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Hotels in O'Fallon

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Where to stay in O'Fallon?

Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
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Our prices for hotels in O'Fallon are cheapest in September

See average prices and weather for all months

Price trends for hotels in O'Fallon

Pricing is based on two traveller single night rates
Apr
AU$159
Average price during April is AU$159
May
AU$182
Average price during May is AU$182
Jun
AU$177
Average price during June is AU$177
Jul
AU$197
Average price during July is AU$197
Aug
AU$182
Average price during August is AU$182
Sep
AU$137
Average price during September is AU$137
Oct
AU$160
Average price during October is AU$160
Nov
AU$156
Average price during November is AU$156
Dec
AU$145
Average price during December is AU$145
Jan
AU$148
Average price during January is AU$148
Feb
AU$149
Average price during February is AU$149
Mar
AU$161
Average price during March is AU$161
Currently viewing crowd sizes and weather for April.

April

trending_upHigh crowds
High 18°C / low 8°C. Sunny most days.
18°
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April, High crowds, average high temperature 18 degrees Celsius, average low temperature 8 degrees Celsius. Sunny most days.
24°
weather_sun
May, High crowds, average high temperature 24 degrees Celsius, average low temperature 14 degrees Celsius. Sunny most days.
14°
29°
weather_sun
June, High crowds, average high temperature 29 degrees Celsius, average low temperature 19 degrees Celsius. Sunny most days.
19°
31°
weather_sun
July, Moderate crowds, average high temperature 31 degrees Celsius, average low temperature 21 degrees Celsius. Sunny most days.
21°
30°
weather_sun
August, Low crowds, average high temperature 30 degrees Celsius, average low temperature 20 degrees Celsius. Sunny most days.
20°
27°
weather_sun
September, Moderate crowds, average high temperature 27 degrees Celsius, average low temperature 16 degrees Celsius. Sunny most days.
16°
20°
weather_sun
October, High crowds, average high temperature 20 degrees Celsius, average low temperature 10 degrees Celsius. Sunny most days.
10°
13°
weather_partly_sunny
November, Moderate crowds, average high temperature 13 degrees Celsius, average low temperature 4 degrees Celsius. Partly sunny.
weather_partly_sunny
December, Low crowds, average high temperature 7 degrees Celsius, average low temperature 0 degrees Celsius. Partly sunny.
weather_cloudy
January, Low crowds, average high temperature 4 degrees Celsius, average low temperature -4 degrees Celsius. Cloudy most days.
-4°
weather_partly_sunny
February, Low crowds, average high temperature 6 degrees Celsius, average low temperature -3 degrees Celsius. Partly sunny.
-3°
13°
weather_partly_sunny
March, Moderate crowds, average high temperature 13 degrees Celsius, average low temperature 3 degrees Celsius. Partly sunny.
Monthly weather averages (˚C)

Top landmarks in O'Fallon

Learn more about O'Fallon

Notable for its sports, O'Fallon features attractions such as O'Fallon Family Sports Park and St. Clair Bowl. This family-friendly city's sights include Scott Air Force Base and visitors speak highly of the local restaurants.

Photo by Laila in the World
Open Photo by Laila in the World

Frequently asked questions

Can I book a refundable accommodation option in O'Fallon?
If you want the flexibility to change your plans to O’Fallon, most hotels offer refundable* rates that you can book. You can find this accommodation by searching our site and using the “fully refundable” filter to narrow the results down.
What will the weather in O'Fallon be like during my visit?
July and August are typically the warmest months in O’Fallon, when the average temperature is 24°C. January and February are the coldest months, when the average temperature is 3°C. April and May are the months with the most rain.
Why should I book my O'Fallon hotel with Hotels.com?
There are lots of reasons to book your O’Fallon trip with us: our free cancellations on selected hotels* gives you flexibility, our Price Guarantee ensures that you always get the lowest price, and you can earn rewards on every booking.