August weather forecast and climate
Fortuna, Costa Rica

The last month of the summer, August, is another warm month in Fortuna, Costa Rica, with average temperature ranging between min 22°C (71.6°F) and max 29°C (84.2°F).

Temperature

In Fortuna, the average high-temperature in August remains equal as in July - a still moderately hot 29°C (84.2°F). In August, in Fortuna, Costa Rica, the average low-temperature is 22°C (71.6°F).

Rainfall

In Fortuna, it is raining for 22 days, with typically 426mm (16.77") of accumulated precipitation. In Fortuna, during the entire year, the rain falls for 190 days and collects up to 3508mm (138.11") of precipitation.

Daylight

In August, the average length of the day in Fortuna is 12.5h.

Sunshine

In August, the average sunshine in Fortuna is 6h.

UV index

Months with the highest UV index are February through October, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an extreme health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 12 in August transform into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Protect yourself by liberally applying a sunscreen of at least 30 SPF. Sunscreen prevents sunburn and decreases the damaging effects of Sun's radiation on the immune system.

What is the temperature in August in Fortuna?

In Fortuna, in August, the average high-temperature is 29°C (84.2°F), and the average low-temperature is 22°C (71.6°F).

How much does it rain in Fortuna in August?

In August, in Fortuna, Costa Rica, the rain falls for 22 days. Throughout August, 426mm (16.77") of precipitation is accumulated.

How many hours of daylight does Fortuna have in August?

In August, the average length of the day is 12.5h.

How long on average sun shines in August in Fortuna?

The average sunshine in August in Fortuna, Costa Rica, is 6h.

What are the months with the highest UV index in Fortuna?

Months with the highest UV index in Fortuna, Costa Rica, are February through October, with an average maximum UV index of 12.

How high is the UV index in August in Fortuna?

The average daily maximum UV index in August in Fortuna, Costa Rica, is 12. A UV Index of 11, and more, symbolizes an excessive health risk from unsafe exposure to the Sun's UV rays.
Average temperature in August - Fortuna, Costa Rica
  • Average high temperature in August: 29°C

The warmest months (with the highest average high temperature) are March and April (32°C).
The month with the lowest average high temperature is November (28°C).

  • Average low temperature in August: 22°C

The month with the highest average low temperature is April (24°C).
The coldest months (with the lowest average low temperature) are January, October, November and December (21°C).

Average rainfall in August - Fortuna, Costa Rica
  • Average rainfall in August: 426mm

The wettest month (with the highest rainfall) is July (462mm).
The driest month (with the least rainfall) is March (81mm).

Average rainfall days in August - Fortuna, Costa Rica
  • Average rainfall days in August: 22 days

The month with the highest number of rainy days is September (23 days).
Months with the least rainy days are February and March (7 days).

Average daylight in August / Average sunshine in August - Fortuna, Costa Rica
  • Average daylight in August: 12.5h

Months with the longest days are June and July (Average daylight: 12.7h).
The month with the shortest days is December (Average daylight: 11.5h).

  • Average sunshine in August: 6h

Months with the most sunshine are February, March and April (Average sunshine: 7h).
Months with the least sunshine are September, October and November (Average sunshine: 5).

Average UV index in August - Fortuna, Costa Rica
  • Average UV index in August: 12

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).