July Weather in Jefferson, United States

Last updated: June 24, 2025

In July, the average temperature in Jefferson, United States hovers around 25°C (78°F). Expect a minimum of 14°C (58°F) and a peak of 36°C (98°F), making it a month of warmth. However, be prepared for some rain, with 145 mm (5.7 in) of precipitation spread over 13 days. The average humidity sits at a comfortable 74%, adding a touch of tropical feel to your visit.

July Temperature in Jefferson

In July, in Jefferson, the average temperature is 25°C (78°F), with maximums reaching 36°C (98°F) and minimums dropping as low as 14°C (58°F). This makes Jefferson a great destination for travelers seeking warm weather, but it's wise to prepare for both hot and cool evenings.

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

The chart illustrates July 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, July typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (98°F) and lows dropping to around 14°C (58°F).

Data source: Temperature data for Jefferson generated using information from the Copernicus Climate Change Service.

July Precipitation in Jefferson

In Jefferson in July, the precipitation amount is 145 mm (5.7 in) over the course of 13 days.

July Precipitation Trends in Jefferson

The chart displays monthly precipitation patterns in Jefferson, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Jefferson, July typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Jefferson

In Jefferson in July humidity is 74%. With an average temperature of 25°C (78°F), this humidity feels like you're enveloped in a warm, thick blanket, making outdoor activities feel more strenuous and necessitating frequent breaks and hydration for comfortable travel.

July Average Humidity in Jefferson

This chart illustrates the average monthly humidity levels in Jefferson, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Jefferson is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Jefferson

In Jefferson in July, 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.

Maximum UV Index Levels in Jefferson for July

The chart shows the monthly maximum UV Index (UVI) for Jefferson in July, 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 July, the maximum UV index in Jefferson typically reaches 10, which falls under the very high exposure category.

Data source: Jefferson July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	60 mm (2.4 inches)	84%	moderate
February Weather	3°C (38°F)	97 mm (3.8 inches)	83%	moderate
March Weather	6°C (44°F)	96 mm (3.8 inches)	83%	high
April Weather	12°C (54°F)	100 mm (4.0 inches)	81%	very high
May Weather	18°C (64°F)	139 mm (5.5 inches)	78%	very high
June Weather	22°C (73°F)	115 mm (4.5 inches)	79%	very high
July Weather	25°C (78°F)	145 mm (5.7 inches)	74%	very high
August Weather	24°C (75°F)	148 mm (5.8 inches)	72%	very high
September Weather	21°C (69°F)	123 mm (4.9 inches)	75%	very high
October Weather	15°C (60°F)	103 mm (4.1 inches)	81%	high
November Weather	7°C (45°F)	90 mm (3.6 inches)	85%	moderate
December Weather	3°C (38°F)	93 mm (3.6 inches)	84%	moderate