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).
Summer in Oslo can see a good deal of fine weather. When the sun is out, very comfortable temperatures in the low 20s are frequently enjoyed. July and August are the warmest months with daily highs frequently in the low the 20s. The temperature can rise up to the 30s but not often.