Alesund, where it's located

The climate of Ålesund is oceanic, with cold, rainy winters and cool summers.
The town is located on the west coast of Norway, in an area heavily influenced by ocean currents, so it is very mild in winter, at least considering the latitude, while it is cool in summer.
The average temperature of the coldest month (February) is of 2.2 °C (36 °F), that of the warmest month (August) is of 14.5 °C (58 °F). Here are the average temperatures.
Alesund - Average temperatures
Min (°C)101369121210642
Max (°C)546912141617151186
Min (°F)343234374348545450433936
Max (°F)413943485457616359524643

Precipitation amounts to 1,380 millimeters (54.3 inches) per year: it is therefore quite abundant. It ranges from 55 mm (2.2 in) in the driest month (May) to 175 mm (6.9 in) in the wettest (September). Here is the average precipitation.
Alesund - Average precipitation


Best Time

The best time to visit Ålesund 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.