Monthly Climate Summary for February 2010 at Hampstead  
                        home daily
                  Mostly rather cold and cloudy;  heavy rain at times, and some snow   back forward
                       
Overall mean temperature was 3.1 ēC which is -1.3 degC compared with the 1971-2000 average
Mean day maximum (09-21) was 5.4 ēC              
Mean night minimum (21-09) was 1.0 ēC              
Mean 24hr maximum (09-09) was 5.6 ēC which is -1.6 degC compared with the 1971-2000 average
Mean 24hr minimum (09-09) was 0.6 ēC which is -0.9 degC compared with the 1971-2000 average
  Highest day max was 11.4 ēC on  the   5          
  Lowest day max was 1.0 ēC on  the 8          
  Highest night min was 6.4 ēC on  the 4          
  Lowest night min was -2.5 ēC on  the 20          
  Lowest grass min was -6.2 ēC on  the 20          
                       
Total rainfall this month was 108.2 mm which is 270.6 per  cent of the 1971-2000 average  
  Highest daily fall was 22.4 mm on  the 16          
Number of hours with rain was 135.0 hrs              
Equiv. TSR rainfall duration was 94.5 hrs which is 201.1 per  cent of the 1971-2000 average  
  Highest no of wet hrs 19.0 hrs on  the 16          
  Highest equiv duration 15.8 hrs on  the 16          
Mean rainfall intensity 1.15 mm/h              
                       
Total sunshine this month was 52.4 hrs which is 85.6 per  cent of the 1971-2000 average  
Equiv. C/S sunshine total was 57.6 hrs which is 85.6 per  cent of the 1971-2000 average  
  Highest daily sun was 6.9 hrs on  the 1          
                       
Maximum  snow depth  was 0.0 cm on the 1          
                       
Mean sea-level pressure at 09Z 1003.3 mbar which is -12.1 mbar compared with the 1961-1990 average
  Highest pressure at 09Z 1023.7 mbar on  the 7          
  Lowest  pressure at 09Z 982.4 mbar on  the 28          
                       
Number of days with:                    
Air Frost 12   0.2mm rain 25   No  sun 5   Snow lying 0  
Grnd Frost 17   1.0mm 16   3h  sun 10   Snow/sleet 12  
Max < 0ēC 0   5mm 5   6h  sun 1   Hail 1  
Max > 10 1   10mm 3   9h  sun 0   Thunder 0  
Max > 20 0   25mm 0   12h sun 0   Fog at 09Z 1  
Max > 30 0         15h sun 0   Gale 0  
                       
Notable events during the month: