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January Weather in Milltown, United States

Last updated: June 24, 2025

In January, the average temperature in Milltown, United States hovers around 2°C (35°F). Expect a minimum chill of -18°C (0°F) and a pleasant maximum of 19°C (67°F). With 89 mm (3.5 in) of precipitation spread over 9 days, average humidity remains high at 87%, creating a cool and often damp atmosphere.

January Temperature in Milltown

In January in Milltown, the average temperature is 2°C (35°F). Maximums can reach 19°C (67°F) and minimums can drop as low as -18°C (0°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates January temperature patterns in Milltown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Milltown, January typically has an average temperature of 2°C (35°F), with highs reaching up to 19°C (67°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec353947556775797672604540
Data source: Temperature data for Milltown 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 Milltown

In Milltown in January, the precipitation amount is 89 mm (3.5 in) during a span of 9 days.

January Precipitation Trends in Milltown

The chart displays monthly precipitation patterns in Milltown, 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 Milltown, January typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec89127136135139146989310410694108
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Milltown

In Milltown in January, humidity is 87%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling feel uncomfortable and heavy, as each breath carries a hint of the cold, moist air that lingers around you.

January Average Humidity in Milltown

This chart illustrates the average monthly humidity levels in Milltown, 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 Milltown is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Milltown

In Milltown 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 Milltown, you can check the information here.

Maximum UV Index Levels in Milltown for January

The chart shows the monthly maximum UV Index (UVI) for Milltown 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 Milltown typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101110109643
Data source: Milltown 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 Milltown Compares to Other Months

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

This table compares monthly weather conditions in Milltown, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)89 mm (3.5 inches)87%moderate
February Weather4°C (39°F)127 mm (5.0 inches)85%moderate
March Weather9°C (48°F)136 mm (5.4 inches)86%high
April Weather13°C (56°F)135 mm (5.3 inches)84%very high
May Weather20°C (67°F)139 mm (5.5 inches)79%very high
June Weather24°C (75°F)146 mm (5.8 inches)82%extreme
July Weather26°C (79°F)98 mm (3.9 inches)79%very high
August Weather25°C (76°F)93 mm (3.7 inches)70%very high
September Weather22°C (72°F)104 mm (4.1 inches)69%very high
October Weather16°C (60°F)106 mm (4.2 inches)76%high
November Weather7°C (45°F)94 mm (3.7 inches)88%moderate
December Weather5°C (41°F)108 mm (4.3 inches)87%moderate

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