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January Weather in Moncton, Canada

Last updated: June 18, 2025

In Moncton, Canada, the average temperature in January hovers around -6°C (21°F). However, temperatures can dip as low as -28°C (-18°F) and rise to a maximum of 15°C (60°F). This month also brings about 92 mm (3.6 in) of precipitation spread over approximately 10 days, contributing to an average humidity level of 82%. Prepare for a chilly, damp month ahead!

January Temperature in Moncton

In January in Moncton, the average temperature is -6°C (21°F). Maximum temperatures can reach 15°C (60°F), while minimum temperatures can drop as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures and dress in layers to enjoy their time in Moncton.

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

The chart illustrates January temperature patterns in Moncton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Moncton, January typically has an average temperature of -6°C (21°F), with highs reaching up to 15°C (60°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec212228405060676759483626
Data source: Temperature data for Moncton 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 Moncton

In Moncton in January, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

January Precipitation Trends in Moncton

The chart displays monthly precipitation patterns in Moncton, 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 Moncton, January typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec9210178911049782729080145103
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Moncton

In Moncton in January, humidity is 82%. With an average temperature of -6°C (21°F), this humidity feels like a chilling embrace that cuts through layers of clothing, making outdoor exploration feel even more invigorating yet biting, urging travelers to seek refuge indoors or bundle up tightly for brief adventures outside.

January Average Humidity in Moncton

This chart illustrates the average monthly humidity levels in Moncton, 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 Moncton is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%82%82%82%84%86%85%83%83%85%83%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Moncton

In Moncton 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 Moncton, you can visit Hourly UV Index in Moncton.

Maximum UV Index Levels in Moncton for January

The chart shows the monthly maximum UV Index (UVI) for Moncton 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 Moncton typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910887532
Data source: Moncton 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 Moncton Compares to Other Months

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

This table compares monthly weather conditions in Moncton, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)92 mm (3.6 inches)82%low
February Weather-6°C (22°F)101 mm (4.0 inches)83%moderate
March Weather-2°C (28°F)78 mm (3.1 inches)82%moderate
April Weather4°C (40°F)91 mm (3.6 inches)82%high
May Weather10°C (50°F)104 mm (4.1 inches)82%very high
June Weather16°C (60°F)97 mm (3.8 inches)84%very high
July Weather19°C (67°F)82 mm (3.2 inches)86%very high
August Weather19°C (67°F)72 mm (2.8 inches)85%very high
September Weather15°C (59°F)90 mm (3.5 inches)83%high
October Weather9°C (48°F)80 mm (3.2 inches)83%moderate
November Weather2°C (37°F)145 mm (5.7 inches)85%moderate
December Weather-3°C (26°F)103 mm (4.0 inches)83%low

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