June Weather in Grantham, Australia

Last updated: August 22, 2025

In June, the average temperature in Grantham, Australia hovers around 13°C (56°F), with a minimum dipping to 1°C (34°F) and a maximum reaching 25°C (77°F). Expect about 30 mm (1.2 in) of precipitation spread over 5 days, accompanied by an average humidity level of 76%. Stay prepared for a mix of mild conditions!

June Temperature in Grantham

In June in Grantham, the average temperature is 13°C (56°F). The maximum can reach 25°C (77°F), and the minimum can be as low as 1°C (34°F). This makes it a perfect time for travelers to enjoy mild weather while exploring the sights.

June Weather in Grantham: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Grantham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grantham, June typically has an average temperature of 13°C (56°F), with highs reaching up to 25°C (77°F) and lows dropping to around 1°C (34°F).

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

June Precipitation in Grantham

In Grantham in June, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

June Precipitation Trends in Grantham

The chart displays monthly precipitation patterns in Grantham, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Grantham, June typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Grantham

In Grantham in June humidity is 76%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making travel a bit uncomfortable as you navigate through the heavy, moisture-laden air.

June Average Humidity in Grantham

This chart illustrates the average monthly humidity levels in Grantham, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Grantham is approximately 76%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Grantham

In Grantham in June, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Grantham.

Maximum UV Index Levels in Grantham for June

The chart shows the monthly maximum UV Index (UVI) for Grantham in June, 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 June, the maximum UV index in Grantham typically reaches 5, which falls under the moderate exposure category.

Data source: Grantham June 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 June Weather in Grantham Compares to Other Months

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

This table compares monthly weather conditions in Grantham, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	69 mm (2.7 inches)	70%	extreme
February Weather	24°C (75°F)	97 mm (3.8 inches)	69%	extreme
March Weather	22°C (73°F)	130 mm (5.1 inches)	75%	extreme
April Weather	19°C (67°F)	38 mm (1.5 inches)	78%	very high
May Weather	16°C (61°F)	19 mm (0.8 inches)	74%	high
June Weather	13°C (56°F)	30 mm (1.2 inches)	76%	moderate
July Weather	13°C (55°F)	27 mm (1.1 inches)	72%	moderate
August Weather	14°C (57°F)	11 mm (0.4 inches)	75%	very high
September Weather	17°C (63°F)	11 mm (0.4 inches)	69%	very high
October Weather	20°C (68°F)	122 mm (4.8 inches)	62%	extreme
November Weather	22°C (71°F)	61 mm (2.4 inches)	61%	extreme
December Weather	24°C (75°F)	96 mm (3.8 inches)	70%	extreme