May Weather in Duarte, United States

Last updated: June 24, 2025

In Duarte, United States, the average temperature in May hovers around 17°C (63°F), making it a pleasant time to explore. Expect the mercury to dip as low as 4°C (40°F) and potentially soar to a sweltering 33°C (91°F). During this month, anticipate about 19 mm (0.7 in) of rainfall spread over 3 days, complemented by an average humidity of 57%. Ideal weather for both indoor and outdoor activities!

May Temperature in Duarte

In May in Duarte, the average temperature is 17°C (63°F). Maximums can reach 33°C (91°F), while minimums can dip as low as 4°C (40°F). This variation makes it advisable for travelers to pack layers to accommodate both warm days and cooler evenings.

May Weather in Duarte: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Duarte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Duarte, May typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

May Precipitation in Duarte

In Duarte in May, the precipitation amount is 19 mm (0.7 in) over a period of 3 days.

May Precipitation Trends in Duarte

The chart displays monthly precipitation patterns in Duarte, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Duarte, May typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Duarte

In Duarte in May, humidity is 57%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing yet slightly damp embrace, making it comfortable for traveling while inviting you to explore the serene surroundings without the sweltering heat.

May Average Humidity in Duarte

This chart illustrates the average monthly humidity levels in Duarte, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Duarte is approximately 57%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Duarte

In Duarte in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Duarte.

Maximum UV Index Levels in Duarte for May

The chart shows the monthly maximum UV Index (UVI) for Duarte in May, 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 May, the maximum UV index in Duarte typically reaches 11, which falls under the extreme exposure category.

Data source: Duarte May 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 May Weather in Duarte Compares to Other Months

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

This table compares monthly weather conditions in Duarte, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (51°F)	78 mm (3.1 inches)	78%	moderate
February Weather	11°C (52°F)	69 mm (2.7 inches)	82%	high
March Weather	12°C (54°F)	84 mm (3.3 inches)	75%	very high
April Weather	15°C (60°F)	24 mm (1.0 inches)	68%	very high
May Weather	17°C (63°F)	19 mm (0.7 inches)	57%	extreme
June Weather	21°C (71°F)	3 mm (0.1 inches)	52%	extreme
July Weather	25°C (77°F)	5 mm (0.2 inches)	46%	extreme
August Weather	25°C (77°F)	8 mm (0.3 inches)	39%	extreme
September Weather	23°C (73°F)	6 mm (0.2 inches)	48%	very high
October Weather	19°C (66°F)	10 mm (0.4 inches)	59%	high
November Weather	15°C (59°F)	25 mm (1.0 inches)	72%	moderate
December Weather	11°C (51°F)	77 mm (3.0 inches)	76%	moderate