nomadseason

January Weather in Vandalia, United States

Last updated: June 24, 2025

In January, the average temperature in Vandalia, United States hovers around -1°C (31°F). Expect chilly conditions, with minimum temperatures dipping to a frigid -23°C (-10°F) and peaking at a mild 18°C (65°F). Be prepared for some wet days, as precipitation averages 66 mm (2.6 in) over the course of 7 days, contributing to an average humidity level of 82%.

January Temperature in Vandalia

In January in Vandalia, the average temperature is -1°C (31°F), with maximums soaring to 18°C (65°F) and minimums plunging as low as -23°C (-10°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack appropriately for both mild and extreme weather conditions.

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

The chart illustrates January temperature patterns in Vandalia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vandalia, January typically has an average temperature of -1°C (31°F), with highs reaching up to 18°C (65°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec313346546676797672574338
Data source: Temperature data for Vandalia generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Vandalia

In Vandalia in January, the precipitation amount is 66 mm (2.6 in) over a period of 7 days.

January Precipitation Trends in Vandalia

The chart displays monthly precipitation patterns in Vandalia, 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 Vandalia, January typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec666212511616510995124621006045
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Vandalia

In Vandalia in January humidity is 82%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, biting chill that seeps through layers of clothing, making outdoor activities uncomfortable and urging travelers to seek shelter or warm beverages to combat the cold.

January Average Humidity in Vandalia

This chart illustrates the average monthly humidity levels in Vandalia, 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 Vandalia is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Vandalia

In Vandalia 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 Vandalia, you can check the information here.

Maximum UV Index Levels in Vandalia for January

The chart shows the monthly maximum UV Index (UVI) for Vandalia 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 Vandalia typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Vandalia 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 Vandalia Compares to Other Months

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

This table compares monthly weather conditions in Vandalia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)66 mm (2.6 inches)82%moderate
February Weather1°C (34°F)62 mm (2.4 inches)80%moderate
March Weather8°C (46°F)125 mm (4.9 inches)80%high
April Weather12°C (54°F)116 mm (4.5 inches)80%very high
May Weather19°C (67°F)165 mm (6.5 inches)82%very high
June Weather25°C (76°F)109 mm (4.3 inches)83%extreme
July Weather26°C (79°F)95 mm (3.7 inches)81%extreme
August Weather24°C (76°F)124 mm (4.9 inches)80%very high
September Weather22°C (72°F)62 mm (2.5 inches)76%very high
October Weather14°C (58°F)100 mm (3.9 inches)76%high
November Weather6°C (44°F)60 mm (2.4 inches)85%moderate
December Weather3°C (38°F)45 mm (1.8 inches)86%moderate

Compare Vandalia's Climate with Cities Worldwide