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August Weather in Jefferson City, United States

Last updated: June 24, 2025

In Jefferson City, United States, the average temperature in August is a pleasant 25°C (77°F). However, you can expect a range, with minimums dipping to 14°C (57°F) and maximums soaring up to 35°C (96°F). This month also brings about 98 mm (3.9 in) of precipitation spread over 11 days, coupled with an average humidity of 76%, making it essential to prepare for varying weather conditions!

August Temperature in Jefferson City

In August in Jefferson City, the average temperature is 25°C (77°F). Maximums can reach 35°C (96°F), while minimums can drop as low as 14°C (57°F). It's a perfect time for travelers to enjoy a comfortable climate with ideal conditions for outdoor activities.

August Weather in Jefferson City: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Jefferson City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jefferson City, August typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (96°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec414652596874787773634844
Data source: Temperature data for Jefferson City 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 Jefferson City

In Jefferson City in August, the total precipitation amount is 98 mm (3.9 in) over the course of 11 days.

August Precipitation Trends in Jefferson City

The chart displays monthly precipitation patterns in Jefferson City, 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 Jefferson City, August typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec901441401251049894988211874126
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Jefferson City

In Jefferson City in August, humidity is 76%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel muggy and requiring frequent breaks to stay refreshed.

August Average Humidity in Jefferson City

This chart illustrates the average monthly humidity levels in Jefferson City, 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 Jefferson City is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Jefferson City

In Jefferson City 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 Jefferson City.

Maximum UV Index Levels in Jefferson City for August

The chart shows the monthly maximum UV Index (UVI) for Jefferson City 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 Jefferson City typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Jefferson City 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 Jefferson City Compares to Other Months

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

This table compares monthly weather conditions in Jefferson City, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)90 mm (3.5 inches)86%moderate
February Weather8°C (46°F)144 mm (5.6 inches)86%high
March Weather11°C (52°F)140 mm (5.5 inches)86%very high
April Weather15°C (59°F)125 mm (4.9 inches)82%very high
May Weather20°C (68°F)104 mm (4.1 inches)85%extreme
June Weather23°C (75°F)97 mm (3.8 inches)85%extreme
July Weather26°C (79°F)94 mm (3.7 inches)83%extreme
August Weather25°C (77°F)98 mm (3.9 inches)76%very high
September Weather23°C (73°F)82 mm (3.2 inches)76%very high
October Weather17°C (63°F)118 mm (4.7 inches)80%high
November Weather9°C (48°F)74 mm (2.9 inches)88%moderate
December Weather7°C (44°F)126 mm (5.0 inches)88%moderate

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