nomadseason

January Weather in Newport, United States

Last updated: June 24, 2025

In Newport, United States, the average temperature in January hovers around -6°C (21°F), with minimums plunging to -30°C (-22°F) and peaking at a mild 16°C (62°F). Expect 108 mm (4.3 in) of precipitation spread over 14 days, accompanied by a notable average humidity of 90%. Stay prepared for the chill and potential wet weather!

January Temperature in Newport

In January in Newport, the average temperature is -6°C (21°F), with maximums reaching 16°C (62°F) and minimums plunging as low as -30°C (-22°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for varying weather conditions.

January Weather in Newport: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Newport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newport, January typically has an average temperature of -6°C (21°F), with highs reaching up to 16°C (62°F) and lows dropping to around -30°C (-22°F).
JanFebMarAprMayJunJulAugSepOctNovDec212531445664696761503527
Data source: Temperature data for Newport 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 Newport

In Newport in January, the total precipitation amount is 108 mm (4.3 in) spread over 14 days.

January Precipitation Trends in Newport

The chart displays monthly precipitation patterns in Newport, 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 Newport, January typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10811810213913612315713494180136129
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Newport

In Newport in January humidity is 90%. With an average temperature of -6°C (21°F), this humidity feels like a heavy, icy mist that clings to your skin, making every breath feel sharp and cold, which can be quite challenging for traveling.

January Average Humidity in Newport

This chart illustrates the average monthly humidity levels in Newport, 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 Newport is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Newport

In Newport in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Newport, you can check the information here.

Maximum UV Index Levels in Newport for January

The chart shows the monthly maximum UV Index (UVI) for Newport 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 Newport typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998632
Data source: Newport 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 Newport Compares to Other Months

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

This table compares monthly weather conditions in Newport, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)108 mm (4.3 inches)90%moderate
February Weather-4°C (25°F)118 mm (4.7 inches)90%moderate
March Weather-1°C (31°F)102 mm (4.0 inches)87%high
April Weather6°C (44°F)139 mm (5.5 inches)88%very high
May Weather13°C (56°F)136 mm (5.3 inches)82%very high
June Weather18°C (65°F)123 mm (4.9 inches)79%very high
July Weather21°C (70°F)157 mm (6.2 inches)78%very high
August Weather20°C (68°F)134 mm (5.3 inches)76%very high
September Weather16°C (61°F)94 mm (3.7 inches)78%very high
October Weather10°C (51°F)179 mm (7.1 inches)84%high
November Weather2°C (35°F)136 mm (5.3 inches)89%moderate
December Weather-3°C (27°F)129 mm (5.1 inches)86%low

Compare Newport's Climate with Cities Worldwide