Mandal, where it's located

The climate of Mandal is Baltic, that is to say, relatively continental, with cold winters and mild summers.
The city is located in the extreme south of Norway, on the North Sea, which however is not the mildest area, because it is a little less exposed to ocean currents than the west coast.
The average temperature of the coldest month (February) is of -0.8 °C (31 °F), that of the warmest month (July) is of 14.8 °C (59 °F). Here are the average temperatures.
Mandal - Average temperatures
Min (°C)-3-3-126101111962-1
Max (°C)114813171818141064
Min (°F)272730364350525248433630
Max (°F)343439465563646457504339

Precipitation amounts to 1,535 millimeters (60.4 inches) per year: it is therefore abundant. It ranges from 70 mm (2.8 in) in the driest month (April) to 190 mm (7.5 in) in the wettest (October). Here is the average precipitation.
Mandal - Average precipitation

On average, there are around 1,705 sunshine hours per year. In summer, in this stretch of coast facing south, the sunshine amount is quite good, and better than in the rest of Norway. Here are the average sunshine hours per day.
Mandal - Sunshine

The sea temperature ranges between 5 °C (41 °F) and 17 °C (63 °F). So, it never becomes warm for swimming. Here are the average sea temperatures.
Mandal - Sea temperature
Temp (°C)6556101316171512108
Temp (°F)434141435055616359545046


Best Time

The best time to visit Mandal is the summer, from June to August, since it is the mildest season. However, you must take into account some rainy days and a bit of cold at night.