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January Weather in Milan, United States

Last updated: June 24, 2025

In January, the average temperature in Milan, United States hovers around 5°C (41°F). Expect minimum chills of -18°C (-1°F) and the occasional warm day peaking at 23°C (73°F). You'll also want to prepare for about 100 mm (3.9 in) of precipitation over 9 days, accompanied by a notable average humidity of 86%. Stay cozy and dry!

January Temperature in Milan

In January in Milan, the average temperature is 5°C (41°F). The maximum can reach 23°C (73°F), while the minimum can drop as low as -18°C (-1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both colder and milder conditions.

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

The chart illustrates January temperature patterns in Milan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Milan, January typically has an average temperature of 5°C (41°F), with highs reaching up to 23°C (73°F) and lows dropping to around -18°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec404453597177817875634945
Data source: Temperature data for Milan 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 Milan

In Milan in January, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

January Precipitation Trends in Milan

The chart displays monthly precipitation patterns in Milan, 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 Milan, January typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10016717015311211213011410812394139
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Milan

In Milan in January humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

January Average Humidity in Milan

This chart illustrates the average monthly humidity levels in Milan, 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 Milan is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Milan

In Milan 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 Milan, you can check the information here.

Maximum UV Index Levels in Milan for January

The chart shows the monthly maximum UV Index (UVI) for Milan 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 Milan typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111111109753
Data source: Milan 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 Milan Compares to Other Months

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

This table compares monthly weather conditions in Milan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)100 mm (3.9 inches)86%moderate
February Weather7°C (44°F)167 mm (6.6 inches)85%high
March Weather12°C (53°F)170 mm (6.7 inches)84%high
April Weather15°C (60°F)153 mm (6.0 inches)81%very high
May Weather21°C (71°F)112 mm (4.4 inches)83%extreme
June Weather25°C (78°F)112 mm (4.4 inches)83%extreme
July Weather27°C (81°F)130 mm (5.1 inches)80%extreme
August Weather26°C (79°F)114 mm (4.5 inches)73%very high
September Weather24°C (75°F)108 mm (4.3 inches)70%very high
October Weather17°C (64°F)123 mm (4.8 inches)73%high
November Weather9°C (49°F)93 mm (3.7 inches)85%moderate
December Weather7°C (46°F)139 mm (5.5 inches)88%moderate

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