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.
Navigate to April Weather in Locations Surrounding Helsinki: 1  Kankaanp (Niinisalo), Finland - 220.1 kms (136.8 miles) NNW. 2  Tampere, Finland - 151.7 kms (94.3 miles) NNW. 3  Jokioinen, Finland - 94.7 kms (58.8 miles) NW. 4  Turku, Finland - 135 kms (83.9 miles) WNW. 5  Mariehamn, Ãland Islands - 261.1 kms (162.3 miles) W.