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January Weather in Carrolltown, United States

Last updated: June 24, 2025

In Carrolltown, United States, the average temperature in January hovers around -2°C (28°F), with extremes ranging from a brisk -25°C (-12°F) to a surprisingly mild 18°C (65°F). Expect a significant precipitation total of 86 mm (3.4 in) spread over 14 days, contributing to an average humidity of a high 89%.

January Temperature in Carrolltown

In January in Carrolltown, the average temperature is -2°C (28°F). Maximum can reach 18°C (65°F) and minimum can be as low as -25°C (-12°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm spells.

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

The chart illustrates January temperature patterns in Carrolltown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carrolltown, January typically has an average temperature of -2°C (28°F), with highs reaching up to 18°C (65°F) and lows dropping to around -25°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec283238485967727064543933
Data source: Temperature data for Carrolltown 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 Carrolltown

In Carrolltown in January, the precipitation amount is 86 mm (3.4 in) over the course of 14 days.

January Precipitation Trends in Carrolltown

The chart displays monthly precipitation patterns in Carrolltown, 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 Carrolltown, January typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec861231061271461271259813011488107
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Carrolltown

In Carrolltown in January, humidity is 89%. With an average temperature of -2°C (28°F), this humidity feels like a heavy blanket, making it difficult to stay warm while traveling outdoors.

January Average Humidity in Carrolltown

This chart illustrates the average monthly humidity levels in Carrolltown, 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 Carrolltown 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 Carrolltown

In Carrolltown 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 Carrolltown, you can check the information here.

Maximum UV Index Levels in Carrolltown for January

The chart shows the monthly maximum UV Index (UVI) for Carrolltown 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 Carrolltown typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108643
Data source: Carrolltown 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 Carrolltown Compares to Other Months

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

This table compares monthly weather conditions in Carrolltown, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)86 mm (3.4 inches)89%moderate
February Weather0°C (32°F)123 mm (4.8 inches)90%moderate
March Weather3°C (38°F)106 mm (4.2 inches)89%high
April Weather9°C (48°F)127 mm (5.0 inches)88%very high
May Weather15°C (59°F)146 mm (5.8 inches)80%very high
June Weather19°C (67°F)127 mm (5.0 inches)79%very high
July Weather22°C (72°F)125 mm (4.9 inches)74%very high
August Weather21°C (71°F)98 mm (3.8 inches)64%very high
September Weather18°C (65°F)130 mm (5.1 inches)67%very high
October Weather12°C (54°F)114 mm (4.5 inches)81%high
November Weather4°C (39°F)88 mm (3.5 inches)89%moderate
December Weather1°C (33°F)107 mm (4.2 inches)88%moderate

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