June Weather in Castanhal, Brazil

Last updated: August 22, 2025

In June, the average temperature in Castanhal, Brazil is comfortably 27°C (80°F). Expect a minimum of 21°C (71°F) and a maximum of 34°C (93°F). While you soak up the warmth, be prepared for 132 mm (5.2 in) of precipitation over about 21 days, contributing to an average humidity of 86%.

June Temperature in Castanhal

In June in Castanhal, the average temperature is 27°C (80°F), with maximums reaching up to 34°C (93°F) and minimums dipping as low as 21°C (71°F). This comfortable climate makes it an ideal time for traveling, exploring, and enjoying outdoor activities in Castanhal.

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

The chart illustrates June temperature patterns in Castanhal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castanhal, June typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (71°F).

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

June Precipitation in Castanhal

In Castanhal in June, the total precipitation amount is 132 mm (5.2 in) spread over 21 days.

June Precipitation Trends in Castanhal

The chart displays monthly precipitation patterns in Castanhal, 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 Castanhal, June typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 21 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 Castanhal

In Castanhal in June, humidity is 86%. With an average temperature of 27°C (80°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel heavy and exhausting as you navigate the sultry air.

June Average Humidity in Castanhal

This chart illustrates the average monthly humidity levels in Castanhal, 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 Castanhal is approximately 86%, 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 Castanhal

In Castanhal in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Castanhal.

Maximum UV Index Levels in Castanhal for June

The chart shows the monthly maximum UV Index (UVI) for Castanhal 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 Castanhal typically reaches 12, which falls under the extreme exposure category.

Data source: Castanhal 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 Castanhal Compares to Other Months

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

This table compares monthly weather conditions in Castanhal, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	265 mm (10.4 inches)	89%	extreme
February Weather	26°C (79°F)	525 mm (20.7 inches)	81%	extreme
March Weather	26°C (79°F)	535 mm (21.1 inches)	81%	extreme
April Weather	26°C (79°F)	445 mm (17.5 inches)	85%	extreme
May Weather	26°C (80°F)	350 mm (13.8 inches)	89%	extreme
June Weather	27°C (80°F)	132 mm (5.2 inches)	86%	extreme
July Weather	27°C (80°F)	86 mm (3.4 inches)	81%	extreme
August Weather	27°C (81°F)	56 mm (2.2 inches)	72%	extreme
September Weather	28°C (82°F)	53 mm (2.1 inches)	69%	extreme
October Weather	28°C (83°F)	58 mm (2.3 inches)	69%	extreme
November Weather	28°C (82°F)	98 mm (3.9 inches)	71%	extreme
December Weather	27°C (81°F)	202 mm (8.0 inches)	82%	extreme