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January Weather in New Carrollton, United States

Last updated: June 24, 2025

In January, the average temperature in New Carrollton, United States hovers around 3°C (37°F). While temperatures can dip to a chilly -15°C (5°F), they can also rise to a pleasant 22°C (71°F). Expect about 61 mm (2.4 in) of precipitation spread over 8 days, accompanied by an average humidity of 84%.

January Temperature in New Carrollton

In January in New Carrollton, the average temperature is 3°C (37°F), with maximums reaching up to 22°C (71°F) and minimums dropping as low as -15°C (5°F). Be prepared for a wide range of temperatures, making layers essential for a comfortable trip.

January Weather in New Carrollton: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in New Carrollton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In New Carrollton, January typically has an average temperature of 3°C (37°F), with highs reaching up to 22°C (71°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec374146566675807772624740
Data source: Temperature data for New Carrollton 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 New Carrollton

In New Carrollton in January, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

January Precipitation Trends in New Carrollton

The chart displays monthly precipitation patterns in New Carrollton, 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 New Carrollton, January typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec619887100127118157140951058193
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in New Carrollton

In New Carrollton in January humidity is 84%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor excursions brisk and invigorating, yet requiring extra layers to stay comfortable.

January Average Humidity in New Carrollton

This chart illustrates the average monthly humidity levels in New Carrollton, 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 New Carrollton is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in New Carrollton

In New Carrollton 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 New Carrollton, you can check the information here.

Maximum UV Index Levels in New Carrollton for January

The chart shows the monthly maximum UV Index (UVI) for New Carrollton 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 New Carrollton typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: New Carrollton 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 New Carrollton Compares to Other Months

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

This table compares monthly weather conditions in New Carrollton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)61 mm (2.4 inches)84%moderate
February Weather5°C (41°F)98 mm (3.9 inches)83%moderate
March Weather8°C (46°F)87 mm (3.4 inches)83%high
April Weather14°C (57°F)100 mm (4.0 inches)81%very high
May Weather19°C (66°F)127 mm (5.0 inches)78%very high
June Weather24°C (75°F)118 mm (4.7 inches)79%very high
July Weather27°C (81°F)157 mm (6.2 inches)74%very high
August Weather25°C (77°F)140 mm (5.5 inches)72%very high
September Weather22°C (72°F)95 mm (3.8 inches)75%very high
October Weather17°C (62°F)104 mm (4.1 inches)81%high
November Weather8°C (47°F)81 mm (3.2 inches)85%moderate
December Weather5°C (41°F)93 mm (3.7 inches)84%moderate

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