St. Louis Vejr Prognose
St. Louis weather: 13°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Sne forecast for St. Louis
No snow is in the current forecast window for St. Louis.
0 of the next 16 nights are forecast og reach freezing.
Historically, average lows drop below freezing in januar, februar and december.
16-day forecast for St. Louis
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| man, okt 5 | ☀️ Klar himmel | 25° / 10° | 0% | 9 km/h | 5 |
| tir, okt 6 | ☀️ Klar himmel | 26° / 10° | 0% | 12 km/h | 5 |
| ons, okt 7 | ☀️ Klar himmel | 31° / 17° | 0% | 12 km/h | 5 |
| tor, okt 8 | ⛅ Delvist skyet | 29° / 20° | 1% | 14 km/h | 5 |
| fre, okt 9 | ⛅ Delvist skyet | 31° / 17° | 2% | 12 km/h | 5 |
| lør, okt 10 | ☁️ Overskyet | 31° / 19° | 2% | 19 km/h | 5 |
| søn, okt 11 | 🌧️ Heavy drizzle | 23° / 18° | 8% · 6 mm | 17 km/h | 0 |
| man, okt 12 | ☁️ Overskyet | 27° / 16° | 10% | 10 km/h | 5 |
| tir, okt 13 | 🌦️ Light drizzle | 21° / 9° | 15% · 3 mm | 21 km/h | 1 |
| ons, okt 14 | 🌧️ Heavy drizzle | 11° / 8° | 15% · 6 mm | 15 km/h | 1 |
| tor, okt 15 | 🌧️ Heavy drizzle | 11° / 9° | 12% · 7 mm | 16 km/h | 1 |
| fre, okt 16 | ☁️ Overskyet | 19° / 8° | 11% | 16 km/h | 5 |
| lør, okt 17 | ☀️ Klar himmel | 21° / 10° | 3% | 10 km/h | 5 |
| søn, okt 18 | ⛅ Delvist skyet | 24° / 11° | 10% | 14 km/h | 4 |
| man, okt 19 | ☁️ Overskyet | 21° / 12° | 7% | 13 km/h | 4 |
| tir, okt 20 | ☀️ Klar himmel | -- / -- | 8% | -- | — |
Klima in St. Louis month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 2° | -6° | 74 mm | ★★☆☆☆ |
| februar | 9° | -1° | 35 mm | ★★★☆☆ |
| marts | 17° | 5° | 104 mm | ★★★☆☆ |
| april | 21° | 11° | 180 mm | ★★★☆☆ |
| maj | 24° | 14° | 152 mm | ★★★★☆ |
| juni | 30° | 20° | 149 mm | ★★★★☆ |
| juli | 31° | 22° | 137 mm | ★★★★☆ |
| august | 30° | 21° | 66 mm | ★★★★☆ |
| september | 29° | 19° | 63 mm | ★★★★☆ |
| oktober | 21° | 11° | 49 mm | ★★★★☆ |
| november | 14° | 5° | 85 mm | ★★★☆☆ |
| december | 8° | -0° | 62 mm | ★★★☆☆ |
Klima type: Kontinental. Kilde: Open-Meteo archive (ERA5).
What og pack, what og skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 21°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januar, februar and december - historically the least comfortable months here.
Se prognosen for St. Louis efter tidsinterval
St. Louis weather - more answers
Explore St. Louis
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Frequently asked questions
Where is St. Louis?
St. Louis is a city in Missouri. Its coordinates are 38.627, -90.1994. It lies in Nordamerika.
What is the weather like in St. Louis lige nu?
It is currently 13°C (55°F) med klart. Luftfugtighed is 73% and wind is 9 km/h.
When is the best time og visit St. Louis?
august, september and oktober offer the most comfortable conditions in St. Louis, which has a continental climate. januar, februar and december are usually the hardest months for outdoor plans.
What time zone is St. Louis in?
St. Louis observes America/Chicago (UTC-05:00). The local time is 4:25 AM.
How many people live in St. Louis?
St. Louis has a population of approximately 290.000.
What is the nearest airport og 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 og 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. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr 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 oktober 5, 2026 at 4:25 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
