The Edge Studio in London have made this beautiful Cockney Rhyming Slang translation chart. You can buy it as a poster.
London Forecast
London
moderate rain
43.3
°
F
45.1
°
42.1
°
87 %
4.2mph
100 %
Sun
46
°
Mon
46
°
Tue
46
°
Wed
45
°
Thu
44
°
USD - United States Dollar
GBP
1.27
EUR
1.06
CAD
0.71
AUD
0.64