St. Louis, MO Hourly Forecast
St. Louis temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 3 PM - around 81°
- Coolest hour: 7 AM - around 57°
- Rain risk: low all day (peaks at 3%)
- UV peak: 1 PM at index 5 - sun protection recommended
- Windiest: 10 AM at 7 mph
St. Louis hourly weather - Monday, October 5
In St. Louis, expect a high near 78°F (25°C) around 4 PM and a low of 63°F (17°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 4 PM | Sunny | 78° | 72° | 0% | 5 mph ENE | 21% | 2 | |
| 5 PM | Sunny | 77° | 71° | 0% | 5 mph ENE | 22% | 1 | |
| 6 PM | Sunny | 74° | 68° | 0% | 5 mph NE | 26% | 0 | |
| 7 PM | Clear | 69° | 64° | 1% | 5 mph NE | 30% | 0 | |
| 8 PM | Clear | 67° | 62° | 1% | 5 mph ENE | 33% | 0 | |
| 9 PM | Clear | 65° | 59° | 1% | 6 mph ENE | 36% | 0 | |
| 10 PM | Clear | 64° | 58° | 1% | 6 mph E | 40% | 0 | |
| 11 PM | Clear | 63° | 57° | 1% | 6 mph E | 43% | 0 |
St. Louis hourly weather - Tuesday, October 6
In St. Louis, expect a high near 81°F (27°C) around 4 PM and a low of 57°F (14°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 62° | 56° | 1% | 6 mph ESE | 45% | 0 | |
| 1 AM | Clear | 61° | 56° | 1% | 5 mph ESE | 46% | 0 | |
| 2 AM | Clear | 60° | 55° | 2% | 5 mph SE | 47% | 0 | |
| 3 AM | Clear | 60° | 54° | 2% | 6 mph SE | 49% | 0 | |
| 4 AM | Clear | 59° | 54° | 2% | 5 mph SE | 50% | 0 | |
| 5 AM | Clear | 58° | 54° | 2% | 5 mph SE | 52% | 0 | |
| 6 AM | Clear | 58° | 53° | 2% | 6 mph SE | 53% | 0 | |
| 7 AM | Clear | 57° | 52° | 3% | 6 mph SSE | 55% | 0 | |
| 8 AM | Sunny | 59° | 54° | 2% | 6 mph SSE | 53% | 0 | |
| 9 AM | Sunny | 63° | 57° | 1% | 7 mph SSE | 45% | 1 | |
| 10 AM | Sunny | 67° | 61° | 1% | 7 mph SSE | 38% | 2 | |
| 11 AM | Sunny | 71° | 65° | 1% | 7 mph SSE | 32% | 3 | |
| 12 PM | Sunny | 75° | 68° | 0% | 7 mph S | 28% | 5 | |
| 1 PM | Sunny | 77° | 71° | 0% | 7 mph S | 23% | 5 | |
| 2 PM | Sunny | 80° | 73° | 0% | 7 mph S | 21% | 5 | |
| 3 PM | Sunny | 81° | 74° | 0% | 7 mph SSW | 19% | 4 | |
| 4 PM | Sunny | 81° | 74° | 0% | 6 mph SSW | 18% | 2 | |
| 5 PM | Sunny | 81° | 74° | 0% | 6 mph SSW | 19% | 1 | |
| 6 PM | Sunny | 77° | 72° | 0% | 4 mph SSW | 22% | 0 | |
| 7 PM | Clear | 73° | 68° | 0% | 4 mph S | 24% | 0 | |
| 8 PM | Clear | 72° | 66° | 0% | 5 mph SSE | 26% | 0 | |
| 9 PM | Clear | 70° | 64° | 1% | 6 mph S | 31% | 0 | |
| 10 PM | Clear | 69° | 63° | 1% | 6 mph S | 34% | 0 | |
| 11 PM | Clear | 68° | 62° | 1% | 7 mph SSW | 37% | 0 |
St. Louis hourly weather - Wednesday, October 7
In St. Louis, expect a high near 88°F (31°C) around 4 PM and a low of 62°F (17°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 67° | 60° | 1% | 7 mph SSW | 40% | 0 | |
| 1 AM | Clear | 66° | 60° | 1% | 8 mph SSW | 42% | 0 | |
| 2 AM | Clear | 65° | 60° | 1% | 7 mph SW | 45% | 0 | |
| 3 AM | Clear | 64° | 60° | 1% | 6 mph SW | 47% | 0 | |
| 4 AM | Clear | 64° | 59° | 2% | 6 mph SW | 48% | 0 | |
| 5 AM | Clear | 63° | 58° | 2% | 6 mph WSW | 49% | 0 | |
| 6 AM | Clear | 63° | 58° | 2% | 6 mph WSW | 50% | 0 | |
| 7 AM | Clear | 62° | 58° | 2% | 6 mph SW | 51% | 0 | |
| 8 AM | Sunny | 64° | 60° | 2% | 6 mph WSW | 49% | 0 | |
| 9 AM | Sunny | 69° | 64° | 1% | 7 mph W | 42% | 1 | |
| 10 AM | Sunny | 74° | 69° | 1% | 7 mph WSW | 36% | 2 | |
| 11 AM | Sunny | 78° | 73° | 1% | 7 mph WSW | 34% | 3 | |
| 12 PM | Sunny | 82° | 77° | 1% | 8 mph WSW | 31% | 4 | |
| 1 PM | Sunny | 84° | 80° | 1% | 8 mph WSW | 30% | 5 | |
| 2 PM | Sunny | 86° | 82° | 0% | 8 mph WSW | 28% | 4 | |
| 3 PM | Sunny | 88° | 83° | 0% | 8 mph WSW | 28% | 3 | |
| 4 PM | Sunny | 88° | 84° | 0% | 8 mph WSW | 27% | 2 | |
| 5 PM | Sunny | 87° | 83° | 0% | 8 mph W | 29% | 1 | |
| 6 PM | Sunny | 84° | 81° | 1% | 6 mph WSW | 33% | 0 | |
| 7 PM | Clear | 80° | 77° | 1% | 5 mph WSW | 36% | 0 | |
| 8 PM | Clear | 78° | 76° | 1% | 6 mph W | 40% | 0 | |
| 9 PM | Clear | 76° | 74° | 1% | 5 mph WNW | 45% | 0 | |
| 10 PM | Clear | 74° | 72° | 2% | 6 mph NW | 50% | 0 | |
| 11 PM | Clear | 72° | 71° | 3% | 5 mph NNW | 57% | 0 |
Quick answers for the hours ahead
What is the warmest hour in St. Louis today?
Will it rain in St. Louis tonight?
When is the UV index highest in St. Louis today?
St. Louis hour-by-hour: what to expect
Over the next 24 hours in St. Louis, temperatures range from 57°F (14°C) around 7 AM up to 81°F (27°C) near 3 PM - about 12°F (7°C) above the typical October high of 69°F (20°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the St. Louis 14-day forecast or the monthly climate averages.