Bay Harbor Weather in September

September in Bay Harbor brings very high temperatures, with daytime highs of 31°C (88°F) and nights around 24°C (75°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Bay Harbor in September

With the year's heaviest rain occurring this month, it's best to be equipped with a poncho to handle the frequent downpours. Based on our climate data of the past 30 years, about 13 days of rain are anticipated, with 180 mm (7.1 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Bay Harbor in September

In September, expect very high temperatures in Bay Harbor, with highs of 31°C (88°F) and lows of 24°C (75°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Bay Harbor in September

The month enjoys around 239 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. March, April, May and November typically offer the best weather for Bay Harbor.

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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 Bay Harbor's climate page.

Bay Harbor Temperature in September

Min Temperature 24°C (75°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 43%  

Precipitation 180 mm (7.1 in)  

Rainy days 13 days  

Sunshine 239 hours *  

Percentage Sunshine 65% *  

* Data from: Galveston, the United States of America (32 KM, 20 Miles).

What to Wear in Bay Harbor 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). Also bring a poncho, it will rain a lot! Waterproof everything you can. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Bay Harbor in September

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

Swimming

8/10

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 Bay Harbor's climate page.

More climate data for Bay Harbor

Temperature Rainfall Sunshine

See the full Bay Harbor climate overview or explore weather in the United States of America.