Find 499 hotels in Delettes

Exploring Delettes

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

• Regional Natural Park of the Caps and Opal Marsh
• Dennlys Parc
• Museum of La Coupole
• Cathédrale Notre-Dame de Saint-Omer
• Hotel Sandelin Museum
• Maison du Marais
• Agincourt Battlefield

When is the Best Time to Explore Delettes?

If you're wondering when is the best time of year to visit Delettes, you might find this info about seasonal weather useful when you are planning your trip. The warmest months in Delettes are typically August and July, whereas the coldest months are usually January and February. The months with the most rain are December and November, whereas April and July have the least.

Here's an overview 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 10°C and at night it is 4°C. Seasonal average rainfall is 229 mm.
• If you visit between April and June, you can expect an average temp of 18°C during the day and 7°C at night. Average rainfall during this season is 163 mm.
• The daytime average temp from July to September is 20°C and the night-time average is 14°C. Average precipitation for this season is 209 mm.
• Between October and December, the average temp during the day is 15°C and 5°C at night. Seasonal average rain is 346 mm.
• The annual rainfall average in Delettes is 947 mm.