Monthly Climate Summary for June 2005 at Hampstead  
                        home daily
Rather cool first fortnight, then very warm. Thundery last week   back forward
                       
Overall mean temperature was 16.8 C which is +1.6 degC compared with the 1971-2000 average
Mean day maximum (09-21) was 21.7 C              
Mean night minimum (21-09) was 11.9 C              
Mean 24hr maximum (09-09) was 21.8 C which is +1.9 degC compared with the 1971-2000 average
Mean 24hr minimum (09-09) was 11.8 C which is +1.4 degC compared with the 1971-2000 average
  Highest day max was 31.9 C on the 19          
  Lowest day max was 15.5 C on the 6          
  Highest night min was 18.9 C on the 20          
  Lowest night min was 4.4 C on the 7          
  Lowest grass min was 3.4 C on the 7          
                       
Total rainfall this month was 51.3 mm which is 86.9 per cent of the 1971-2000 average  
  Highest daily fall was 15.8 mm on the 28          
Number of hours with rain was 34.0 hrs              
Equiv. TSR rainfall duration was 23.8 hrs which is 72.1 per cent of the 1971-2000 average  
  Highest no of wet hrs 5.0 hrs on the 1          
  Highest equiv duration 4.2 hrs on the 1          
Mean Rainfall Intensity 2.15 mm/h              
                       
Total sunshine this month was 183.4 hrs which is 101.4 per cent of the 1971-2000 average  
Equiv. C/S sunshine total was 201.7 hrs which is 101.4 per cent of the 1971-2000 average  
  Highest daily sun was 12.7 hrs on the 8          
                       
Maximum snow depth was 0.0 cm              
                       
Mean sea-level pressure at 09Z 1020.2 mbar which is 3.3 mbar compared with the 1961-1990 average
  Highest pressure at 09Z 1038.3 mbar on the 8          
  Lowest pressure at 09Z 1007.3 mbar on the 30          
                       
Number of days with:                    
Air Frost 0   0.2mm rain 11   No sun 1   Snow lying 0  
Grnd Frost 0   1.0mm 8   3h sun 23   Snow/sleet 0  
Max < 0C 0   5mm 3   6h sun 14   Hail 1  
Max > 10 30   10mm 2   9h sun 8   Thunder 5  
Max > 20 15   25mm 0   12h sun 5   Fog at 09Z 0  
Max > 30 2         15h sun 0   Gale 0  
                       
Notable events during the month:                
Maximum of 31.9C on the 19th was the highest in June since 1976            
In the thunderstorm on the evening of the 3rd, 11.2mm fell in 48 mins, of which 8.8mm fell in 15 mins, and 4.4mm in 5 mins