Monthly Climate Summary for January 2009 at Milhaguet, Haute Vienne
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Dry first half but with severe frosts; often very wet and windy second half       back forward
                         
Overall mean temperature was 2.3 C which is -1.1 degC compared with the 1971-2000 average  
Mean day maximum (09-21) was 5.5 C which is -1.0 degC compared with the 1971-2000 average  
Mean night minimum (21-09) was -0.8 C which is -1.1 degC compared with the 1971-2000 average  
Mean 24hr maximum (09-09) was 5.5 C                
Mean 24hr minimum (09-09) was -1.2 C                
  Highest day max was 11.9 C on the 31            
  Lowest day max was -4.3 C on the 7            
  Highest night min was 6.9 C on the 23            
  Lowest night min was -8.9 C on the 8            
  Lowest grass min was   C on the              
                         
Total rainfall this month was 121.6 mm which is 120.3 per cent of the 1971-2000 average    
  Highest daily fall was 39.8 mm on the 22            
Number of hours with rain was                    
AWS rainfall duration was 37.8 hrs which is   per cent of the 1971-2000 average    
  Highest no of wet hrs   hrs on the              
  Highest duration 10.6 hrs on the 22            
  Mean rainfall intensity 3.22 mm/hr                
                         
Total est sunshine this month was 36.2 hrs which is 241.1 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 3.7 hrs on the 28            
                         
Maximum snow depth was 2.0 cm on the              
                         
Mean sea-level pressure at 09Z 1015.9 mbar which is -3.3 mbar compared with the 1961-1990 average  
  Highest pressure at 09Z 1035.2 mbar on the 11            
  Lowest pressure at 09Z 974.0 mbar on the 24            
                         
Total number of days with:                    
Air Frost 19   0.2mm rain 20   No sun 5   Snow lying 5    
Grnd Frost     1.0mm 13   3h sun 2   Snow/sleet 6    
Max < 0C 4   5mm 6   6h sun 0   Hail 0    
Max >10C 3   10mm 3   9h sun 0   Thunder 0    
Max >20C 0   25mm 1   12h sun 0   Fog at 09Z 6    
Max >30C 0         15h sun 0   Gale 1    
                         
Notable events during the month: