Example 2: 1  a sporadic form, which is caused by a somatic mutation in each of the two RB genes in a cell. 2  a familial (inherited) form, which is caused by a somatic mutation to one RB gene in a cell that already has one mutant RB gene inherited through the germline from a parent.
For the month of September 2012, Ketchikan reported average temperatures of 53.3Â°F, 0.8Â°F above the long-term mean of 52.5Â°F. The maximum temperature for the month was 67Â°F, which occurred on the 7th, while the minimum (41Â°F) was reported on the 16th.
Average Temperatures in Reykjavk, Iceland. 1  The average annual temperature in Reykjavk, Iceland is cool at 4.3 degrees Celsius (39.7 degrees Fahrenheit). 2  Mean monthly temperatures vary by 11.1 C (20F) which is a low range. 3  There is a variation/ range of daily average temperatures of 4.8 C (8.7 F). The warmest month (July) is quite mild with an average temperature of 10.6 degrees Celsius (51.08 degrees Fahrenheit). The coolest month (January) is slightly cold having a mean temperature of -0.5 degrees Celsius (31.1 degrees Fahrenheit).