May Weather in Discovery Bay, United States

Last updated: June 24, 2025

In Discovery Bay, United States, the average temperature in May hovers around 20°C (68°F), with a minimum dip to 7°C (45°F) and a scorching maximum of 39°C (103°F). Expect a precipitation amount of about 15 mm (0.6 in) spread over just 2 days. With an average humidity of 71%, the climate offers a warm yet comfortable atmosphere for your adventures.

May Temperature in Discovery Bay

In May in Discovery Bay, the average temperature is 20°C (68°F). The maximum can reach 39°C (103°F) and the minimum can be as low as 7°C (45°F). Be prepared for a wide range of temperatures when traveling, as you'll experience both warm days and cooler nights.

May Weather in Discovery Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Discovery Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Discovery Bay, May typically has an average temperature of 20°C (68°F), with highs reaching up to 39°C (103°F) and lows dropping to around 7°C (45°F).

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

May Precipitation in Discovery Bay

In Discovery Bay in May, the precipitation amount is 15 mm (0.6 in) over the course of 2 days.

May Precipitation Trends in Discovery Bay

The chart displays monthly precipitation patterns in Discovery Bay, 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 Discovery Bay, May typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 2 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Discovery Bay

In Discovery Bay in May, humidity is 71%. With an average temperature of 20°C (68°F), this humidity feels like a warm, moist embrace that can quickly lead to discomfort for travelers. The air clings to your skin, making even short walks feel more strenuous, while reaching for a refreshing drink becomes essential to stay hydrated.

May Average Humidity in Discovery Bay

This chart illustrates the average monthly humidity levels in Discovery Bay, 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 Discovery Bay is approximately 71%, 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 Discovery Bay

In Discovery Bay in May, 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 Discovery Bay.

Maximum UV Index Levels in Discovery Bay for May

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

Data source: Discovery Bay 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 Discovery Bay Compares to Other Months

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

This table compares monthly weather conditions in Discovery Bay, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	101 mm (4.0 inches)	82%	moderate
February Weather	12°C (53°F)	85 mm (3.3 inches)	84%	moderate
March Weather	14°C (57°F)	72 mm (2.8 inches)	82%	very high
April Weather	17°C (62°F)	34 mm (1.3 inches)	78%	very high
May Weather	20°C (68°F)	15 mm (0.6 inches)	71%	very high
June Weather	23°C (73°F)	1 mm (0.1 inches)	64%	extreme
July Weather	23°C (75°F)	0 mm (0.0 inches)	58%	extreme
August Weather	23°C (74°F)	0 mm (0.0 inches)	54%	very high
September Weather	22°C (72°F)	1 mm (0.0 inches)	55%	very high
October Weather	18°C (65°F)	28 mm (1.1 inches)	62%	high
November Weather	13°C (56°F)	38 mm (1.5 inches)	78%	moderate
December Weather	10°C (50°F)	85 mm (3.3 inches)	80%	moderate