Find hotels in Alton

Exploring Alton

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

• Mark Twain National Forest
• Eleven Point State Park
• Mammoth Spring State Park
• Jim Hinkle Spring River State Fish Hatchery
• Grand Gulf State Park

When is the Best Time to Explore Alton?

If you're curious when is the best time of year to visit Alton, you may find this information about seasonal weather helpful when 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 April and May, whereas September and June 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 15°C and at night it is -2°C. Seasonal average rainfall is 368 mm.
• If you visit between April and June, you can expect an average temp of 31°C during the day and 9°C at night. Average rainfall during this season is 465 mm.
• The daytime average temp from July to September is 33°C and the night-time average is 17°C. Average precipitation for this season is 286 mm.
• Between October and December, the average temp during the day is 21°C and 1°C at night. Seasonal average rain is 340 mm.
• Average annual rainfall in Alton is 1459 mm.