Find 25 hotels in Alton

Exploring Alton

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

• Wagner Park
• Kirwin National Wildlife Refuge Visitor Center

When is the Best Time to Explore Alton?

If you're curious when is the best time of year to visit Alton, you might find this info about seasonal weather useful when you are planning your trip. The warmest months in Alton are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are May and August, whereas January and February 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 14°C and at night it is -5°C. Seasonal average rainfall is 87 mm.
• If you visit between April and June, you can expect an average temp of 31°C during the day and 7°C at night. Average rainfall during this season is 330 mm.
• The daytime average temp from July to September is 34°C and the night-time average is 16°C. Average precipitation for this season is 253 mm.
• Between October and December, the average temp during the day is 20°C and -3°C at night. Seasonal average rain is 125 mm.
• Average annual rainfall in Alton is 795 mm.