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August Weather in Madison, United States

Last updated: June 24, 2025

The average temperature in Madison, United States during August is a pleasant 24°C (76°F). You can expect a minimum of 13°C (55°F) and a maximum of 37°C (99°F), providing a diverse range of temperatures throughout the month. Be prepared for some rain, as precipitation totals around 104 mm (4.1 in) over 9 days. Average humidity hovers around 80%, adding a bit of tropical feel to the warm temperatures.

August Temperature in Madison

In August in Madison, the average temperature is 24°C (76°F). Maximums can reach 37°C (99°F) and minimums can be as low as 13°C (55°F). This makes Madison an ideal destination for travelers seeking warm weather while still having the option for cooler evenings.

August Weather in Madison: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Madison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Madison, August typically has an average temperature of 24°C (76°F), with highs reaching up to 37°C (99°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec303345546676797672574337
Data source: Temperature data for Madison 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 Madison

In Madison in August, the precipitation amount is 104 mm (4.1 in) over the course of 9 days.

August Precipitation Trends in Madison

The chart displays monthly precipitation patterns in Madison, 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 Madison, August typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec635611410620112494104611115439
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Madison

In Madison in August humidity is 80%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make exploring outdoors quite draining, so it's essential to stay hydrated and take breaks in the shade while traveling.

August Average Humidity in Madison

This chart illustrates the average monthly humidity levels in Madison, 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 Madison is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Madison

In Madison in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Madison.

Maximum UV Index Levels in Madison for August

The chart shows the monthly maximum UV Index (UVI) for Madison 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 Madison typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Madison 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 Madison Compares to Other Months

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

This table compares monthly weather conditions in Madison, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)63 mm (2.5 inches)82%moderate
February Weather0°C (33°F)56 mm (2.2 inches)80%moderate
March Weather7°C (46°F)114 mm (4.5 inches)80%high
April Weather12°C (54°F)106 mm (4.2 inches)80%very high
May Weather19°C (66°F)201 mm (7.9 inches)82%very high
June Weather25°C (77°F)124 mm (4.9 inches)83%extreme
July Weather26°C (80°F)94 mm (3.7 inches)81%extreme
August Weather24°C (76°F)104 mm (4.1 inches)80%very high
September Weather22°C (72°F)61 mm (2.4 inches)76%very high
October Weather14°C (57°F)111 mm (4.4 inches)76%high
November Weather6°C (43°F)54 mm (2.1 inches)85%moderate
December Weather3°C (37°F)39 mm (1.5 inches)86%moderate

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