July Weather in Jamestown, Australia

Last updated: August 22, 2025

In July, the average temperature in Jamestown, Australia hovers around 9°C (49°F), with minimums dipping to -1°C (30°F) and maximums reaching 21°C (70°F). Expect about 34 mm (1.3 in) of precipitation spread across 6 days, and enjoy a comfortable average humidity of 72%.

July Temperature in Jamestown

In July in Jamestown, the average temperature is 9°C (49°F), with maximums reaching up to 21°C (70°F) and minimums dropping as low as -1°C (30°F). It's advisable to pack layers to be prepared for both mild and chilly weather during your travels.

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

The chart illustrates July temperature patterns in Jamestown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jamestown, July typically has an average temperature of 9°C (49°F), with highs reaching up to 21°C (70°F) and lows dropping to around -1°C (30°F).

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

July Precipitation in Jamestown

In Jamestown in July, the total precipitation amount is 34 mm (1.3 in) spread over 6 days.

July Precipitation Trends in Jamestown

The chart displays monthly precipitation patterns in Jamestown, 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 Jamestown, July typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Jamestown

In Jamestown in July, humidity is 72%. With an average temperature of 9°C (49°F), this humidity feels like a chilly blanket wrapped around you, making travel feel damp and somewhat uncomfortable as you navigate the streets, heightening your awareness of every breeze.

July Average Humidity in Jamestown

This chart illustrates the average monthly humidity levels in Jamestown, 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 Jamestown is approximately 72%, 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 Jamestown

In Jamestown in July, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Jamestown for better planning.

Maximum UV Index Levels in Jamestown for July

The chart shows the monthly maximum UV Index (UVI) for Jamestown 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 Jamestown typically reaches 4, which falls under the moderate exposure category.

Data source: Jamestown 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 Jamestown Compares to Other Months

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

This table compares monthly weather conditions in Jamestown, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	14 mm (0.5 inches)	30%	extreme
February Weather	22°C (71°F)	22 mm (0.9 inches)	35%	extreme
March Weather	20°C (69°F)	8 mm (0.3 inches)	50%	extreme
April Weather	17°C (62°F)	26 mm (1.0 inches)	60%	very high
May Weather	12°C (53°F)	31 mm (1.2 inches)	69%	high
June Weather	9°C (48°F)	34 mm (1.3 inches)	71%	moderate
July Weather	9°C (49°F)	34 mm (1.3 inches)	72%	moderate
August Weather	9°C (49°F)	51 mm (2.0 inches)	64%	high
September Weather	12°C (55°F)	29 mm (1.2 inches)	57%	very high
October Weather	16°C (60°F)	34 mm (1.3 inches)	40%	extreme
November Weather	18°C (65°F)	39 mm (1.5 inches)	40%	extreme
December Weather	21°C (71°F)	22 mm (0.9 inches)	37%	extreme