Monthly Climate Summary for January 2009  at Whipsnade (The Lodge)
                          home daily
  Very cold with light snowfalls till the 10th, then unsettled with variable temperatures. Quite sunny back forward
                         
Overall mean temperature was 1.4 ēC which is -1.4 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 3.7 ēC which is -1.6 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was -0.8 ēC which is -1.2 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 4.3 ēC                
Mean 24hr minimum (09-09) was -1.4 ēC                
  Highest day max was 8.4 ēC on  the   22            
  Lowest day max was -1.8 ēC on  the 6            
  Highest night min was 5.8 ēC on  the 12            
  Lowest night min was -11.8 ēC on  the 7            
  Lowest grass min was -16.6 ēC on  the 7            
                         
Total rainfall this month was 60.2 mm which is 89.9 per  cent of the 1971-2000 average    
  Highest daily fall was 10.3 mm on  the 21            
Number of hours with rain was                    
TSR rainfall duration was 59.2 hrs which is   per  cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on  the              
  Highest duration 10.0 hrs on  the 21            
  Mean rainfall intensity 1.02 mm/hr                
                         
Total CS sunshine this month was 65.9 hrs which is 125.3 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 7.1 hrs on  the 6            
                         
Maximum  snow depth  was 4.0 cm on  the  5            
                         
Mean sea-level pressure at 09Z 1011.1 mbar which is -3.5 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1031.2 mbar on  the 1            
  Lowest  pressure at 09Z 972.6 mbar on  the 23            
                         
Number of days with:                      
Air Frost 16   0.2mm rain 15   No  sun 9   Snow lying 7    
Grnd Frost 21   1.0mm 13   3h  sun 11   Snow/sleet 4    
Max < 0ēC 4   5mm 6   6h  sun 2   Hail 0    
Max > 10 0   10mm 1   9h  sun 0   Thunder 0    
Max > 20 0   25mm 0   12h sun 0   Fog at 09Z 7    
Max > 30 0         15h sun 0   Gale 0    
                         
Notable events during the month: