Official Meteorological Observation
Updated live from station

Temperature Today in St. Louis, MO: Real-Time Weather Forecast

Temperature today in St. Louis, Missouri delivers live current temperature observations, hourly forecast trendlines, and 7-day extended outlooks for St. Louis residents and visitors.

St. Louis· Missouri, United States
70°F
Clear Sky
Feels like 66°
Day Range
70°·39°
Precipitation Risk0 mm
Clear skies with dry conditions

Hourly Temperature Forecast (Next 24 Hours)

Now
70°
-
10 AM
68°
-
11 AM
63°
-
12 PM
59°
-
1 PM
57°
-
2 PM
55°
-
3 PM
54°
-
4 PM
54°
-
5 PM
52°
-
6 PM
52°
-
7 PM
50°
-
8 PM
48°
-
9 PM
48°
-
10 PM
48°
-
11 PM
46°
-
12 AM
46°
-
1 AM
46°
-
2 AM
50°
-
3 AM
55°
-
4 AM
57°
-
5 AM
61°
-
6 AM
64°
-
7 AM
68°
-
8 AM
68°
-

7-Day Extended Weather & Temperature Outlook

Today
0% rain
39°
70°
Mon
0% rain
46°
70°
Tue
0% rain
46°
72°
Wed
0% rain
43°
54°
Thu
0% rain
39°
46°
Fri
0% rain
37°
50°
Sat
0% rain
39°
54°

Current Weather Metrics & Atmospheric Conditions

Feels Like
66°

Wind movement is creating a cooler sensation on exposed skin.

Relative Humidity
40%

Optimal comfort range for indoor and outdoor activity.

UV Index
2Low

Minimal sun protection needed. Safe for outdoor activities.

Wind Speed
4 mphfrom SW

Gentle breeze. Calm conditions.

Barometric Pressure
1001 hPa

Low pressure system. Potential cloud cover or precipitation.

Solar Cycle
Sunrise
12:36 AM
Sunset
10:52 AM

Visibility range: 49 km

What to Wear Today (70°) & Daily Comfort Guidance

Attire Suggestion

Recommended Outfit

Light cotton shirt, denim or chinos, and a breathable light cardigan.

Comfortable single layer with optional light outer layer for morning/night.
Precipitation Prep

No Rain Gear Needed

Clear and dry atmospheric forecast. You can leave your umbrella and waterproof gear at home.

0 mm dry forecast
Outdoor Activity

Fitness Outlook:

Ideal

Comfortable conditions for outdoor running, cycling, and walking.

Commute & Road Safety: Clear visibility
Local Climate Intelligence

Temperature Today in St. Louis, MO: Climate & Weather Profile

Detailed meteorological analysis, seasonal baselines, and diurnal patterns for residents and travelers in St. Louis, Missouri.

Atmospheric Dynamics & Microclimates

St. Louis experiences a distinct four-season humid continental climate characterized by warm, humid summers and crisp, cold winters with frequent polar front intrusions and lake or frontal meteorological systems.

Regional Microclimate Note

Regional wind corridors and lake or river proximity produce thermal shifts, where localized lake-effect or valley wind chills can cause apparent temperatures to register several degrees colder than ambient mercury readings.

Seasonal Norms

Avg Summer High84°F
Avg Winter Low20°F
Peak Heat MonthJuly
Coldest MonthJanuary
Historical NOAA 30-year climate baselines

Geographical Positioning

Positioned within Missouri's continental heartland where contrasting Canadian Arctic air masses and Gulf moisture interact, generating dynamic seasonal transitions and energetic frontal passages.

Clothing & Thermal Comfort Guide

Thermal layering is key. In winter, insulated down jackets, thermal undergarments, and windproof outer shells are essential. In summer, casual cotton or linen attire suits warm afternoon highs.

People Also Ask

Frequently Asked Questions About St. Louis Weather

Local answers regarding temperature trends, humidity, and forecast updates in St. Louis, Missouri.

The current temperature today in St. Louis, Missouri is updated live every 10 minutes using automated weather sensors and regional airport stations. You can toggle between Fahrenheit (°F) and Celsius (°C) using the unit selector at the top.

St. Louis experiences a humid subtropical/continental transition with four distinct seasons. Daily temperatures vary based on seasonal fronts, local elevation, and regional atmospheric currents across Missouri. Check the 24-hour thermal graph above for immediate trends.

Apparent temperature ("feels like") in St. Louis calculates the combined biological impact of air temperature, relative humidity, and surface wind speed. In warmer months, high humidity elevates the heat index; during cooler months, brisk winds accelerate skin heat loss (wind chill).

The interactive 24-hour bar and 7-day daily outlook above provide real-time precipitation probabilities, cloud cover percentages, UV index peaks, and expected day highs and night lows for St. Louis.