Maryland Heights Weather in September

Maryland Heights in September averages 27°C (81°F) during the day and 16°C (61°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Maryland Heights in September

Past climate data indicates that roughly 9 days will see rain, totalling around 103 mm (4.1 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Maryland Heights in September

September in Maryland Heights brings high temperatures, with highs of 27°C (81°F) and nights around 16°C (61°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Maryland Heights in September

The city usually sees around 235 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you prefer enjoying temperate temperatures and rain-free days, October typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Maryland Heights's climate page.

Maryland Heights Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 31%  

Precipitation 103 mm (4.1 in)  

Rainy days 9 days  

Humidity 71% *  

Sunshine 235 hours *  

Percentage Sunshine 63% *  

* Data from: St. Louis, the United States of America (22 KM, 13 Miles).

What to Wear in Maryland Heights in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Maryland Heights in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Maryland Heights's climate page.

More climate data for Maryland Heights

Temperature Rainfall Sunshine Humidity

See the full Maryland Heights climate overview or explore weather in the United States of America.