July Weather in Castalia, United States

Last updated: June 24, 2025

The average temperature in Castalia, United States during July is a comfortable 24°C (76°F), with minimums plummeting to 17°C (64°F) and maximums reaching a warm 32°C (91°F). Expect about 121 mm (4.8 in) of precipitation spread over 13 days, giving the month an average humidity of 81%. A perfect blend of warmth and moisture!

July Temperature in Castalia

In July in Castalia, the average temperature is 24°C (76°F). Maximums can reach 32°C (91°F) and minimums can be as low as 17°C (64°F). This makes it an ideal time for travelers to explore outdoor activities while enjoying pleasant weather.

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

The chart illustrates July temperature patterns in Castalia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castalia, July typically has an average temperature of 24°C (76°F), with highs reaching up to 32°C (91°F) and lows dropping to around 17°C (64°F).

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

July Precipitation in Castalia

In Castalia in July, the total precipitation amount is 121 mm (4.8 in) over the course of 13 days.

July Precipitation Trends in Castalia

The chart displays monthly precipitation patterns in Castalia, 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 Castalia, July typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 13 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 Castalia

In Castalia in July, humidity is 81%. With an average temperature of 24°C (76°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel exhausting, leaving travelers in need of frequent breaks and plenty of hydration.

July Average Humidity in Castalia

This chart illustrates the average monthly humidity levels in Castalia, 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 Castalia is approximately 81%, 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 Castalia

In Castalia in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Castalia.

Maximum UV Index Levels in Castalia for July

The chart shows the monthly maximum UV Index (UVI) for Castalia 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 Castalia typically reaches 10, which falls under the very high exposure category.

Data source: Castalia 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 Castalia Compares to Other Months

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

This table compares monthly weather conditions in Castalia, 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 (30°F)	76 mm (3.0 inches)	88%	moderate
February Weather	-1°C (31°F)	83 mm (3.3 inches)	87%	moderate
March Weather	3°C (39°F)	87 mm (3.4 inches)	87%	high
April Weather	9°C (48°F)	106 mm (4.2 inches)	87%	very high
May Weather	16°C (60°F)	124 mm (4.9 inches)	81%	very high
June Weather	21°C (71°F)	108 mm (4.3 inches)	82%	very high
July Weather	24°C (76°F)	121 mm (4.8 inches)	81%	very high
August Weather	23°C (74°F)	82 mm (3.2 inches)	78%	very high
September Weather	20°C (69°F)	70 mm (2.8 inches)	78%	very high
October Weather	14°C (58°F)	99 mm (3.9 inches)	82%	high
November Weather	6°C (42°F)	98 mm (3.9 inches)	89%	moderate
December Weather	2°C (35°F)	72 mm (2.8 inches)	86%	low