May Weather in Hempstead, United States

Last updated: June 24, 2025

In May, the average temperature in Hempstead, United States is a pleasant 25°C (78°F). However, temperatures can vary significantly, with a minimum of 10°C (50°F) and a maximum reaching 36°C (98°F). Be prepared for some rain, as the area receives about 177 mm (7.0 in) of precipitation over 14 days. With an average humidity of 79%, you may want to enjoy the warm days while staying hydrated!

May Temperature in Hempstead

In May in Hempstead, the average temperature is 25°C (78°F). Maximums can reach 36°C (98°F), and minimums can drop as low as 10°C (50°F). Travelers should be prepared for warm days and cooler evenings during this time.

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

The chart illustrates May temperature patterns in Hempstead, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hempstead, May typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (98°F) and lows dropping to around 10°C (50°F).

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

May Precipitation in Hempstead

In Hempstead in May, the total precipitation amount is 177 mm (7.0 in) spread over a duration of 14 days.

May Precipitation Trends in Hempstead

The chart displays monthly precipitation patterns in Hempstead, 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 Hempstead, May typically receives around 177 mm (7.0 inches) of precipitation spread over approximately 14 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 Hempstead

In Hempstead in May humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

May Average Humidity in Hempstead

This chart illustrates the average monthly humidity levels in Hempstead, 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 Hempstead is approximately 79%, 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 Hempstead

In Hempstead 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 Hempstead.

Maximum UV Index Levels in Hempstead for May

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

Data source: Hempstead 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 Hempstead Compares to Other Months

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

This table compares monthly weather conditions in Hempstead, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	75 mm (3.0 inches)	78%	moderate
February Weather	13°C (57°F)	95 mm (3.7 inches)	81%	very high
March Weather	18°C (65°F)	70 mm (2.7 inches)	76%	very high
April Weather	21°C (70°F)	83 mm (3.3 inches)	79%	extreme
May Weather	25°C (78°F)	177 mm (7.0 inches)	79%	extreme
June Weather	28°C (82°F)	139 mm (5.5 inches)	74%	extreme
July Weather	29°C (84°F)	110 mm (4.3 inches)	71%	extreme
August Weather	29°C (85°F)	149 mm (5.9 inches)	68%	extreme
September Weather	27°C (80°F)	134 mm (5.3 inches)	73%	extreme
October Weather	22°C (72°F)	90 mm (3.5 inches)	75%	very high
November Weather	17°C (62°F)	70 mm (2.8 inches)	78%	high
December Weather	14°C (57°F)	107 mm (4.2 inches)	84%	moderate