St. Louis 기후 and Average 날씨
기후 of St. Louis: average temperatures, rainfall and seasons month by month.
기후 in St. Louis month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 월 | Avg high | Avg low | 비fall | Rating |
|---|---|---|---|---|
| 1월 | 2° | -6° | 74 mm | ★★☆☆☆ |
| 2월 | 9° | -1° | 35 mm | ★★★☆☆ |
| 3월 | 17° | 5° | 104 mm | ★★★☆☆ |
| 4월 | 21° | 11° | 180 mm | ★★★☆☆ |
| 5월 | 24° | 14° | 152 mm | ★★★★☆ |
| 6월 | 30° | 20° | 149 mm | ★★★★☆ |
| 7월 | 31° | 22° | 137 mm | ★★★★☆ |
| 8월 | 30° | 21° | 66 mm | ★★★★☆ |
| 9월 | 29° | 19° | 63 mm | ★★★★☆ |
| 10월 | 21° | 11° | 49 mm | ★★★★☆ |
| 11월 | 14° | 5° | 85 mm | ★★★☆☆ |
| 12월 | 8° | -0° | 62 mm | ★★★☆☆ |
기후 type: 대륙al. 출처: Open-Meteo archive (ERA5).
Recent extremes in St. Louis
높음est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How St. Louis compares이며 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 |
방문하기 좋은 시기 St. Louis
Go in 8월, 9월 and 10월. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 1월, 2월 and 12월 - expect the least comfortable mix of heat, cold or rain.
What this means for St. Louis
Today is slightly warmer than average for 10월. The forecast high of 23°C is 2°C above the 21°C typical for this month.
비 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 6월에서 8월.
The gap between the warmest and coldest month averages 28°C.
What에서 pack, what에서 skip
- 일glasses, 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 1월, 2월 and 12월 - historically the least comfortable months here.
요약
St. Louis is a city in Missouri. St. Louis is known for Gateway Arch and blues. 인구는 약 290.000.
현재 기온은 15°C (60°F) in St. Louis이며 맑음. 체감온도는 14°C. 오늘 기온은 7°C에서 23°C. 강수 확률은 1%. Sightseeing conditions score 9.9/10 - 매우 좋음 — 지금 출발하세요.
방문하기 가장 좋은 시기는 St. Louis is 8월, 9월 and 10월. 기후는 continental. 1월, 2월 and 12월 tend에서 be the least comfortable months. 7월 is the warmest month이며 average highs near 31°C, while 1월 is the coldest이며 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.
쉽게 말하면. Today is slightly warmer than average for 10월. The forecast high of 23°C is 2°C above the 21°C typical for this month. The best window에서 be outside is roughly 11 AM에서 2 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in St. Louis today at 10/10. 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
날씨 map for St. Louis
Animated model layers. Pick a layer에서 load it.
Animated layers by 바람y. 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.
기후 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 북아메리카.
What is the weather like in St. Louis 현재?
It is currently 15°C (60°F)이며 맑음. 습도 is 53% and wind is 3 km/h.
When is the best time에서 visit St. Louis?
8월, 9월 and 10월 offer the most comfortable conditions in St. Louis, which has a continental climate. 1월, 2월 and 12월 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 12:12 AM.
How many people live in St. Louis?
St. Louis has a population of approximately 290.000.
What is the nearest airport에서 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 things에서 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. |
|---|---|
| 예보 and observations | Open-Meteo (ECMWF and national models). |
| 대기질 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 기후 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 날씨 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 10월 22, 2026 at 12:12 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
