēC 0   5mm 7   6h  sun 14   Hail 2    
Max > 10 31   10mm 2   9h  sun 8   Thunder 4    
Max > 20 22   25mm 1   12h sun 1   Fog at 09Z 0    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: