This showed that the transforming principle is DNA â and, by extension, a gene is made of DNA. Still, many scientists were slow to accept this clear proof that DNA, not protein, is the genetic molecule.
Tromso: Annual Weather Averages. July is the hottest month in Tromso with an average temperature of 12Â°C (54Â°F) and the coldest is January at -4Â°C (25Â°F) with the most daily sunshine hours at 8 in August. The wettest month is October with an average of 130mm of rain. The best month to swim in the sea is in August when the average sea temperature is 12Â°C (54Â°F).
Â» View Full Yearly Averages. Looking at the weather in Oslo, Norway over the next 7 days, the maximum temperature will be 5â (or 41â) on Friday 14th April at around 4 pm. In the same week the minimum temperature will be -6â (or 22â) on Tuesday 18th April at around 4 am.