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October Weather in Grand Island, United States

Last updated: June 24, 2025

In October, the average temperature in Grand Island, United States is a mild 11°C (52°F). Visitors can expect a range from a chilly -8°C (17°F) to a warm 33°C (92°F). The area experiences an average precipitation of 86 mm (3.4 in) over about 8 days, accompanied by a comfortable humidity level of around 72%.

October Temperature in Grand Island

In October in Grand Island, the average temperature is 11°C (52°F). Maximums can reach 33°C (92°F), and minimums can drop as low as -8°C (17°F). Be prepared for a wide range of temperatures if you plan to visit during this time.

October Weather in Grand Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grand Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grand Island, October typically has an average temperature of 11°C (52°F), with highs reaching up to 33°C (92°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec262641496175777469524031
Data source: Temperature data for Grand Island 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 Grand Island

In Grand Island in October, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.

October Precipitation Trends in Grand Island

The chart displays monthly precipitation patterns in Grand Island, 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 Grand Island, October typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec2819865614789667159862142
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Grand Island

In Grand Island in October, humidity is 72%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, often leaving travelers feeling slightly cold and clammy unless they are dressed in layers.

October Average Humidity in Grand Island

This chart illustrates the average monthly humidity levels in Grand Island, 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 Grand Island is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%81%69%71%80%83%84%84%77%72%80%79%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Grand Island

In Grand Island 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 Grand Island, you can refer to this Hourly UV Index in Grand Island.

Maximum UV Index Levels in Grand Island for October

The chart shows the monthly maximum UV Index (UVI) for Grand Island 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 Grand Island typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101110108643
Data source: Grand Island 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 Grand Island Compares to Other Months

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

This table compares monthly weather conditions in Grand Island, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)28 mm (1.1 inches)73%moderate
February Weather-4°C (26°F)19 mm (0.7 inches)81%moderate
March Weather5°C (41°F)86 mm (3.4 inches)69%high
April Weather10°C (50°F)56 mm (2.2 inches)71%very high
May Weather16°C (62°F)147 mm (5.8 inches)80%very high
June Weather24°C (75°F)89 mm (3.5 inches)83%extreme
July Weather25°C (78°F)66 mm (2.6 inches)84%very high
August Weather24°C (75°F)71 mm (2.8 inches)84%very high
September Weather21°C (69°F)59 mm (2.3 inches)77%very high
October Weather11°C (52°F)86 mm (3.4 inches)72%high
November Weather5°C (41°F)21 mm (0.8 inches)80%moderate
December Weather-1°C (31°F)42 mm (1.6 inches)79%moderate

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