July Weather in Wailuku, United States

Last updated: June 24, 2025

In July, the average temperature in Wailuku, United States is a pleasant 26°C (80°F), with minimums dipping to 22°C (73°F) and highs reaching up to 31°C (88°F). Visitors can expect around 23 mm (0.9 in) of precipitation over 4 days, accompanied by a comfortable average humidity of 85%.

July Temperature in Wailuku

In July in Wailuku, the average temperature is 26°C (80°F), with maximums reaching 31°C (88°F) and minimums dropping as low as 22°C (73°F). It's a perfect time to enjoy outdoor activities and explore the vibrant atmosphere of the region.

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

The chart illustrates July temperature patterns in Wailuku, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wailuku, July typically has an average temperature of 26°C (80°F), with highs reaching up to 31°C (88°F) and lows dropping to around 22°C (73°F).

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

July Precipitation in Wailuku

In Wailuku in July, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.

July Precipitation Trends in Wailuku

The chart displays monthly precipitation patterns in Wailuku, 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 Wailuku, July typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 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 Wailuku

In Wailuku in July humidity is 85%. With an average temperature of 26°C (80°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities quite challenging and necessitating regular breaks to stay hydrated while sightseeing.

July Average Humidity in Wailuku

This chart illustrates the average monthly humidity levels in Wailuku, 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 Wailuku is approximately 85%, 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 Wailuku

In Wailuku in July, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Wailuku.

Maximum UV Index Levels in Wailuku for July

The chart shows the monthly maximum UV Index (UVI) for Wailuku 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 Wailuku typically reaches 13, which falls under the extreme exposure category.

Data source: Wailuku 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 Wailuku Compares to Other Months

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

This table compares monthly weather conditions in Wailuku, 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)	32 mm (1.3 inches)	78%	high
February Weather	23°C (73°F)	75 mm (2.9 inches)	79%	very high
March Weather	23°C (74°F)	52 mm (2.0 inches)	79%	extreme
April Weather	24°C (75°F)	49 mm (1.9 inches)	82%	extreme
May Weather	25°C (77°F)	36 mm (1.4 inches)	83%	extreme
June Weather	26°C (79°F)	11 mm (0.4 inches)	84%	extreme
July Weather	26°C (80°F)	23 mm (0.9 inches)	85%	extreme
August Weather	27°C (80°F)	25 mm (1.0 inches)	85%	extreme
September Weather	27°C (80°F)	17 mm (0.7 inches)	84%	extreme
October Weather	26°C (79°F)	40 mm (1.6 inches)	83%	extreme
November Weather	25°C (77°F)	25 mm (1.0 inches)	82%	very high
December Weather	24°C (75°F)	45 mm (1.8 inches)	81%	very high