Cul de Sac Weather in July
July in Cul de Sac typically sees daytime highs of 29°C (84°F) and nighttime lows of 26°C (79°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Cul de Sac in July
Records from the past 30 years suggest around 17 days of rain, with 84 mm (3.3 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Cul de Sac in July
July is a good time to be in Cul de Sac. Days are excellent, reaching 29°C (84°F), with nights around 26°C (79°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 26°C (79°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Cul de Sac in July
There are approximately 258 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Cul de Sac in July
Average wind conditions reach 5 m/s (10 knots) in July. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.
Average water temperature in July
At 28°C (82°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.So this is a great month to visit if you prefer dry days with pleasant temperatures.
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 Cul de Sac's climate page.
Cul de Sac Temperature in July
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Water Temperature
28°C (82°F) *
Chance of Rain
56%
Precipitation
84 mm (3.3 in)
Rainy days
17 days
Humidity
75% *
Windspeed
5 m/s (10 knots) *
Sunshine
258 hours *
Percentage Sunshine
68% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cul de Sac typically stay consistent throughout July, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in July
Historical weather for Cul de Sac in July
Browse day-by-day weather records for Cul de Sac spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cul de Sac historical weather extremes in July
The extremes listed below come from historical weather data collected in Cul de Sac from 1976 through 2026.
- Cul de Sac recorded its highest July temperature of 35°C (95°F) on July 21, 1993.
- The coldest July day was on July 18, 1979, with a maximum of 27°C (81°F).
- The lowest overnight temperature recorded in July was 23°C (73°F) (July 8, 1997).
Best Places in Saint Martin in July
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 July →
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What to Wear in Cul de Sac in July
Warm temperatures in July 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. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Cul de Sac in July
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 Cul de Sac's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Cul de Sac climate overview or explore weather in Saint Martin.
