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Caño Negro Weather in September
Caño Negro in September sees very high temperatures, with highs around 30°C (86°F) and overnight lows of 23°C (73°F). With the rainy season in full effect, expect around 287 mm (11 in) of rainfall and regular showers throughout the month.
Rainfall in Caño Negro in September
As part of the rainy season, Caño Negro sees around 23 days of rain in September, with an average of 287 mm (11 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Caño Negro in September
In September, expect very high temperatures in Caño Negro, with highs of 30°C (86°F) and lows of 23°C (73°F) at night. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing.September in Caño Negro has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Caño Negro Temperature in September
Min Temperature
23°C (73°F)
Max Temperature
30°C (86°F)
Chance of Rain
76%
Precipitation
287 mm (11 in)
Rainy days
23 days
Humidity
88% *
* Data from: Los Chiles, Costa Rica (17 KM, 10 Miles).
Caño Negro Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Caño Negro - and find the best time to visit.
Best Places in Costa Rica in September
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Caño Negro in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.
What To Do in Caño Negro in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Caño Negro 3-Day Forecast
More climate data for Caño Negro
See the full Caño Negro climate overview or explore weather in Costa Rica.
Popular in September
Where to go in September - average daytime high across popular destinations.
Tamarindo
30°C (86°F) Cahuita29°C (84°F) Santa Teresa29°C (84°F) Herradura28°C (82°F) Puerto Viejo de Talamanca29°C (84°F) Fortuna29°C (84°F) Jacó28°C (82°F) San José24°C (75°F) Bucket list
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