July Weather in Jena, Romania

Last updated: August 27, 2025

In July, the average temperature in Jena, Romania is a pleasant 21°C (70°F). Expect a minimum temperature of 7°C (45°F), while the maximum can soar up to 35°C (95°F). During this month, precipitation averages 76 mm (3.0 in), typically spread over 10 days, contributing to an average humidity of 70%.

July Temperature in Jena

In July in Jena, the average temperature is 21°C (70°F), with maximums reaching 35°C (95°F) and minimums dropping as low as 7°C (45°F). This diverse temperature range makes it important for travelers to pack accordingly to enjoy their stay comfortably.

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

The chart illustrates July temperature patterns in Jena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jena, July typically has an average temperature of 21°C (70°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (45°F).

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

July Precipitation in Jena

In Jena in July, the total precipitation amount is 76 mm (3.0 in) spread over a period of 10 days.

July Precipitation Trends in Jena

The chart displays monthly precipitation patterns in Jena, 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 Jena, July typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 10 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 Jena

In Jena in July, humidity is 70%. With an average temperature of 21°C (70°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable, as the air clings to your skin and can leave you feeling sticky and in need of frequent breaks to cool down.

July Average Humidity in Jena

This chart illustrates the average monthly humidity levels in Jena, 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 Jena is approximately 70%, 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 Jena

In Jena 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 Jena.

Maximum UV Index Levels in Jena for July

The chart shows the monthly maximum UV Index (UVI) for Jena 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 Jena typically reaches 9, which falls under the very high exposure category.

Data source: Jena 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 Jena Compares to Other Months

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

This table compares monthly weather conditions in Jena, 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 (31°F)	62 mm (2.4 inches)	89%	low
February Weather	3°C (38°F)	65 mm (2.6 inches)	86%	moderate
March Weather	6°C (43°F)	65 mm (2.6 inches)	82%	moderate
April Weather	11°C (52°F)	59 mm (2.3 inches)	73%	high
May Weather	15°C (60°F)	104 mm (4.1 inches)	74%	very high
June Weather	20°C (68°F)	107 mm (4.2 inches)	70%	very high
July Weather	21°C (70°F)	76 mm (3.0 inches)	70%	very high
August Weather	22°C (72°F)	62 mm (2.4 inches)	59%	very high
September Weather	17°C (63°F)	52 mm (2.0 inches)	67%	high
October Weather	12°C (54°F)	60 mm (2.4 inches)	82%	moderate
November Weather	8°C (46°F)	52 mm (2.1 inches)	89%	moderate
December Weather	3°C (37°F)	98 mm (3.9 inches)	91%	low