Monthly Climate Summary for  May  2007  at Whipsnade (Lodge)
                          home daily
                                 Dull and exceptionally wet;  variable temperatures         back forward
                         
Overall mean temperature was 11.5 ēC which is +0.7 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 15.8 ēC which is +0.5 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was 7.1 ēC which is +0.9 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 16.1 ēC                
Mean 24hr minimum (09-09) was 7.1 ēC                
  Highest day max was 24.0 ēC on  the   24            
  Lowest day max was 6.4 ēC on  the 28            
  Highest night min was 14.7 ēC on  the 24            
  Lowest night min was 1.9 ēC on  the 30            
  Lowest grass min was -2.2 ēC on  the 30            
                         
Total rainfall this month was 156.4 mm which is 284.4 per  cent of the 1971-2000 average    
  Highest daily fall was 59.2 mm on  the 27            
Number of hours with rain was                    
Equiv. TSR rainfall duration was 115.7 hrs which is   per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 24.0 hrs on  the 27            
  Mean rainfall intensity 1.35 mm/hr                
                         
Total CS sunshine this month was 161.9 hrs which is 87.6 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 13.6 hrs on  the 1            
                         
Maximum  snow depth  was 0.0 cm on  the  22            
                         
Mean sea-level pressure at 09Z 1011.7 mbar which is -3.4 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1023.9 mbar on  the 23            
  Lowest  pressure at 09Z 998.0 mbar on  the 27            
                         
Number of days with:                      
Air Frost 0   0.2mm rain 19   No  sun 3   Snow lying 0    
Grnd Frost 4   1.0mm 16   3h  sun 19   Snow/sleet 0    
Max < 0ēC 0   5mm 9   6h  sun 11   Hail 1    
Max > 10 29   10mm 4   9h  sun 7   Thunder 1    
Max > 20 5   25mm 1   12h sun 5   Fog at 09Z 1    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: