St. Louis Météo Prévisions
St. Louis weather: 17°C, ciel dégagé. Par heure forecast, 14-day outlook, UV, air quality and the best time à visit.
14-prévisions à St. Louis
Maximales, minimales, précipitations et UV quotidiens.
| Jour | Conditions | Max / Min | Précip. | Vent | UV |
|---|---|---|---|---|---|
| ven., oct 23 | ⛅ Partiellement nuageux | 24° / 8° | 0% | 11 km/h | 5 |
| sam., oct 24 | ☁️ Couvert | 25° / 9° | 1% | 9 km/h | 4 |
| dim., oct 25 | ☁️ Couvert | 25° / 10° | 1% | 7 km/h | 4 |
| lun., oct 26 | ☁️ Couvert | 25° / 17° | 0% | 7 km/h | 4 |
| mar., oct 27 | ☁️ Couvert | 23° / 16° | 0% | 9 km/h | 4 |
| mer., oct 28 | ☁️ Couvert | 26° / 16° | 2% | 13 km/h | 4 |
| jeu., oct 29 | ☁️ Couvert | 27° / 16° | 4% | 11 km/h | 4 |
| ven., oct 30 | ☁️ Couvert | 26° / 17° | 10% | 10 km/h | 3 |
| sam., oct 31 | 🌦️ Bruine légère | 21° / 18° | 38% · 1 mm | 18 km/h | 0 |
| dim., nov 1 | 🌦️ Bruine légère | 21° / 14° | 34% · 2 mm | 16 km/h | 2 |
| lun., nov 2 | ☁️ Couvert | 18° / 11° | 24% | 17 km/h | 4 |
| mar., nov 3 | ☁️ Couvert | 17° / 11° | 23% | 14 km/h | 3 |
| mer., nov 4 | ☁️ Couvert | 21° / 9° | 23% | 14 km/h | 3 |
| jeu., nov 5 | ☁️ Couvert | 24° / 15° | 14% | 14 km/h | 4 |
The two-week trend
Cooling. The second half of the window averages 4°C cooler than the days immediately ahead.
The window averages 23°C against a octobre normal of 21°C – 2°C above.
The next 7 days look unusually dry – roughly 0% of a normal octobre week (0 mm against 11 mm).
What this means for St. Louis
Today is slightly warmer than average for octobre. The forecast high of 24°C is 2.8°C above the 21°C typical for this month.
Pluie is very unlikely today – plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juin à août.
The gap between the warmest and coldest month averages 28°C.
What à pack, what à skip
- dim.glasses, a brimmed hat and SPF 30+
- Layers – the daily swing is 18°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid janvier, février and décembre – historically the least comfortable months here.
Voir les prévisions de St. Louis par période
St. Louis weather – more answers
Explore St. Louis
Every topic we hold for this place, and the same topic for the places around it.
Météo for related places
Frequently asked questions
Where is St. Louis?
St. Louis is a city in Missouri. Its coordinates are 38.627, -90.1994. It lies in Amérique du Nord.
What is the weather like in St. Louis maintenant?
It is currently 17°C (62°F) avec ciel dégagé. Humidité is 55% and wind is 6 km/h.
When is the best time à visit St. Louis?
août, septembre and octobre offer the most comfortable conditions in St. Louis, which has a continental climate. janvier, février and décembre are usually the hardest months for outdoor plans.
What time zone is St. Louis in?
St. Louis observes America/Chicago (UTC-05:00). The heure locale is 3:01 PM.
How many people live in St. Louis?
St. Louis has a population of approximately 290.000.
What is the nearest airport à St. Louis?
The closest airports are Nashville International Airport (BNA), 417 km away and O'Hare International Airport (ORD), 420 km away.
What are the top things à do in St. Louis?
Popular options include Gateway Arch National Park, Starved Rock State Park and Mammoth Cave National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) – coordinates, hierarchy and facts. |
|---|---|
| Prévisions and observations | Open-Meteo (ECMWF and national models). |
| Qualité de l’air and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Météo Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing – the block is simply not shown. |
Last updated octobre 24, 2026 at 3:01 PM heure locale. Live blocks refresh every 15 minutes; climate averages monthly.
