May Weather in Hanover, United States

Last updated: June 24, 2025

In May, the average temperature in Hanover, United States hovers around 13°C (56°F), with a minimum dipping to -1°C (31°F) and a maximum soaring to 33°C (92°F). Expect about 80 mm (3.2 in) of precipitation spread across 12 days, contributing to an average humidity of 72%. Be prepared for a mix of weather as you explore this vibrant location!

May Temperature in Hanover

In May in Hanover, the average temperature is 13°C (56°F). The maximum can reach 33°C (92°F), and the minimum can be as low as -1°C (31°F). This variation means that travelers should be prepared for both warm and chilly weather during their visit.

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

The chart illustrates May temperature patterns in Hanover, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanover, May typically has an average temperature of 13°C (56°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (31°F).

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

May Precipitation in Hanover

In Hanover in May, the precipitation amount is 80 mm (3.2 in) over a span of 12 days.

May Precipitation Trends in Hanover

The chart displays monthly precipitation patterns in Hanover, 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 Hanover, May typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 12 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 Hanover

In Hanover in May, humidity is 72%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making outdoor activities somewhat uncomfortable and reminding travelers to stay hydrated and seek shade whenever possible.

May Average Humidity in Hanover

This chart illustrates the average monthly humidity levels in Hanover, 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 Hanover is approximately 72%, 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 Hanover

In Hanover in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Hanover.

Maximum UV Index Levels in Hanover for May

The chart shows the monthly maximum UV Index (UVI) for Hanover 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 Hanover typically reaches 9, which falls under the very high exposure category.

Data source: Hanover 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 Hanover Compares to Other Months

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

This table compares monthly weather conditions in Hanover, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	70 mm (2.8 inches)	86%	moderate
February Weather	-5°C (24°F)	79 mm (3.1 inches)	84%	moderate
March Weather	-1°C (31°F)	67 mm (2.6 inches)	82%	high
April Weather	6°C (43°F)	113 mm (4.4 inches)	80%	very high
May Weather	13°C (56°F)	80 mm (3.2 inches)	72%	very high
June Weather	18°C (65°F)	88 mm (3.5 inches)	72%	very high
July Weather	21°C (70°F)	125 mm (4.9 inches)	67%	very high
August Weather	20°C (68°F)	84 mm (3.3 inches)	66%	very high
September Weather	16°C (61°F)	61 mm (2.4 inches)	71%	high
October Weather	10°C (50°F)	130 mm (5.1 inches)	78%	moderate
November Weather	1°C (35°F)	99 mm (3.9 inches)	84%	moderate
December Weather	-4°C (25°F)	96 mm (3.8 inches)	81%	low