Monthly Climate Summary for  May  2006  at Hampstead  
                        home daily
                                    Very warm first half; very wet second half   back forward
                       
Overall mean temperature was 13.1 ēC which is +1.2 degC compared with the 1971-2000 average
Mean day maximum (09-21) was 17.2 ēC              
Mean night minimum (21-09) was 9.1 ēC              
Mean 24hr maximum (09-09) was 17.2 ēC which is +0.9 degC compared with the 1971-2000 average
Mean 24hr minimum (09-09) was 9.1 ēC which is +1.5 degC compared with the 1971-2000 average
  Highest day max was 26.3 ēC on  the   4          
  Lowest day max was 13.1 ēC on  the 21          
  Highest night min was 13.2 ēC on  the 27          
  Lowest night min was 4.2 ēC on  the 30          
  Lowest grass min was 0.8 ēC on  the 2          
                       
Total rainfall this month was 78.3 mm which is 132.7 per  cent of the 1971-2000 average  
  Highest daily fall was 9.5 mm on  the 24          
Number of hours with rain was 83.0 hrs              
Equiv. TSR rainfall duration was 58.1 hrs which is 161.4 per  cent of the 1971-2000 average  
  Highest no of wet hrs 11.0 hrs on  the 24          
  Highest equiv duration 9.1 hrs on  the 24          
Mean rainfall intensity 1.35 mm/h              
                       
Total sunshine this month was 138.7 hrs which is 77.1 per  cent of the 1971-2000 average  
Equiv. C/S sunshine total was 152.6 hrs which is 77.1 per  cent of the 1971-2000 average  
  Highest daily sun was 11.7 hrs on  the 11          
                       
Maximum  snow depth  was 0.0 cm on the            
                       
Mean sea-level pressure at 09Z 1014.4 mbar which is -0.8 mbar compared with the 1961-1990 average
  Highest pressure at 09Z 1026.2 mbar on  the 31          
  Lowest  pressure at 09Z 988.4 mbar on  the 22          
                       
Number of days with:                    
Air Frost 0   0.2mm rain 17   No  sun 0   Snow lying 0  
Grnd Frost 0   1.0mm 15   3h  sun 19   Snow/sleet 0  
Max < 0ēC 0   5mm 7   6h  sun 11   Hail 0  
Max > 10 31   10mm 0   9h  sun 3   Thunder 0  
Max > 20 5   25mm 0   12h sun 0   Fog at 09Z 1  
Max > 30 0         15h sun 0   Gale 0  
                       
Notable events during the month: