Monthly Climate Summary for   July  2008  at Luton (Cranleigh Gardens)
                          home daily
                     Changeable and rather cool until the 21st, then very warm and rather humid                             back forward
                         
Overall mean temperature was 17.4 ēC which is +0.3 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 22.2 ēC which is +0.1 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was 12.6 ēC which is +0.5 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 22.2 ēC                
Mean 24hr minimum (09-09) was 12.6 ēC                
  Highest day max was 29.1 ēC on  the   27                 
  Lowest day max was 17.0 ēC on  the 9            
  Highest night min was 16.1 ēC on  the 15            
  Lowest night min was 7.6 ēC on  the 13            
  Lowest grass min was 2.9 ēC on  the 4            
                         
Total rainfall this month was 69.1 mm which is 154.9 per  cent of the 1971-2000 average    
  Highest daily fall was 25.7 mm on  the 9            
Number of hours with rain was                    
TSR rainfall duration was 43.9 hrs which is 142.5 per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 15.0 hrs on  the 9            
  Mean rainfall intensity 1.57 mm/hr                
                         
Total CS sunshine this month was 192.4 hrs which is 101.1 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 13.7 hrs on  the 21            
                         
Maximum  snow depth  was 0.0 cm on  the               
                         
Mean sea-level pressure at 09Z 1014.0 mbar which is -3.3 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1026.3 mbar on  the 22            
  Lowest  pressure at 09Z 995.0 mbar on  the 7            
                         
Number of days with:                      
Air Frost 0   0.2mm rain 14   No  sun 1   Snow lying 0    
Grnd Frost 0   1.0mm 9   3h  sun 23   Snow/sleet 0    
Max < 0ēC 0   5mm 3   6h  sun 20   Hail 0    
Max > 10 31   10mm 3   9h  sun 6   Thunder 3    
Max > 20 21   25mm 1   12h sun 2   Fog at 09Z 0    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: