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August Weather in Saint Jo, United States

Last updated: June 24, 2025

In August, the average temperature in Saint Jo, United States hovers around 29°C (84°F), making it a warm destination worth exploring. However, be prepared for the temperature fluctuations, as it can dip to a minimum of 19°C (66°F) and soar to a maximum of 41°C (106°F). With 77 mm (3.0 in) of precipitation spread over 8 days, you might encounter some rain, so pack accordingly. The average humidity sits at 67%, adding to the warm ambiance of the season.

August Temperature in Saint Jo

In August in Saint Jo, the average temperature is 29°C (84°F), with maximums reaching up to 41°C (106°F) and minimums dropping to as low as 19°C (66°F). Travelers should be prepared for hot days and cooler nights when visiting during this time.

August Weather in Saint Jo: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint Jo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Jo, August typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (106°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec444658637381858478665449
Data source: Temperature data for Saint Jo 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 Saint Jo

In Saint Jo in August, the precipitation amount is 77 mm (3.0 in) distributed over 8 days.

August Precipitation Trends in Saint Jo

The chart displays monthly precipitation patterns in Saint Jo, 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 Saint Jo, August typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec47728787119793677911144451
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint Jo

In Saint Jo in August, humidity is 67%. With an average temperature of 29°C (84°F), this humidity feels like walking through a warm, damp blanket that clings to your skin, making outdoor activities a bit more strenuous and necessitating plenty of water breaks for a comfortable travel experience.

August Average Humidity in Saint Jo

This chart illustrates the average monthly humidity levels in Saint Jo, 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 Saint Jo is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint Jo

In Saint Jo 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 Saint Jo.

Maximum UV Index Levels in Saint Jo for August

The chart shows the monthly maximum UV Index (UVI) for Saint Jo 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 Saint Jo typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Saint Jo 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 Saint Jo Compares to Other Months

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

This table compares monthly weather conditions in Saint Jo, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)47 mm (1.9 inches)77%moderate
February Weather8°C (46°F)72 mm (2.8 inches)76%high
March Weather14°C (58°F)87 mm (3.4 inches)74%very high
April Weather17°C (64°F)87 mm (3.4 inches)75%very high
May Weather23°C (73°F)119 mm (4.7 inches)80%extreme
June Weather27°C (81°F)79 mm (3.1 inches)80%extreme
July Weather29°C (85°F)36 mm (1.4 inches)75%extreme
August Weather29°C (84°F)77 mm (3.0 inches)67%extreme
September Weather25°C (78°F)90 mm (3.6 inches)64%very high
October Weather19°C (66°F)114 mm (4.5 inches)70%very high
November Weather12°C (54°F)44 mm (1.7 inches)82%high
December Weather9°C (49°F)51 mm (2.0 inches)85%moderate

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