Treasure Cay weather in August 2025

Q: How hot is it in Treasure Cay in August?

Daytime temperatures usually reach 31°C in Treasure Cay in August with very high heat and humidity, falling to 24°C at night.

Q: How sunny is it in Treasure Cay in August?

There are normally 9 hours of bright sunshine each day in Treasure Cay in August - that's 66% of daylight hours.

Q: How warm is the sea around Treasure Cay in August?

The average sea temperature around Treasure Cay in August is 30°C.

Q: Does it rain in Treasure Cay in August?

There are usually 21 days with some rain in Treasure Cay in August and the average monthly rainfall is 146mm.

Q: What is the chance of a cyclone in Treasure Cay in August?

On average 1.2 days in August in Treasure Cay are likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 31°C in Treasure Cay, Bahamas in August and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 21 days with some rainfall and typically 146 mm of rainfall in the month.

31
31°C max day temperature
9
9 hours of sunshine per day
21
21 days with some rainfall
24
24°C min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
146
146 mm of monthly rainfall
11
11 (Extreme) UV index
30
30°C sea temperature

More about the Treasure Cay

Treasure Cay by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Bahamas

Marriott: Best price match gurantee for members

Sale

Join Marriott Bonvoy for the best rates on hotel stays
Exclusive membership perks & additional benefits
Includes discounts, upgrades & earn points free stays

Go to Marriott deal >>

View all Marriott offers

The August weather guide for Bahamas (Treasure Cay) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

How hot is it in Treasure Cay in August?

Daytime temperatures usually reach 31°C in Treasure Cay in August with very high heat and humidity, falling to 24°C at night.

How sunny is it in Treasure Cay in August?

There are normally 9 hours of bright sunshine each day in Treasure Cay in August - that's 66% of daylight hours.

How warm is the sea around Treasure Cay in August?

The average sea temperature around Treasure Cay in August is 30°C.

Does it rain in Treasure Cay in August?

There are usually 21 days with some rain in Treasure Cay in August and the average monthly rainfall is 146mm.

What is the chance of a hurricane in Treasure Cay in August?

On average 1.2 days in August in Treasure Cay are likely to be affected by the passage of one or more tropical storms.

Treasure Cay August sunrise & sunset times

Browse the sunrise and sunset times for Treasure Cay in August 2025. Select a month to view Treasure Cay sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Friday, 1st August 2025	05:34	18:56
Saturday, 16th August 2025	05:42	18:45
Sunday, 31st August 2025	05:48	18:30

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

Bahamas - quick facts
Flight time^✝	9.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	Bahamian Dollar
Electricity	A + B plug (120V)
Driving side	Left
Why visit?	Beaches Nature Nightlife
Tourist info	Bahamas Ministry of Tourism