Tumaco weather by month & the best time to visit
Colombia · beach resort · tropical — wet & dry seasons climate
The best time to visit Tumaco is August — its sunniest month (Sunshine Score 81/100), with July and September close behind. Tumaco averages about 1,242 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 27 mm of rain in August.
When is the best time to visit Tumaco?
For sunshine, the best time to visit Tumaco is August, then July and September. The dullest month is April (60/100, 138 mm of rain). The full month-by-month picture is in the table below.
How sunny is Tumaco?
Tumaco isn't a sunny place by world standards: about 1,242 hours of sunshine a year. August (81/100) is noticeably better than April (60). It ranks #48 of 49 destinations in Colombia for annual sunshine, below the national median of 1,819 hours. The year's 1,028 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 67 | 28° / 82°F | 24° / 75°F | 101 mm | 8 | 28° / 82°F |
| February | 68 | 28° / 82°F | 25° / 77°F | 94 mm | 9 | 29° / 84°F |
| March | 66 | 28° / 82°F | 25° / 77°F | 109 mm | 9 | 28° / 82°F |
| April | 60 | 29° / 84°F | 25° / 77°F | 138 mm | 9 | 29° / 84°F |
| May | 64 | 29° / 84°F | 25° / 77°F | 117 mm | 8 | 30° / 86°F |
| June | 72 | 29° / 84°F | 25° / 77°F | 76 mm | 7 | 29° / 84°F |
| July | 78 | 29° / 84°F | 25° / 77°F | 43 mm | 7 | 29° / 84°F |
| August | 81 | 29° / 84°F | 25° / 77°F | 27 mm | 7 | 29° / 84°F |
| September | 78 | 29° / 84°F | 25° / 77°F | 42 mm | 8 | 29° / 84°F |
| October | 69 | 28° / 82°F | 24° / 75°F | 89 mm | 8 | 29° / 84°F |
| November | 67 | 28° / 82°F | 24° / 75°F | 101 mm | 8 | 29° / 84°F |
| December | 69 | 28° / 82°F | 24° / 75°F | 91 mm | 8 | 29° / 84°F |
Sea temperature in Tumaco by month
The sea off Tumaco is warmest in May at around 30°C / 86°F, and coolest in January at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Tumaco: questions and answers
What kind of destination is Tumaco?
Tumaco is a beach resort in Colombia with a tropical — wet & dry seasons climate — the sea reaches 30°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Tumaco get a year?
Tumaco gets about 1,242 hours of sunshine a year, at its best around August.
When is the best time to visit Tumaco?
The sunniest time to visit Tumaco is August, when the Sunshine Score peaks at 81/100 (with July and September close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Tumaco?
April is the least sunny month in Tumaco, scoring 60/100 with about 138 mm of rain.
What is the sea temperature in Tumaco?
The sea in Tumaco ranges from about 28°C (January) to 30°C (May). Month-by-month sea temperatures are on this page.
How strong is the sun in Tumaco?
The typical midday UV index in Tumaco peaks around 9 (very high) in February, easing to about 7 (high) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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