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January Weather in Portville, United States

Last updated: June 24, 2025

In Portville, United States, the average temperature in January hovers around -4°C (25°F). Expect a range from a brisk -27°C (-15°F) to a mild 16°C (62°F). During this month, precipitation totals around 82 mm (3.2 in), spread across roughly 13 days, contributing to an average humidity level of 89%. Stay prepared for the chill!

January Temperature in Portville

In January in Portville, the average temperature is -4°C (25°F). Maximum temperatures can reach 16°C (62°F), while the minimum can drop as low as -27°C (-15°F). Travelers should be prepared for a wide range of temperatures during this time, from chilly days to potentially freezing nights.

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

The chart illustrates January temperature patterns in Portville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portville, January typically has an average temperature of -4°C (25°F), with highs reaching up to 16°C (62°F) and lows dropping to around -27°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec242734455765706862513730
Data source: Temperature data for Portville 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.

January Precipitation in Portville

In Portville in January, the total precipitation amount is 82 mm (3.2 in), occurring over the course of 13 days.

January Precipitation Trends in Portville

The chart displays monthly precipitation patterns in Portville, 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 Portville, January typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec82958611412510711384851238989
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Portville

In Portville in January humidity is 89%. With an average temperature of -4°C (25°F), this humidity feels like an intense chill that seeps into your bones, making traveling uncomfortable as you navigate through the damp, cold air.

January Average Humidity in Portville

This chart illustrates the average monthly humidity levels in Portville, 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 Portville is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Portville

In Portville 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 Portville, you can check the information here.

Maximum UV Index Levels in Portville for January

The chart shows the monthly maximum UV Index (UVI) for Portville 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 Portville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Portville 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 Portville Compares to Other Months

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

This table compares monthly weather conditions in Portville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)82 mm (3.2 inches)89%moderate
February Weather-3°C (27°F)95 mm (3.7 inches)90%moderate
March Weather1°C (34°F)86 mm (3.4 inches)89%high
April Weather7°C (45°F)114 mm (4.5 inches)88%very high
May Weather14°C (57°F)124 mm (4.9 inches)80%very high
June Weather18°C (65°F)107 mm (4.2 inches)79%very high
July Weather21°C (70°F)113 mm (4.5 inches)74%very high
August Weather20°C (68°F)84 mm (3.3 inches)64%very high
September Weather16°C (62°F)85 mm (3.3 inches)67%very high
October Weather11°C (52°F)123 mm (4.9 inches)81%high
November Weather3°C (37°F)89 mm (3.5 inches)89%moderate
December Weather-1°C (30°F)89 mm (3.5 inches)88%low

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