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May Weather in Hanover, United States

Last updated: June 24, 2025

In Hanover, United States, the average temperature in May hovers around 18°C (64°F), with temperatures ranging from a chilly 2°C (36°F) to a scorching 37°C (99°F). Expect about 183 mm (7.2 in) of precipitation spread over 14 days, contributing to an average humidity of 82%. Prepare for a dynamic mix of weather this month!

May Temperature in Hanover

In May in Hanover, the average temperature is 18°C (64°F). Maximum temperatures can reach 37°C (99°F), while minimums can drop as low as 2°C (36°F). Be prepared for a wide range of temperatures when traveling to Hanover in May.

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 18°C (64°F), with highs reaching up to 37°C (99°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec292944526477807672544235
Data source: Temperature data for Hanover generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Hanover

In Hanover in May, the precipitation amount is 183 mm (7.2 in) spread over a duration of 14 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 183 mm (7.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec28278854183947488691192831
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hanover

In Hanover in May humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%70%73%82%82%81%78%71%71%81%84%
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 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 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
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.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)28 mm (1.1 inches)76%moderate
February Weather-2°C (29°F)26 mm (1.0 inches)77%moderate
March Weather6°C (44°F)88 mm (3.5 inches)70%high
April Weather11°C (53°F)54 mm (2.1 inches)73%very high
May Weather18°C (64°F)183 mm (7.2 inches)82%very high
June Weather25°C (78°F)94 mm (3.7 inches)82%extreme
July Weather27°C (80°F)74 mm (2.9 inches)81%extreme
August Weather25°C (76°F)88 mm (3.5 inches)78%very high
September Weather22°C (72°F)69 mm (2.7 inches)71%very high
October Weather12°C (55°F)119 mm (4.7 inches)71%high
November Weather6°C (43°F)28 mm (1.1 inches)81%moderate
December Weather1°C (35°F)31 mm (1.2 inches)84%moderate

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