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Exploring Grellingen

The city of Grellingen has some interesting things to see and do. Popular attractions in and around Grellingen include:

• Kloster Mariastein
• Reigoldswil - Wasserfallen
• St. Jakob Arena
• St. Jakobshalle
• St. Jakob-Park
• Aquabasilea
• Basel Zoo

When making plans for your trip to Grellingen, you can also use ebookers to find a convenient flight into Basel (BSL-EuroAirport) Airport. You can narrow down your search by number of stops, airline or time of departure to identify one that works best for you.

When is the Best Time to Explore Grellingen?

If you're curious when is the best time of year to travel to Grellingen, you may find this information about seasonal weather helpful when you are organising your getaway. The warmest months in Grellingen are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are December and May, whereas March and September have the least.

Here's a rundown on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is 11°C and at night it is -1°C. Seasonal average rainfall is 210 mm.
• If you visit between April and June, you can expect an average temp of 23°C during the day and 5°C at night. Average rainfall during this season is 261 mm.
• The daytime average temp from July to September is 25°C and the night-time average is 11°C. Average precipitation for this season is 237 mm.
• Between October and December, the average temp during the day is 16°C and 0°C at night. Seasonal average rain is 273 mm.
• The annual rainfall average in Grellingen is 981 mm.