Monthly Climate Summary for  May  2004 at Milhaguet (Carreau)
                        Home Daily
               Cool rainy first week then mostly sunny and warm; unsettled last few days        Back Forward
                       
Overall mean temperature was 13.5 ēC which is -0.6 degC compared with the 1971-2000 average
Mean day maximum (09-21) was 20.0 ēC which is -1.0 degC compared with the 1971-2000 average
Mean night minimum (21-09) was 6.9 ēC which is -0.3 degC compared with the 1971-2000 average
Mean 24hr maximum (09-09) was 20.1 ēC              
Mean 24hr minimum (09-09) was 6.9 ēC              
  Highest day max was 30.2 ēC on  the   18          
  Lowest day max was 9.3 ēC on  the 31          
  Highest night min was 16.7 ēC on  the 31          
  Lowest night min was 0.5 ēC on  the 8          
  Lowest grass min was -1.9 ēC on  the 8          
                       
Total rainfall this month was 80.1 mm which is 94.2 per  cent of the 1971-2000 average  
  Highest daily fall was 17.4 mm on  the 21          
Number of hours with rain was 64.0 hrs              
Equiv. TSR rainfall duration was 44.8 hrs which is   per  cent of the 1971-2000 average  
  Highest no of wet hrs 12.0 hrs on  the 6          
  Highest equiv duration 9.6 hrs on  the 6          
                       
Total sunshine this month was 266.6 hrs which is 127.6 per  cent of the 1971-2000 average  
Equiv. C/S sunshine total was 293.3 hrs which is 127.6 per  cent of the 1971-2000 average  
  Highest daily sun was 11.3 hrs on  the 20          
                       
Maximum  snow depth  was 0.0 cm on  the             
                       
Mean sea-level pressure at 09Z 1015.2 mbar which is -0.6 mbar compared with the 1961-1990 average
  Highest pressure at 09Z 1024.9 mbar on  the 15          
  Lowest  pressure at 09Z 992.3 mbar on  the 5          
                       
Number of days with:                    
Air Frost 0   0.2mm rain 14   No  sun 0   Snow lying 0  
Grnd Frost 6   1.0mm 12   3h  sun 31   Snow/sleet 0  
Max < 0ēC 0   5mm 7   6h  sun 24   Hail 3  
Max > 10 30   10mm 3   9h  sun 18   Thunder 3  
Max > 20 14   25mm 0   12h sun 0   Fog at 09Z 1  
Max > 30 1   50mm 0   15h sun 0   Gale 0  
                       
Notable events during the month:                
Very warm spell 16th-24th , peaking at 30.2ēC on the 18th              
Severe thunderstorm afternoon of 21st (6.6mm in 15 mins, 10.1mm in 30mins, 15.6mm in 60 mins)