Eric Foner, a professor of history at Columbia University and author of The Fiery Trial: Abraham Lincoln and American Slavery, recommends Donald's book as the best one-volume account of Lincoln's life. [Donald] avoided the two pitfalls that people fall into.
1 The average temperature in Oslo in July is very mild at 16.4 Â°C (61.52 Â°F). 2  Afternoons can be really warm with average high temperatures reaching 22 Â°C (71.6 Â°F).  Overnight temperatures are generally mild with an average low of 13 Â°C (55.4 Â°F).
Annual Weather Averages in Oslo. Based on weather reports collected during 2005â2015.