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Frigate Bay Weather in September

September in Frigate Bay brings high temperatures, with daytime highs of 29°C (84°F) and nights around 27°C (81°F). Quite a bit of rainfall is expected, around 133 mm (5.2 in), so pack an umbrella.

Rainfall in Frigate Bay in September

Rain is expected on roughly 18 days, totalling around 133 mm (5.2 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 Frigate Bay in September

Frigate Bay in September gets highs of 29°C (84°F) during the day and drops to 27°C (81°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 27°C (81°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.

September in Frigate Bay has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Saint Kitts & Nevis, check out our Frigate Bay's climate page.

Frigate Bay Temperature in September

Min TemperatureMin Temperature 27°C (81°F)  
Max TemperatureMax Temperature 29°C (84°F)  
Chance of RainChance of Rain 60%  
PrecipitationPrecipitation 133 mm (5.2 in)  
Rainy daysRainy days 18 days  
HumidityHumidity 78% *  
* Data from: Sint Eustatius , Bonaire, St Eustatius, Saba (37 KM, 23 Miles).

Daily Historical Temperatures

47-year average (1976-2025)

Based on our historical records, temperatures in Frigate Bay typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).

Average temperatures in September

Daily Historical Precipitation

47-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather for Frigate Bay in September

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

Frigate Bay historical weather extremes in September

Our historical data for Frigate Bay spans 1999 to 2025, revealing these weather extremes.

  • The hottest September day on record in Frigate Bay reached 34°C (93°F) (September 2, 2023).
  • Frigate Bay experienced its chilliest September day on September 17, 2022, reaching only 27°C (81°F).
  • The coldest night in September in Frigate Bay was on September 16, 2019, with a minimum of 18°C (64°F).

Best Places in Saint Kitts & Nevis in September

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

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Legend 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 Frigate Bay in September

Warm but pleasant conditions in Frigate Bay in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.

What To Do in Frigate Bay 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

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Saint Kitts & Nevis, check out our Frigate Bay's climate page.

More climate data for Frigate Bay