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January Weather in Renfrew, Canada

Last updated: June 18, 2025

In January, the average temperature in Renfrew, Canada hovers around -9°C (16°F), with extremes ranging from a chilling -33°C (-28°F) to a relatively mild 9°C (49°F). Expect about 68 mm (2.7 in) of precipitation spread over approximately 10 days, contributing to an average humidity of 93%. Stay warm and prepared for damp conditions!

January Temperature in Renfrew

In January in Renfrew, the average temperature is -9°C (16°F), with maximums reaching 9°C (49°F) and minimums dropping as low as -33°C (-28°F). Travelers should prepare for cold weather and ensure they have appropriate winter gear.

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

The chart illustrates January temperature patterns in Renfrew, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Renfrew, January typically has an average temperature of -9°C (16°F), with highs reaching up to 9°C (49°F) and lows dropping to around -33°C (-28°F).
JanFebMarAprMayJunJulAugSepOctNovDec161827415464706759473221
Data source: Temperature data for Renfrew 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 Renfrew

In Renfrew in January, the precipitation amount is 68 mm (2.7 in) over a span of 10 days.

January Precipitation Trends in Renfrew

The chart displays monthly precipitation patterns in Renfrew, 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 Renfrew, January typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec68707410911192100110661108273
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Renfrew

In Renfrew in January, humidity is 93%. With an average temperature of -9°C (16°F), this humidity feels like a biting chill that seeps through your layers, making travel outside an exercise in endurance as the cold dampness wraps around you, leaving you longing for warmth and a cozy respite.

January Average Humidity in Renfrew

This chart illustrates the average monthly humidity levels in Renfrew, 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 Renfrew is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Renfrew

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

Maximum UV Index Levels in Renfrew for January

The chart shows the monthly maximum UV Index (UVI) for Renfrew 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 Renfrew typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Renfrew 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 Renfrew Compares to Other Months

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

This table compares monthly weather conditions in Renfrew, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)68 mm (2.7 inches)93%low
February Weather-8°C (18°F)70 mm (2.8 inches)93%moderate
March Weather-3°C (27°F)74 mm (2.9 inches)86%moderate
April Weather5°C (41°F)109 mm (4.3 inches)82%very high
May Weather12°C (55°F)111 mm (4.4 inches)75%very high
June Weather18°C (64°F)92 mm (3.6 inches)68%very high
July Weather21°C (70°F)99 mm (3.9 inches)69%very high
August Weather19°C (67°F)110 mm (4.3 inches)67%very high
September Weather15°C (59°F)66 mm (2.6 inches)72%high
October Weather8°C (48°F)110 mm (4.3 inches)83%moderate
November Weather0°C (32°F)82 mm (3.2 inches)88%moderate
December Weather-6°C (22°F)73 mm (2.9 inches)89%low

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