August weather forecast
San Pedro, Costa Rica

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Weather in August

As San Pedro moves into August, the weather maintains the tropical climate with intense showers being a predominant feature. The temperature range continues a gradual drop, and relative humidity stabilizes at 89%. The cloud coverage remains the same, contributing to stably low visibility conditions. Notably, the month witnesses a slight decrease in average wind speed to 5.5km/h (3.4mph). Visitors to the city in August can prepare to experience a thoroughly tropical climate.

Temperature

August's average high-temperature in San Pedro stands at a still moderately hot 23.3°C (73.9°F), showing no deviation from July. The average nighttime temperature lowers to a refreshing 15.8°C (60.4°F) throughout August.

Humidity

The average relative humidity in August is 89%.

Rainfall

In San Pedro, in August, during 29.2 rainfall days, 339mm (13.35") of precipitation is typically accumulated. In San Pedro, during the entire year, the rain falls for 287.8 days and collects up to 2585mm (101.77") of precipitation.

Daylight

In San Pedro, the average length of the day in August is 12h and 26min.
On the first day of August, sunrise is at 05:26 and sunset at 17:58. On the last day of the month, sunrise is at 05:26 and sunset at 17:45 CST.

Sunshine

The average sunshine in August is 6.7h.

UV index

January through December, with an average maximum UV index of 5, are months with the highest UV index in San Pedro. The months with the lowest UV index in San Pedro are January through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What are the temperatures in San Pedro in August?

The high-temperature in San Pedro, Costa Rica, during August is 23.3°C (73.9°F) and the low-temperature is 15.8°C (60.4°F).

What is the average humidity in August in San Pedro?

In San Pedro, Costa Rica, the average relative humidity in August is 89%.

How many days does it rain in August in San Pedro?

In San Pedro, during August, the rain falls for 29.2 days and regularly aggregates up to 339mm (13.35") of precipitation.

What is the average length of the day in August in San Pedro?

The average day length in August is 12h and 26min.

What time are sunrise and sunset in August in San Pedro?

On the first day of August in San Pedro, Costa Rica, sunrise is at 05:26 and sunset at 17:58. On the last day of the month, sunrise is at 05:26 and sunset at 17:45 CST.

How many hours of sunshine does San Pedro have in August?

The average sunshine duration in August in San Pedro is 6.7h.

What are the months with the highest UV index in San Pedro?

January through December, with an average maximum UV index of 5, are months with the highest UV index in San Pedro, Costa Rica.

What are the months with the lowest UV index in San Pedro?

January through December, with an average maximum UV index of 5, are months with the lowest UV index.

What is the UV index reading in August in San Pedro?

In August, the average daily maximum UV index in San Pedro, Costa Rica, is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.

Average temperature in August
San Pedro, Costa Rica

Average temperature in August - San Pedro, Costa Rica
  • Average high temperature in August: 23.3°C

The warmest month (with the highest average high temperature) is April (26°C).
The month with the lowest average high temperature is October (22.4°C).

  • Average low temperature in August: 15.8°C

The month with the highest average low temperature is June (17°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average pressure in August
San Pedro, Costa Rica

Average pressure in August - San Pedro, Costa Rica
  • Average pressure in August: 1011.3mbar

The month with the highest atmospheric pressure is January (1012.3mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).

Average wind speed in August
San Pedro, Costa Rica

Average wind speed in August - San Pedro, Costa Rica
  • Average wind speed in August: 5.5km/h

The windiest month (with the highest average wind speed) is February (10.7km/h).
The calmest month (with the lowest average wind speed) is September (4.3km/h).

Average humidity in August
San Pedro, Costa Rica

Average humidity in August - San Pedro, Costa Rica
  • Average humidity in August: 89%

The months with the highest relative humidity are September and October (91%).
The months with the lowest relative humidity are February and March (75%).

Average rainfall in August
San Pedro, Costa Rica

Average rainfall in August - San Pedro, Costa Rica
  • Average rainfall in August: 339mm

The wettest month (with the highest rainfall) is October (438mm).
The driest month (with the least rainfall) is February (26mm).

Average rainfall days in August
San Pedro, Costa Rica

Average rainfall days in August - San Pedro, Costa Rica
  • Average rainfall days in August: 29.2 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.2 days).

Average daylight in August /
Average sunshine in August
San Pedro, Costa Rica

Average daylight in August / Average sunshine in August - San Pedro, Costa Rica
  • Average daylight in August: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in August: 6h and 4min

The month with the most sunshine is February (Average sunshine: 9h and 12min).
The month with the least sunshine is October (Average sunshine: 5h and 48min).

Average sunshine days in August
San Pedro, Costa Rica

Average sunshine days in August - San Pedro, Costa Rica
  • Average sunshine days in August: 0.7 days

The month with the most sunshine days is March (13.5 days).
The month with the least sunshine days is September (0.1 days).

Average UV index in August
San Pedro, Costa Rica

Average UV index in August - San Pedro, Costa Rica
  • Average UV index in August: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in August
San Pedro, Costa Rica

Average cloud cover in August - San Pedro, Costa Rica
  • Average cloud cover in August: 61

The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 30).

Average visibility in August
San Pedro, Costa Rica

Average visibility in August - San Pedro, Costa Rica
  • Average visibility in August: 6km

The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are August, September, October and November (6km).

San Pedro, Costa Rica

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