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October Weather in Hanover, United States

Last updated: June 24, 2025

In October, the average temperature in Hanover, United States hovers around 12°C (55°F). However, don’t be surprised if temperatures plunge to a chilling -6°C (22°F) or soar to a sweltering 34°C (93°F). With an average humidity of 71%, you'll feel the moisture in the air. Expect about 119 mm (4.7 in) of precipitation spread over 8 days, so it's wise to keep an umbrella handy!

October Temperature in Hanover

In October, in Hanover, the average temperature is 12°C (55°F). The maximum can reach 34°C (93°F), while the minimum can drop as low as -6°C (22°F). This wide temperature range makes it essential for travelers to pack accordingly and be prepared for varying weather conditions.

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

The chart illustrates October 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, October typically has an average temperature of 12°C (55°F), with highs reaching up to 34°C (93°F) and lows dropping to around -6°C (22°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.

October Precipitation in Hanover

In Hanover in October, the precipitation amount is 119 mm (4.7 in) over a span of 8 days.

October Precipitation Trends in Hanover

The chart displays monthly precipitation patterns in Hanover, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Hanover, October typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec28278854183947488691192831
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Hanover

In Hanover in October, humidity is 71%. With an average temperature of 12°C (55°F), this humidity feels like a damp chill that permeates your clothing, making it essential to wear layers when traveling.

October Average Humidity in Hanover

This chart illustrates the average monthly humidity levels in Hanover, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Hanover is approximately 71%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Hanover

In Hanover in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Hanover, you can refer to this Hourly UV Index in Hanover.

Maximum UV Index Levels in Hanover for October

The chart shows the monthly maximum UV Index (UVI) for Hanover in October, 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 October, the maximum UV index in Hanover typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Hanover October 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 October 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 October’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 October’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

Compare Hanover's Climate with Cities Worldwide