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January Weather in Rosemere, Canada

Last updated: June 18, 2025

In January, the average temperature in Rosemere, Canada hovers around -9°C (16°F). Temperatures can vary widely, with a chilly minimum of -31°C (-24°F) and a mild maximum of 10°C (51°F). Expect 84 mm (3.3 in) of precipitation spread over 10 days, and prepare for a notably high average humidity of 93%.

January Temperature in Rosemere

In January in Rosemere, the average temperature is -9°C (16°F), with maximums reaching up to 10°C (51°F) and minimums dropping as low as -31°C (-24°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for the cold conditions.

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

The chart illustrates January temperature patterns in Rosemere, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosemere, January typically has an average temperature of -9°C (16°F), with highs reaching up to 10°C (51°F) and lows dropping to around -31°C (-24°F).
JanFebMarAprMayJunJulAugSepOctNovDec161828425665716960483321
Data source: Temperature data for Rosemere 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 Rosemere

In Rosemere in January, the precipitation amount is 84 mm (3.3 in) over a span of 10 days.

January Precipitation Trends in Rosemere

The chart displays monthly precipitation patterns in Rosemere, 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 Rosemere, January typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8486871221001011011027512911392
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Rosemere

In Rosemere 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 Rosemere

This chart illustrates the average monthly humidity levels in Rosemere, 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 Rosemere is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Rosemere

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

Maximum UV Index Levels in Rosemere for January

The chart shows the monthly maximum UV Index (UVI) for Rosemere 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 Rosemere typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245799887532
Data source: Rosemere 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 Rosemere Compares to Other Months

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

This table compares monthly weather conditions in Rosemere, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)84 mm (3.3 inches)93%low
February Weather-8°C (19°F)86 mm (3.4 inches)92%moderate
March Weather-2°C (28°F)87 mm (3.4 inches)86%moderate
April Weather5°C (42°F)122 mm (4.8 inches)85%high
May Weather13°C (56°F)100 mm (3.9 inches)80%very high
June Weather18°C (65°F)101 mm (4.0 inches)74%very high
July Weather22°C (71°F)101 mm (4.0 inches)76%very high
August Weather20°C (69°F)102 mm (4.0 inches)75%very high
September Weather16°C (61°F)75 mm (3.0 inches)78%high
October Weather9°C (49°F)129 mm (5.1 inches)86%moderate
November Weather1°C (33°F)113 mm (4.5 inches)88%moderate
December Weather-6°C (22°F)92 mm (3.6 inches)89%low

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