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August Weather in Jefferson, United States

Last updated: June 24, 2025

In Jefferson, United States, the average temperature in August hovers around 23°C (73°F). Expect a range from a refreshing 10°C (51°F) to a sizzling 37°C (98°F). Rainfall may be prevalent, with 94 mm (3.7 in) expected over 10 days, contributing to a comfortable humidity level of 77%.

August Temperature in Jefferson

In August in Jefferson, the average temperature is 23°C (73°F), with maximums reaching up to 37°C (98°F) and minimums dropping as low as 10°C (51°F). This makes Jefferson an ideal destination for travelers seeking warm weather with comfortable conditions for outdoor activities.

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

The chart illustrates August temperature patterns in Jefferson, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jefferson, August typically has an average temperature of 23°C (73°F), with highs reaching up to 37°C (98°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec222339486274767368523830
Data source: Temperature data for Jefferson 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

In Jefferson in August, the precipitation amount is 94 mm (3.7 in) over a duration of 10 days.

August Precipitation Trends in Jefferson

The chart displays monthly precipitation patterns in Jefferson, 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, August typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec3139766416410476941001203637
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Jefferson

In Jefferson in August, humidity is 77%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable but bearable. It's essential to stay hydrated and take frequent breaks to enjoy the sights while avoiding overheating.

August Average Humidity in Jefferson

This chart illustrates the average monthly humidity levels in Jefferson, 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 is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Jefferson

In Jefferson in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Jefferson.

Maximum UV Index Levels in Jefferson for August

The chart shows the monthly maximum UV Index (UVI) for Jefferson 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 typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35589111098643
Data source: Jefferson 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 Compares to Other Months

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

This table compares monthly weather conditions in Jefferson, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)31 mm (1.2 inches)78%moderate
February Weather-5°C (23°F)39 mm (1.5 inches)80%moderate
March Weather4°C (39°F)76 mm (3.0 inches)77%moderate
April Weather9°C (49°F)64 mm (2.5 inches)77%very high
May Weather16°C (62°F)163 mm (6.4 inches)77%very high
June Weather23°C (74°F)104 mm (4.1 inches)81%extreme
July Weather25°C (77°F)76 mm (3.0 inches)81%very high
August Weather23°C (73°F)94 mm (3.7 inches)77%very high
September Weather20°C (68°F)100 mm (3.9 inches)73%very high
October Weather11°C (52°F)120 mm (4.7 inches)75%high
November Weather3°C (38°F)36 mm (1.4 inches)85%moderate
December Weather-1°C (30°F)37 mm (1.5 inches)83%moderate

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