St. Louis Vær Værmelding
St. Louis weather: 23°C, overskyet. Time for time forecast, 14-day outlook, UV, air quality and the best time til visit.
Snø forecast for St. Louis
No snow is in the current forecast window for St. Louis.
0 of the next 16 nights are forecast til reach freezing.
Historically, average lows drop below freezing in januar, februar and desember.
16-day forecast for St. Louis
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| tor, okt 1 | 🌧️ Heavy rain | 33° / 21° | 61% · 17 mm | 23 km/h | 2 |
| fre, okt 2 | 🌧️ Heavy drizzle | 20° / 15° | 61% · 1 mm | 21 km/h | 1 |
| lør, okt 3 | ☁️ Overskyet | 25° / 14° | 1% | 13 km/h | 6 |
| søn, okt 4 | ☁️ Overskyet | 26° / 17° | 1% | 15 km/h | 5 |
| man, okt 5 | ☀️ Klar himmel | 22° / 14° | 0% | 14 km/h | 5 |
| tir, okt 6 | ☁️ Overskyet | 23° / 11° | 0% | 13 km/h | 5 |
| ons, okt 7 | ☁️ Overskyet | 27° / 13° | 3% | 10 km/h | 5 |
| tor, okt 8 | ☀️ Klar himmel | 25° / 16° | 1% | 12 km/h | 5 |
| fre, okt 9 | 🌤️ Mest klart | 29° / 14° | 1% | 12 km/h | 5 |
| lør, okt 10 | ☁️ Overskyet | 31° / 18° | 1% | 19 km/h | 5 |
| søn, okt 11 | ☁️ Overskyet | 24° / 17° | 15% | 19 km/h | 5 |
| man, okt 12 | ☀️ Klar himmel | 24° / 13° | 14% | 9 km/h | 5 |
| tir, okt 13 | ☀️ Klar himmel | 26° / 15° | 10% | 8 km/h | 5 |
| ons, okt 14 | ☀️ Klar himmel | 30° / 15° | 16% | 16 km/h | 5 |
| tor, okt 15 | ⛅ Delvis skyet | 28° / 16° | 7% | 27 km/h | 5 |
| fre, okt 16 | ☀️ Klar himmel | -- / -- | 13% | -- | — |
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 | ★★★☆☆ |
| mars | 17° | 5° | 104 mm | ★★★☆☆ |
| april | 21° | 11° | 180 mm | ★★★☆☆ |
| mai | 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 | ★★★☆☆ |
| desember | 8° | -0° | 62 mm | ★★★☆☆ |
Klima type: Kontinental. Kilde: Open-Meteo archive (ERA5).
What til pack, what til skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.
Se prognosen for St. Louis etter tidsintervall
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 Nord-Amerika.
What is the weather like in St. Louis akkurat nå?
It is currently 23°C (74°F) med overskyet. Luftfuktighet is 65% and wind is 11 km/h.
When is the best time til visit St. Louis?
august, september and oktober offer the most comfortable conditions in St. Louis, which has a continental climate. januar, februar and desember 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 8:48 AM.
How many people live in St. Louis?
St. Louis has a population of approximately 290.000.
What is the nearest airport til 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 til 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. |
|---|---|
| Værmelding 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 Vær 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 1, 2026 at 8:48 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
