July Weather in Jefferson, United States

Last updated: June 24, 2025

In Jefferson, United States, the average temperature in July hovers around 19°C (67°F), with temperatures ranging from a cool 5°C (42°F) at night to a warm 32°C (91°F) during the day. Expect 107 mm (4.2 in) of precipitation spread across 14 days, contributing to a humidity level of around 75%. Embrace the climate as you explore the vibrant beauty of this destination!

July Temperature in Jefferson

In July, in Jefferson, the average temperature is 19°C (67°F). Maximums can reach 32°C (91°F), and minimums can drop as low as 5°C (42°F). This variability in temperature makes Jefferson a great destination for travelers looking to experience a diverse climate.

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 19°C (67°F), with highs reaching up to 32°C (91°F) and lows dropping to around 5°C (42°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 107 mm (4.2 in) spread over a period of 14 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 107 mm (4.2 inches) of precipitation spread over approximately 14 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 75%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making travel invigorating yet slightly sticky, as you navigate through the vibrant streets or scenic landscapes.

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 75%, 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 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 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 9, 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	-9°C (16°F)	86 mm (3.4 inches)	91%	low
February Weather	-7°C (19°F)	85 mm (3.4 inches)	89%	moderate
March Weather	-3°C (27°F)	75 mm (2.9 inches)	85%	high
April Weather	4°C (40°F)	120 mm (4.7 inches)	84%	very high
May Weather	11°C (53°F)	99 mm (3.9 inches)	78%	very high
June Weather	16°C (62°F)	100 mm (3.9 inches)	72%	very high
July Weather	19°C (67°F)	107 mm (4.2 inches)	75%	very high
August Weather	18°C (65°F)	92 mm (3.6 inches)	74%	very high
September Weather	14°C (58°F)	64 mm (2.5 inches)	77%	high
October Weather	8°C (46°F)	130 mm (5.1 inches)	85%	moderate
November Weather	0°C (32°F)	112 mm (4.4 inches)	86%	moderate
December Weather	-6°C (22°F)	97 mm (3.8 inches)	85%	low