Happy Bay Weather in August
August in Happy Bay brings high temperatures around 30°C (86°F) during the day, dropping to 27°C (81°F) at night, with quite a bit of rainfall expected, averaging around 97 mm (3.8 in) for the month.
Rainfall in Happy Bay in August
Based on our climate data of the past 30 years, about 19 days of rain are anticipated, with 97 mm (3.8 in) on average. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Happy Bay in August
Happy Bay in August gets highs of 30°C (86°F) during the day and drops to 27°C (81°F) at night. 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.
Sunshine in Happy Bay in August
The month enjoys around 285 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Happy Bay in August
August has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.
Average water temperature in August
The water temperature is 28°C (82°F), which most people find very comfortable. A good month for swimming and water sports.Should you favor a climate that's both dry and comfortably warm, January, February, March, April, May, June, July and December typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Martin, check out our Happy Bay's climate page.
Happy Bay Temperature in August
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Water Temperature
28°C (82°F) *
Chance of Rain
63%
Precipitation
97 mm (3.8 in)
Rainy days
19 days
Humidity
76% *
Windspeed
5 m/s (10 knots) *
Sunshine
285 hours *
Percentage Sunshine
69% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Happy Bay typically stay consistent throughout August, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in August
Historical weather for Happy Bay in August
Browse day-by-day weather records for Happy Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Happy Bay historical weather extremes in August
The extremes listed below come from historical weather data collected in Happy Bay from 1979 through 2025.
- Happy Bay recorded its highest August temperature of 37°C (99°F) on August 28, 1993.
- On August 20, 1983, Happy Bay saw its coldest August day with temperatures maxing out at 27°C (81°F).
- The coldest night in August in Happy Bay was on August 2, 2011, with a minimum of 18°C (64°F).
Best Places in Saint Martin in August
Find out more about the weather in Saint Martin and which places have the best travel conditions in this month. See all of Saint Martin in August →
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What to Wear in Happy Bay in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Happy Bay in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Martin, check out our Happy Bay's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Happy Bay climate overview or explore weather in Saint Martin.
