Sandnes, where it's located

The climate of Sandnes is oceanic, with cold, rainy winters and cool summers.
The city is located inside a fjord, on the south-western coast of Norway, the area where the climate is mildest.
The average temperature of the coldest month (February) is of 1.5 °C (35 °F), that of the warmest months (July, August) is of 15.5 °C (60 °F). Here are the average temperatures.
Sandnes - Average temperatures
Min (°C)0-113710121210741
Max (°C)4461015171919161285
Min (°F)323034374550545450453934
Max (°F)393943505963666661544641

Precipitation amounts to 1,180 millimeters (46.5 inches) per year: it is therefore quite abundant. It ranges from 50 mm (2 in) in the driest month (April) to 155 mm (6.1 in) in the wettest (September). Here is the average precipitation.
Sandnes - Average precipitation

On average, there are around 1,540 sunshine hours per year. Here are the average sunshine hours per day.
Sandnes - Sunshine

The sea temperature ranges between 6 °C (43 °F) and 16 °C (61 °F). So, it never becomes warm for swimming. Here are the average sea temperatures.
Sandnes - Sea temperature
Temp (°C)766691215161412108
Temp (°F)454343434854596157545046


Best Time

The best time to visit Sandnes 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.