nomadseason

January Weather in Grand Island, United States

Last updated: June 24, 2025

In January, the average temperature in Grand Island, United States hovers around -2°C (28°F), making it a chilly time of year. Expect a minimum of -19°C (-1°F) and a maximum of 14°C (58°F), offering a wide range of conditions. With an average precipitation of 77 mm (3.0 in) spread over 12 days, and a high humidity level of 91%, don’t forget to prepare for both the cold and dampness during your visit!

January Temperature in Grand Island

In January in Grand Island, the average temperature is -2°C (28°F). Maximum temperatures can reach 14°C (58°F), while the minimum can drop as low as -19°C (-1°F). Be prepared for icy conditions and pack accordingly if you're planning to visit during this time.

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

The chart illustrates January 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, January typically has an average temperature of -2°C (28°F), with highs reaching up to 14°C (58°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec282935445666737265554134
Data source: Temperature data for Grand Island generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Grand Island

In Grand Island in January, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

January Precipitation Trends in Grand Island

The chart displays monthly precipitation patterns in Grand Island, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Grand Island, January typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7782721161018112583751288791
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Grand Island

In Grand Island in January humidity is 91%. With an average temperature of -2°C (28°F), this humidity feels like an icy grip on your skin, making every breath feel heavy and damp, which can be particularly uncomfortable for traveling.

January Average Humidity in Grand Island

This chart illustrates the average monthly humidity levels in Grand Island, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Grand Island is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Grand Island

In Grand Island in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Grand Island, you can visit Hourly UV Index in Grand Island.

Maximum UV Index Levels in Grand Island for January

The chart shows the monthly maximum UV Index (UVI) for Grand Island in January, 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 January, the maximum UV index in Grand Island typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Grand Island January 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 January 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 January’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 January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)77 mm (3.0 inches)91%low
February Weather-2°C (29°F)82 mm (3.2 inches)91%moderate
March Weather2°C (35°F)72 mm (2.8 inches)88%moderate
April Weather7°C (44°F)116 mm (4.6 inches)88%very high
May Weather13°C (56°F)101 mm (4.0 inches)82%very high
June Weather19°C (67°F)81 mm (3.2 inches)79%very high
July Weather23°C (73°F)125 mm (4.9 inches)77%very high
August Weather22°C (72°F)83 mm (3.3 inches)72%very high
September Weather19°C (66°F)75 mm (3.0 inches)76%high
October Weather13°C (55°F)128 mm (5.0 inches)83%moderate
November Weather5°C (42°F)87 mm (3.4 inches)88%moderate
December Weather1°C (34°F)91 mm (3.6 inches)87%low

Compare Grand Island's Climate with Cities Worldwide