STATION: Stanhope              
   
ALTITUDE/CODE: 225 m MONTH & YEAR: 05 2011  
  Update 18    
AVERAGE T(C) 8.4 MEAN 12.4 Value Average   Difference Date T Anomaly -4.0
Mean Max Temp       12.7         Av T Range 4.7
Mean Min Temp 4.0          
Highest Maximum 16.8 16.4 15.5   12 9 14
Lowest Maximum 8.4 9.2 9.6   18 19 20
Highest Minimum 6.4 6.4 6   11 15 13
Lowest Minimum -0.8 0.4 2   3 8 19
                1 2 3
   
Total Rainfall mm       64.00 44.60 143.5% 19.4    
Rain days ( >0.2mm) 11     11.0   TRACE 0
Wet days (>1.0mm) 6     6.0    
Most in a day mm 21.36 19.94     9 10  
Other days over 25 mm       0          
   
No. of air frosts       1     1.0    
No. of ground frosts   0     0.0    
Days with Sleet/snow falling   0     0.0    
Days with Snow lying >50% (09:00)   0     0.0    
Days with thunder   0     0.0    
Days with hail <5mm   0     0.0    
Days with hail >5mm   0     0.0    
Days with fog at 09:00       0     0.0    
     
Total sunshine Hrs       70.16 0.00 0.00      
Most sunshine in a day Hrs 10.78 2.26 Hr/day   12  
No. sunless days       15          
     
                   
No of days with gale   0 0.00 0.00      
Mean wind speed mph   6.5          
Mean wind speed Kn   5.6          
Maximum gust mph   57.6       13    
Maximum gust Kn       50.0 From 294 Degs  on 13    
   
Occasion with wind direction:                 Short Compass
  N 0         N 0
  NNE 0         NE 0
  NE 0         E 0
  ENE 0         SE 2
  E 0         S 5
  ESE 0         SW 2
SE 3         W 8
SSE 1         NW 0
S 0         CALM 13
SSW 4          
SW 1          
WSW 4          
W 1          
WNW 4          
NW 0          
NNW 0          
    Calm   0          
Mean cloud at 09:00       6.39 6.17 103.6 -0.2 80%  
Mean relative Humidity % (09:00) 84.9 77.70 -7.20 -7.2    
Rainfall duration Hrs 55.33 23.00        
Frost duration Hrs 3.13 0.00        
Mean pressure Mb (09:00)QFE 1014.9 QNH      
Maximum pressure QFE 1035 QNH 0.0 4 30 30
Minimum pressure QFE 1003 QNH 0.0 28 #N/A 16
Maximum 24hr rainfall rate   0.89 mm/hr  on 09        
Gale duration     Minutes   Hours    
Duration of temperatures >=25oC   Hours          
Average wind-chill C       2.3