At this time, we only offer Pay & Go for iPhone 4 in black. iPhone 4 in white is coming soon to Pay & Go. If you're already on Pay & Go with O2 and buying iPhone 4 in black, you'll need to transfer your existing O2 number, balance and tariff onto a new micro sim.You can do this by filling in this form.t this time, we only offer Pay & Go for iPhone 4 in black. iPhone 4 in white is coming soon to Pay & Go. If you're already on Pay & Go with O2 and buying iPhone 4 in black, you'll need to transfer your existing O2 number, balance and tariff onto a new micro sim.
Helsinki: Annual Weather Averages. July is the hottest month in Helsinki with an average temperature of 17Â°C (62Â°F) and the coldest is February at -6Â°C (22Â°F). The wettest month is August with an average of 90mm of rain. The best month to swim in the sea is in August when the average sea temperature is 13Â°C (55Â°F). Loading weather data.
Check the Weather in Helsinki, Finland in March before you book your next holiday. This gives the best indication of the weather in March and includes figures for temperature, sunshine and rainfall. 1  1Â°C max day temperature.