St. Louis المناخ and Average الطقس
المناخ of St. Louis: average temperatures, rainfall and seasons month by month.
المناخ in St. Louis month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| الشهر | Avg high | Avg low | مطرfall | Rating |
|---|---|---|---|---|
| يناير | 2° | -6° | 74 mm | ★★☆☆☆ |
| فبراير | 9° | -1° | 35 mm | ★★★☆☆ |
| مارس | 17° | 5° | 104 mm | ★★★☆☆ |
| أبريل | 21° | 11° | 180 mm | ★★★☆☆ |
| ماي | 24° | 14° | 152 mm | ★★★★☆ |
| يونيو | 30° | 20° | 149 mm | ★★★★☆ |
| يوليو | 31° | 22° | 137 mm | ★★★★☆ |
| أغسطس | 30° | 21° | 66 mm | ★★★★☆ |
| سبتمبر | 29° | 19° | 63 mm | ★★★★☆ |
| أكتوبر | 21° | 11° | 49 mm | ★★★★☆ |
| نوفمبر | 14° | 5° | 85 mm | ★★★☆☆ |
| ديسمبر | 8° | -0° | 62 mm | ★★★☆☆ |
المناخ type: القارةal. المصدر: Open-Meteo archive (ERA5).
Recent extremes in St. Louis
مرتفعest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How St. Louis compares مع nearby places
Annual averages, and the difference against St. Louis.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Gateway Arch National Park | 1 km | 15°C | about the same | 1156 mm |
| Illinois | 137 km | 13°C | 1°C cooler | 939 mm |
| Starved Rock State Park | 317 km | 12°C | 3°C cooler | 1052 mm |
| Branson | 345 km | 16°C | +1°C warmer | 1119 mm |
| Indianapolis | 371 km | 13°C | 2°C cooler | 1135 mm |
أفضل وقت للزيارة St. Louis
Go in أغسطس, سبتمبر and أكتوبر. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: يناير, فبراير and ديسمبر - expect the least comfortable mix of heat, cold or rain.
What this means for St. Louis
Today is slightly warmer than average for سبتمبر. The forecast high of 33°C is 3.8°C above the 29°C typical for this month.
مطر 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 يونيو و أغسطس.
The gap between the warmest and coldest month averages 28°C.
What و pack, what و skip
- Lightweight, light-coloured clothing and a refillable water bottle
- الأحدglasses, a brimmed hat and SPF 30+
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid يناير, فبراير and ديسمبر - historically the least comfortable months here.
الملخص
St. Louis is a city in Missouri. St. Louis is known for Gateway Arch and blues. يبلغ عدد سكانها نحو 290.000.
درجة الحرارة الآن 24°C (75°F) in St. Louis مع غائم جزئيًا. المحسوسة 24°C. تتراوح درجات الحرارة اليوم بين 18°C و 33°C. احتمال هطول الأمطار 4%. Sightseeing conditions score 9.6/10 - ممتاز — انطلق الآن.
أفضل وقت لزيارة St. Louis is أغسطس, سبتمبر and أكتوبر. المناخ continental. يناير, فبراير and ديسمبر tend و be the least comfortable months. يوليو is the warmest month مع average highs near 31°C, while يناير is the coldest مع lows near -6°C.
The closest major airport is Nashville International Airport (BNA), about 417 km away. Nearby highlights include Gateway Arch National Park, Starved Rock State Park and Mammoth Cave National Park.
باختصار. Today is slightly warmer than average for سبتمبر. The forecast high of 33°C is 3.8°C above the 29°C typical for this month. The best window و be outside is roughly 7 AM و 10 AM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in St. Louis today at 9.6/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about St. Louis
| النوع | City |
|---|---|
| State | Missouri |
| الدولة | الولايات المتحدة |
| القارة | أمريكا الشمالية |
| الإحداثيات | 38°37′37.2″N 90°11′57.8″W (38.627, -90.1994) |
| السكان | 290.000 |
| Known for | Gateway Arch and blues |
| التوقيت المحلي | 9:57 PM (UTC-05:00) |
| Best months | أغسطس, سبتمبر and أكتوبر |
| المناخ | القارةal |
الطقس map for St. Louis
Animated model layers. Pick a layer و load it.
Animated layers by الرياحy. For pin-level detail and nearby places, see the interactive map below.
Explore St. Louis
Every topic we hold for this place, and the same topic for the places around it.
المناخ 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 أمريكا الشمالية.
What is the weather like in St. Louis الآن?
It is currently 24°C (75°F) مع غائم جزئيًا. الرطوبة is 58% and wind is 10 km/h.
When is the best time و visit St. Louis?
أغسطس, سبتمبر and أكتوبر offer the most comfortable conditions in St. Louis, which has a continental climate. يناير, فبراير and ديسمبر 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 9:57 PM.
How many people live in St. Louis?
St. Louis has a population of approximately 290.000.
What is the nearest airport و 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 و 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. |
|---|---|
| التوقعات and observations | Open-Meteo (ECMWF and national models). |
| جودة الهواء and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| المناخ averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National الطقس 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 سبتمبر 30, 2026 at 9:57 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
