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January Weather in Ypsilanti, United States

Last updated: June 24, 2025

In January, the average temperature in Ypsilanti, United States hovers around -3°C (27°F). Expect a chilly range, with minimums dipping to -26°C (-15°F) and occasional highs reaching 15°C (59°F). During this month, precipitation totals approximately 64 mm (2.5 in) over 8 days, creating a humid atmosphere with an average humidity of 88%. Stay warm and prepared for the weather!

January Temperature in Ypsilanti

In January in Ypsilanti, the average temperature is -3°C (27°F), with maximums reaching 15°C (59°F) and minimums dropping as low as -26°C (-15°F). It's advisable to pack warm clothing and be prepared for a wide range of temperatures during your travels.

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

The chart illustrates January temperature patterns in Ypsilanti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ypsilanti, January typically has an average temperature of -3°C (27°F), with highs reaching up to 15°C (59°F) and lows dropping to around -26°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec272837476070757366543933
Data source: Temperature data for Ypsilanti 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 Ypsilanti

In Ypsilanti in January, the precipitation amount is 64 mm (2.5 in) over the course of 8 days.

January Precipitation Trends in Ypsilanti

The chart displays monthly precipitation patterns in Ypsilanti, 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 Ypsilanti, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec6466738711785927462987754
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Ypsilanti

In Ypsilanti in January humidity is 88%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor exploration less inviting as the dampness clings to your clothing and slows your movements.

January Average Humidity in Ypsilanti

This chart illustrates the average monthly humidity levels in Ypsilanti, 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 Ypsilanti is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%85%86%80%80%80%81%80%84%90%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Ypsilanti

In Ypsilanti in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Ypsilanti, you can visit Hourly UV Index in Ypsilanti.

Maximum UV Index Levels in Ypsilanti for January

The chart shows the monthly maximum UV Index (UVI) for Ypsilanti 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 Ypsilanti typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24599101097542
Data source: Ypsilanti 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 Ypsilanti Compares to Other Months

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

This table compares monthly weather conditions in Ypsilanti, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)64 mm (2.5 inches)88%low
February Weather-2°C (29°F)66 mm (2.6 inches)87%moderate
March Weather3°C (38°F)73 mm (2.9 inches)85%moderate
April Weather8°C (47°F)86 mm (3.4 inches)86%very high
May Weather15°C (60°F)117 mm (4.6 inches)80%very high
June Weather21°C (71°F)85 mm (3.3 inches)80%very high
July Weather24°C (75°F)91 mm (3.6 inches)80%very high
August Weather23°C (73°F)74 mm (2.9 inches)80%very high
September Weather19°C (66°F)62 mm (2.4 inches)80%high
October Weather12°C (55°F)98 mm (3.9 inches)84%moderate
November Weather4°C (40°F)77 mm (3.0 inches)89%moderate
December Weather0°C (33°F)54 mm (2.1 inches)86%low

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