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St Louis in October: Weather, Average temperature and Climate

Discover the weather for St Louis in October and if it’s a good time to travel (based on historical data).
Check flight prices to St Louis on Avionero:
October

Weather in St Louis in October 2024

Good Weather
Mild
🌧️
Rainy
Planning a trip to St Louis in October? You are in luck! The weather is generally good, with an average maximum temperature of +68°F and approximately 11 sunny days. Just be prepared for some rain, as there are usually around 12 rainy days and 89 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+68°F
Avg. max. temperature
+25°F
Min.
+93°F
Max.
89 mm
Total precipitation
69%
Avg. humidity
2 m/s
Avg. wind
11 ☀️
Sunny Days
7 ⛅️
Cloudy
12 🌦
Rainy
Our opinion: St Louis has good weather in October.

Average temperature in St Louis in October

Here are the expected maximum, average and minimum temperatures in St Louis for October based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in October is +72°F with a maximum of +88°F and a minimum of +27°F.

The average maximum temperature goes down 71% by the end of the month, compared with the beginning of the month, from +86°F to +43°F.

Is St Louis warm or cold in October?

St Louis is typically mild in October.

Maximum temperatures go down compared to the previous month from +81°F to +68°F. The minimum temperature also goes down from +61°F to +50°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how October is compared to other months in St Louis:

Climate in St Louis in October

St Louis weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+81°F+68°F+55°F
Min. temperature
+36°F+25°F0°F
Max. temperature
+100°F+93°F+82°F
Rainfall
81 mm89 mm86 mm
Wind
2 m/s2 m/s3 m/s
Humidity
70%69%71%
Air pressure
1016 HPa1017 HPa1018 HPa
Sunny days
12119
Cloudy days
679
Rainy days
121210
Snowy days
001

October weather is still as good as in September. It’s getting colder in October. From +81°F in the day, the average maximum temperature lowers to +68°F. Prepare for more rain. Average rainfall goes from 81 mm to 89 mm. It feels drier, as humidity decreases from 70% to 69%. The average wind speed doesn’t change much during October, staying around 2 m/s. The days becoming less sunny, going from 12 sunny days in September to 11 in October.

November brings much the same weather, it remains good.

Wind

Wind speed in St Louis in October based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in St Louis is gradually increasing during October, going from 2 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during October in St Louis based on historical data.
Last Year
Historical Data
Total precipitation in October is about 84 mm, with a 42% chance of rain on a typical day. The maximum amount of rainfall per day is around 24 mm, which is considered light rain. October is a pretty wet month with over 13 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how October is compared with other months in the amount of precipitation, total mm:
St Louis wettest month is May, where a typical day has a 55% chance of precipitation and 130 mm of rainfall per day. January, on the other hand, is the driest month with a mere 16% chance of precipitation and 43 mm of rainfall per day.

How was the weather last October in St Louis?

This is the weather in St Louis in October 2023:
1 October
☀️
+87°F
2 October
☀️
+87°F
3 October
☀️
+88°F
4 October
☀️
+81°F
5 October
🌧️
+76°F
6 October
☀️
+69°F
7 October
☀️
+63°F
8 October
☀️
+72°F
9 October
☀️
+67°F
10 October
☀️
+70°F
11 October
☀️
+82°F
12 October
☀️
+79°F
13 October
☀️
+73°F
14 October
☁️
+66°F
15 October
☁️
+58°F
16 October
☀️
+64°F
17 October
☀️
+69°F
18 October
☀️
+74°F
19 October
☁️
+69°F
20 October
☀️
+71°F
21 October
☀️
+78°F
22 October
☀️
+69°F
23 October
☀️
+82°F
24 October
☀️
+77°F
25 October
🌧️
+74°F
26 October
☀️
+79°F
27 October
🌧️
+83°F
28 October
☁️
+59°F
29 October
🌫️
+46°F
30 October
☀️
+44°F
31 October
☀️
+43°F
In October 2023 St Louis had 23 sunny days, 4 cloudy days, and 3 rainy days. The average maximum temperature was +72°F, with an absolute maximum of +88°F and a minimum of +43°F. The average humidity was 72%, with a maximum of 100% and a minimum of 30%. The average wind speed was 3 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in October?

Climate Change Over the Years

This is how St Louis climate has changed over the last 43 years.

The climate in St Louis in October has not changed that much over the last 43 years.

The average temperature was the lowest in 1979 (+64°F) and the highest in 2012 (+71°F). The driest year was 2007 with only 666 mm of rainfall, and the wettest year was 2020 with 1575 mm.

FAQ

Frequently asked questions about the weather in St Louis in October:

Is October a good time to visit St Louis?

October is a really good time to go to St Louis. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit St Louis.

Can you sunbathe in St Louis in October?

October has mild temperatures in St Louis. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is St Louis rainy in October?

St Louis is often rainy in October. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in St Louis in October?

The amount of sunny days in St Louis during October varies; prepare for a mix of clouds and sun.

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in St Louis

Source of the data

For this page, we’ve looked at the typical weather in St Louis, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.