Most people think of a normal body temperature as an oral temperature of 98.6Â°F (37Â°C) .
Ljubljana: Annual Weather Averages. July is the hottest month in Ljubljana with an average temperature of 20 Â°C (67 Â°F) and the coldest is January at -2 Â°C (29 Â°F) with the most daily sunshine hours at 10 in July. The wettest month is October with an average of 70mm of rain
Generalised Weather Summary for Slovenia Summer: June / July / August Temperatures in Slovenia soar into the thirties (30C, 87F) in July and August and most of the country bakes in golden splendour except for the alpine north west (Kranjska Gora, Bled) where temperatures are generally cooler by the odd 5 or 10 degrees centigrade (perfect for hiking and walking).