Annual average weather for Rosario Islands, Bolivar, Colombia

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Annual Average Weather for Rosario Islands, Bolivar, Colombia

The annual average maximum daily temperature is 31.4°C (88.6°F) which is very hot and perfect for sunbathing on clear days. The annual average water temperature is typically 24.8°C (76.7°F) which is warm and pleasant for relaxing and swimming for long periods. Annually there are on average 6.5 days of rain per month and 5.6 hours of sun per day.

When is the best time to visit Rosario Islands?

The best months to visit Rosario Islands are January, February, March, December, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The sea is best for swimming between December and May when the sea temperature is above the average 25°C (77°F) which is warm and pleasant for relaxing and swimming for long periods.

Can you sunbathe in Rosario Islands year round?

Yes, you can sunbathe in Rosario Islands all year round.

The coolest month in Rosario Islands is January when the average maximum temperature is 31°C (87°F), average temperature is 27°C (81°F) and average minimum temperature is 24°C (76°F).

More info about the annual temperatures and sunshine.

Can you swim in Rosario Islands year round?

Yes, you can swim in Rosario Islands all year round.

The warmest sea water temperatures in Rosario Islands are found in January when they peak at 28°C (83°F) and lowest in September when they dip to 22°C (71°F).

The sea temperature is above average for swimming between December and May when the sea temperature is above 25°C (77°F) which is warm and pleasant for relaxing and swimming for long periods.

For perfect swimming and lounging all day, try the months from December to May when the sea temperature is above 26°C (79°F)

More info about the annual sea temperatures

When is the hottest month in Rosario Islands?

The hottest month in Rosario Islands is July when the average maximum temperature is very hot and perfect for sunbathing on clear days 32°C (90°F), average temperature is 29°C (84°F) and average minimum temperature is 26°C (79°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Rosario Islands?

The coolest month in Rosario Islands is January when the average maximum temperature is 31°C (87°F), average temperature is 27°C (81°F) and average minimum temperature is 24°C (76°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Rosario Islands?

The sunniest days in Rosario Islands are in February which has the most hours of sunshine per day. In February the sunshine percentage is 57% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.7 hours of sunshine per day.

More info about the annual sunshine.

When is the least sunny month in Rosario Islands?

October has the least sunshine. In October the sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 4.6 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Rosario Islands?

The driest month in Rosario Islands is January with 0cm (0inches) of rain and the least days of rain with 0.1 days with some rain, an extremely dry time to visit the beach.

More info about the annual rainfall

When is the wettest month in Rosario Islands?

The wettest month in Rosario Islands is October with 4.5cm (1.8inches) of rain and the most days of rain with 13.1 days with some rain, a pretty wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Rosario Islands?

The coldest sea water temperatures in Rosario Islands are found in September when they dip to 22°C (71°F) which is comfortable for swimming though some may prefer warmer water.

More info about the annual sea temperatures.

When is the sea the warmest in Rosario Islands?

The warmest sea water temperatures in Rosario Islands are found in January when they peak at 28°C (83°F) which is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures.

When is the most humid month in Rosario Islands?

The most humid month in Rosario Islands is June with a dew point (an indicator of humidity) of 27°C (80°F) which is extremely humid and uncomfortable unless you are on a beach. At night you would most likely require airconditioning.

More info about the annual humidity.

When is the least humid month in Rosario Islands?

The least humid month in Rosario Islands is February with a dew point of 25°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

More info about the annual humidity.

When is the windiest month in Rosario Islands?

The most windy month in Rosario Islands is February when the average maximum windspeed is 30KM/H (18MPH) and the average wind speed is 11KM/H (7MPH).

More info about the annual wind conditions.

Annual Temperature for Rosario Islands

The hottest month in Rosario Islands is July when the average maximum temperature is 32°C (90°F), average temperature is 29°C (84°F) and average minimum temperature is 26°C (79°F).

The coolest month in Rosario Islands is January when the average maximum temperature is 31°C (31°F), average temperature is 27°C (81°F) and average minimum temperature is 24°C (76°F).

Annual Sunshine for Rosario Islands

The longest days in Rosario Islands are in June, with an average of 12.7 hours of daylight per day. December has the shortest days with an average of 11.5 hours of daylight per day.

The sunniest days in Rosario Islands are in February which has the most hours of sunshine per day. The sunshine percentage is 57% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.7 hours of sunshine per day.

October has the least sunshine. The sunshine percentage is 39% making it very cloudy and overcast with some periods of sunshine. There are 4.6 hours of sunshine per day.

The ultraviolet index is the highest in April when it reaches 14.9 and lowest in December when it reaches 10.5.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Rosario Islands

The warmest sea water temperatures in Rosario Islands are found in January when they peak at 28°C (83°F) and lowest in September when they dip to 22°C (71°F).

The sea is best for swimming between December and May when the temperature is above 25°C (77°F) which is warm and pleasant for relaxing and swimming for long periods.

Annual Rainfall for Rosario Islands

The wettest month in Rosario Islands is October with 4.5cm (1.8inches) of rain and the most days of rain with 13.1 days with some rain, a pretty wet time to visit the beach.

The driest month in Rosario Islands is January with 0cm (0inches) of rain and the least days of rain with 0.1 days with some rain, an extremely dry time to visit the beach.

Annual Humidity for Rosario Islands

The most humid month in Rosario Islands is June with a dew point (an indicator of humidity) of 27°C (80°F) which is extremely humid and uncomfortable unless you are on a beach. At night you would most likely require airconditioning.

The least humid month in Rosario Islands is February with a dew point of 25°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

Annual Wind Speed for Rosario Islands

The most windy month in Rosario Islands is February when the average maximum windspeed is 30KM/H (18MPH) and the average wind speed is 11KM/H (7MPH).

The least windy month in Rosario Islands is June when the average maximum windspeed is 20KM/H (12MPH) and the average wind speed is 7KM/H (4MPH).

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