July weather forecast
San Andrés, Colombia

July continues the pattern of a wet season in San Andrés, with little relief from the rains of the previous months. However, there is a slight decrease in both humidity and temperature compared to June. Summer vacationers can still find enjoyment from the still-warm sea, and the abundant rainfall ensures a lush and vibrant landscape. The frequent rains enhance the island's natural beauty.

Temperature

The beginning of July reveals an average high-temperature of a still warm 28.3°C (82.9°F), showing minimal deviation from the previous month. San Andrés observes a minimal variance in temperature, with a consistent average low of 27.6°C (81.7°F) during the nights of July.

Heat index

July's average heat index is evaluated at a hot 33°C (91.4°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

The months with the highest humidity are June and July, with an average relative humidity of 81%.

Rainfall

In San Andrés, in July, during 24.8 rainfall days, 126mm (4.96") of precipitation is typically accumulated. In San Andrés, during the entire year, the rain falls for 276.2 days and collects up to 1366mm (53.78") of precipitation.

Sea temperature

In July, the average sea temperature in San Andrés is 28.6°C (83.5°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) provides warmth and pleasure, making water activities enjoyable for lengthened periods without feeling uncomfortable.

Daylight

In July, the average length of the day is 12h and 47min.
On the first day of July, sunrise is at 06:05 and sunset at 18:56. On the last day of the month, sunrise is at 06:12 and sunset at 18:53 -05.

Sunshine

The average sunshine in July is 7.6h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 7 during July, leads to the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice! The reflection of water and sand increases the UV radiation significantly.