October weather forecast
Fortuna, Costa Rica

October brings a slight reduction in rainfall in Fortuna, Costa Rica, hinting towards an upcoming transition into the dry season. The decrease in rainfall paves the way for more outdoor exploits, despite the shortened daylight hours. A relatively steady temperature range caters the comfort of visitors. Shifting into November, a further reduction in rainfall and consistency in temperatures can be expected.

Temperature

The weather during October in Fortuna hits a high-temperature average of a still moderately hot 29°C (84.2°F), identical to the previous month. An average low-temperature of 21°C (69.8°F) is recorded during the nights in October in Fortuna.

Rainfall

In October, the rain falls for 22 days. Throughout October, 446mm (17.56") of precipitation is accumulated. In Fortuna, during the entire year, the rain falls for 190 days and collects up to 3508mm (138.11") of precipitation.

Daylight

In Fortuna, the average length of the day in October is 11h and 53min.
On the first day of the month, sunrise is at 05:27 and sunset at 17:28. On the last day of October, sunrise is at 05:29 and sunset at 17:14 CST.

Sunshine

The months with the least sunshine are September through November, with an average of 5h of sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Fortuna, Costa Rica. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 12 in October leads to these guidelines:
Practice every essential safety step. People with fair skin could receive burns in fewer than 5 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. If you tend to burn easily, reduce your time in direct sunlight. And never forget to apply a sunscreen with 30 SPF or more.