Weather in St. Louis, Missouri for October 2026
So far, October 2026 in St. Louis shows a warmer trend than usual by 2.1 °C.
The forecast for the next days in St. Louis predicts the temperature to be 24.6 °C, significantly warmer than the historical average.
In general, the average temperature in St. Louis at the beginning of October is 26 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °C by the end of October.
St. Louis experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 95.7 mm.
Is October a good time to visit St. Louis? check out the best time to travel to St. Louis page.
✨ Is October a good time to visit St. Louis? – Ask the AI Weatherman
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St. Louis Weather October
Temperatures trend during October in St. Louis
October weather in St. Louis day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Patchy rain possible | 28° /16° | 0.9 mm | 5.9 | |
| Oct. 2 |  Light rain | 26° /14° | 2.5 mm | 5.8 | |
| Oct. 3 |  Cloudy | 26° /14° | 0.6 mm | 5.7 | |
| Oct. 4 |  Sunny | 27° /14° | 0.2 mm | 5.6 | |
| Oct. 5 | Light rain | 26° /14° | 5.9 mm | 5.5 | |
| Oct. 6 | Sunny | 26° /14° | 0.9 mm | 5.4 | |
| Oct. 7 | Sunny | 22° /11° | 0.2 mm | 5 | |
| Oct. 8 | Sunny | 24° /10° | 0 mm | 5.3 | |
| Oct. 9 | Sunny | 25° /11° | 0 mm | 5.2 | |
| Oct. 10 | Sunny | 26° /12° | 0 mm | 5.1 | |
| Oct. 11 | Patchy rain possible | 27° /14° | 1.6 mm | 5 | |
| Oct. 12 | Cloudy | 27° /14° | 0.9 mm | 4.9 | |
| Oct. 13 | Patchy rain possible | 25° /15° | 1.4 mm | 4.8 | |
| Oct. 14 | Light rain | 21° /13° | 6 mm | 4.8 | |
| Oct. 15 | Light rain | 20° /12° | 5.7 mm | 4 | |
| Oct. 16 | Sunny | 20° /9° | 0.3 mm | 4.6 | |
| Oct. 17 | Sunny | 19° /7° | 0 mm | 4.5 | |
| Oct. 18 | Light rain | 21° /7° | 7.8 mm | 4.4 | |
| Oct. 19 | Sunny | 20° /8° | 0.6 mm | 4.4 | |
| Oct. 20 | Sunny | 23° /8° | 0.4 mm | 4.3 | |
| Oct. 21 | Sunny | 23° /10° | 0 mm | 4.2 | |
| Oct. 22 | Sunny | 22° /10° | 0.5 mm | 4.1 | |
| Oct. 23 | Patchy rain possible | 22° /11° | 2.3 mm | 4.1 | |
| Oct. 24 | Light rain | 23° /11° | 4.5 mm | 4 | |
| Oct. 25 |  Overcast | 25° /13° | 0 mm | 4 | |
| Oct. 26 | Overcast | 25° /15° | 0 mm | 3.2 | |
| Oct. 27 | Overcast | 24° /14° | 0 mm | 3 | |
| Oct. 28 | Sunny | 26° /14° | 0 mm | 3.5 | |
| Oct. 29 | Sunny | 26° /15° | 0 mm | 7 | |
| Oct. 30 |  Partly cloudy | 24° /15° | 0 mm | 6 | |
| Oct. 31 | Overcast | 22° /17° | 0.5 mm | 5 | |
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St. Louis in October - FAQ
What are the expected maximum and minimum temperatures in St. Louis during October?
How much rainfall should be expected in St. Louis during October?
What are the typical wind conditions in St. Louis during October?
October rainfall patterns in St. Louis
UV exposure in St. Louis during October
Where is St. Louis?Get accurate weather forecasts for St. Louis, located at latitude 38.627 and longitude -90.198. Stay updated with localized weather information tailored for St. Louis.