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).
In January, the average temperature in Norway is somewhere in between â6 Â°C (21 Â°F) and 3 Â°C (37 Â°F). Like neighboring Norway, Sweden averages â6 Â°C (21 Â°F) to 1 Â°C (34 Â°F) in the month of January. Swedish areas north of the Arctic Circle rarely see the sun rise, due to the natural phenomenon of the polar night.n January, the average temperature in Norway is somewhere in between â6 Â°C (21 Â°F) and 3 Â°C (37 Â°F). Like neighboring Norway, Sweden averages â6 Â°C (21 Â°F) to 1 Â°C (34 Â°F) in the month of January. Swedish areas north of the Arctic Circle rarely see the sun rise, due to the natural phenomenon of the polar night.