Marsh Harbour
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Marsh Harbour Weather in September

During September, Marsh Harbour experiences high daytime temperatures of 29°C (84°F) and cooler nights around 27°C (81°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Marsh Harbour in September

The month is marked by heavy rainfall, often coming down in intense bursts. Make sure to have a poncho to stay dry. Looking at the last 30 years, the data shows about 21 days with rain, averaging 180 mm (7.1 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Marsh Harbour in September

In September, Marsh Harbour sees high temperatures, with highs of 29°C (84°F). Nights drop to around 27°C (81°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.

For Marsh Harbour itself, January, February, March, April, May, November and December generally stand out with 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.

Marsh Harbour Temperature in September

Min Temperature
27°C (81°F)
Max Temperature
29°C (84°F)
Chance of Rain
69%
Precipitation
180 mm (7.1 in)
Rainy days
21 days

Marsh Harbour Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Marsh Harbour - and find the best time to visit.

Daily Historical Temperatures

32-year average (1987-2025)

Based on our historical records, temperatures in Marsh Harbour typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 27°C (81°F).

Average temperatures in September

Historical weather records for Marsh Harbour in September

Browse day-by-day weather records for Marsh Harbour spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Marsh Harbour historical weather extremes in September

Based on 19 years of weather observations in Marsh Harbour between 2006 and 2025, these are the recorded extremes.

  • The hottest September day on record in Marsh Harbour reached 35°C (95°F) (September 17, 2023).
  • Marsh Harbour experienced its chilliest September day on September 30, 2006, reaching only 26°C (79°F).
  • The lowest overnight temperature recorded in September was 16°C (61°F) (September 4, 2023).

Best Places in the Bahamas in September

Find out more about the weather in the Bahamas and which places have the best travel conditions in this month. See all of the Bahamas in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Marsh Harbour 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.

What To Do in Marsh Harbour in September

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

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Marsh Harbour 3-Day Forecast

More climate data for Marsh Harbour

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.