Cahokia Mounds State Historic Site, Missouri, United States of America: What to pack, what to wear, and when to go [2021]

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Traveling to Cahokia Mounds State Historic Site, Missouri, United States of America? If you're planning to go to Cahokia Mounds State Historic Site, this is some important information about when to go, what to wear, and what to pack.

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When to go to Cahokia Mounds State Historic Site, Missouri, United States of America

Based on the climate and weather in Cahokia Mounds State Historic Site, the best time to go is September. See below for details.

Important esssentials for Cahokia Mounds State Historic Site, Missouri, United States of America

Here are some general tips on what to wear in Cahokia Mounds State Historic Site, as well as several items to remember to pack when traveling there.

What to wear/what to pack for Cahokia Mounds State Historic Site, Missouri, United States of America by month

January

January here is brisk. Temperatures average in the high 30s F (single digits C) during the day. It rains or snows regularly.

What to wear/what to pack:

February

Traveling to Cahokia Mounds State Historic Site in February, you will notice that it can be very chilly. Expect it to rain or snow a bit less than half of the time.

Daytime temperatures are in the 40s F (single digits C).

What to wear/what to pack:

March

In March, Cahokia Mounds State Historic Site is crisp. Temperatures routinely are in the 50s F (low 10s C) range.

At night, lows are in the high 30s F (single digits C). This is also a rainy time for Cahokia Mounds State Historic Site, with several of the days of the month having rain.

What to wear/what to pack:

April

If you visit Cahokia Mounds State Historic Site during April, you may find that it is mild. Temperatures tend to hover around the high 60s F (low 10s C) during the day, while at night they can dip into the high 40s F (single digits C).

In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

May

May in Cahokia Mounds State Historic Site is a perfect temperature. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 10s C) to high 70s F (mid 20s C).

What to wear/what to pack:

June

If you go to Cahokia Mounds State Historic Site in June, you will notice that it can be very hot. Expect it to rain a bit less than half of the time.

Daytime temperatures are in the 80s F (low 20s C).

What to wear/what to pack:

July

If you visit Cahokia Mounds State Historic Site during July, you might see that it is consistently hot. Temperatures tend to hover around the high 80s F (low 30s C) during the day, while at night they can dip into the low 70s F (low 20s C).

In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

August

August in Cahokia Mounds State Historic Site can be sweltering. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 80s F (low 30s C).

What to wear/what to pack:

September

If you are traveling to Cahokia Mounds State Historic Site in September, you will notice that it is extremely warm. Expect it to rain regularly. Daytime temperatures are in the low 80s F (high 20s C).

What to wear/what to pack:

October

Traveling to Cahokia Mounds State Historic Site in October, you will notice that it is balmy. Expect it to rain regularly. Daytime temperatures are in the high 60s F (low 20s C).

What to wear/what to pack:

November

November is cool. Temperatures average in the 50s F (low 10s C) during the day. It rains a bit less than half of the time.

What to wear/what to pack:

December

December in Cahokia Mounds State Historic Site can be brisk. The rain/snow can amount to several inches/centimeters.

During this time, temperatures average in the low 40s F (single digits C), although night temperatures can dip into the single digits F (10+ below zero C).

What to wear/what to pack:

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