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August Weather in Santo Antonio, Sao Tome and Principe

Last updated: August 31, 2025

The average temperature in Santo Antonio, Sao Tome and Principe during August hovers around 25°C (78°F). Temperatures can dip to a minimum of 24°C (76°F) and peak at 27°C (80°F). You'll likely experience precipitation of about 111 mm (4.4 in) over 18 days, with an average humidity level of 83%.

August Temperature in Santo Antonio

In August, in Santo Antonio, the average temperature is 25°C (78°F). The maximum can reach 27°C (80°F), and the minimum can be as low as 24°C (76°F). This pleasant climate makes for a great travel destination during this time.

August Weather in Santo Antonio: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Santo Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Antonio, August typically has an average temperature of 25°C (78°F), with highs reaching up to 27°C (80°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec818282828179787778798080
Data source: Temperature data for Santo Antonio generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Santo Antonio

In Santo Antonio in August, the precipitation amount is 111 mm (4.4 in) over the course of 18 days.

August Precipitation Trends in Santo Antonio

The chart displays monthly precipitation patterns in Santo Antonio, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Santo Antonio, August typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec10196159194213156111111259286261172
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santo Antonio

In Santo Antonio in August, humidity is 83%. With an average temperature of 25°C (78°F), this humidity feels like stepping into a warm, damp embrace, making travel sticky and exhausting, as each movement can leave you drenched in sweat.

August Average Humidity in Santo Antonio

This chart illustrates the average monthly humidity levels in Santo Antonio, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Santo Antonio is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%75%73%74%75%76%77%83%86%85%81%76%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santo Antonio

In Santo Antonio in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Santo Antonio.

Maximum UV Index Levels in Santo Antonio for August

The chart shows the monthly maximum UV Index (UVI) for Santo Antonio in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Santo Antonio typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121214141311101113131211
Data source: Santo Antonio August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Santo Antonio Compares to Other Months

Weather in Santo Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Santo Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Santo Antonio, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)101 mm (4.0 inches)75%extreme
February Weather28°C (82°F)96 mm (3.8 inches)75%extreme
March Weather28°C (82°F)159 mm (6.2 inches)73%extreme
April Weather28°C (82°F)194 mm (7.6 inches)74%extreme
May Weather27°C (81°F)212 mm (8.4 inches)75%extreme
June Weather26°C (80°F)156 mm (6.2 inches)76%extreme
July Weather25°C (78°F)111 mm (4.4 inches)76%very high
August Weather25°C (78°F)111 mm (4.4 inches)83%extreme
September Weather26°C (78°F)259 mm (10.2 inches)86%extreme
October Weather26°C (79°F)286 mm (11.2 inches)85%extreme
November Weather26°C (80°F)261 mm (10.3 inches)81%extreme
December Weather27°C (80°F)172 mm (6.8 inches)76%extreme

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