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January Weather in Richmond Hill, Canada

Last updated: June 18, 2025

In January, the average temperature in Richmond Hill, Canada hovers around -4°C (25°F). Expect a chilly range with minimums plummeting to -25°C (-12°F) and maximums climbing to 12°C (53°F). Be prepared for 62 mm (2.5 in) of precipitation over 8 days, and keep in mind the high average humidity of 91%, which can make the cold feel even more piercing.

January Temperature in Richmond Hill

In January in Richmond Hill, the average temperature is -4°C (25°F), with maximums reaching 12°C (53°F) and minimums dropping as low as -25°C (-12°F). Be prepared for a wide range of temperatures when traveling to Richmond Hill during this time.

January Weather in Richmond Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Richmond Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Richmond Hill, January typically has an average temperature of -4°C (25°F), with highs reaching up to 12°C (53°F) and lows dropping to around -25°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec252633435566727063523830
Data source: Temperature data for Richmond Hill 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 Richmond Hill

In Richmond Hill in January, the total precipitation amount is 62 mm (2.5 in) over the course of 8 days.

January Precipitation Trends in Richmond Hill

The chart displays monthly precipitation patterns in Richmond Hill, 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 Richmond Hill, January typically receives around 62 mm (2.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec636558989079787858957270
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Richmond Hill

In Richmond Hill in January humidity is 91%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that penetrates your clothing, making it uncomfortable for traveling as every gust of wind amplifies the cold and dampness in the air.

January Average Humidity in Richmond Hill

This chart illustrates the average monthly humidity levels in Richmond Hill, 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 Richmond Hill is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Richmond Hill

In Richmond Hill 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 Richmond Hill, you can visit Hourly UV Index in Richmond Hill.

Maximum UV Index Levels in Richmond Hill for January

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

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

This table compares monthly weather conditions in Richmond Hill, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)62 mm (2.5 inches)91%low
February Weather-3°C (26°F)65 mm (2.6 inches)91%moderate
March Weather0°C (33°F)58 mm (2.3 inches)88%moderate
April Weather6°C (43°F)98 mm (3.9 inches)88%very high
May Weather13°C (55°F)90 mm (3.6 inches)82%very high
June Weather19°C (66°F)79 mm (3.1 inches)79%very high
July Weather22°C (72°F)78 mm (3.1 inches)77%very high
August Weather21°C (71°F)78 mm (3.1 inches)72%very high
September Weather17°C (64°F)58 mm (2.3 inches)76%high
October Weather11°C (52°F)95 mm (3.7 inches)83%moderate
November Weather3°C (38°F)72 mm (2.8 inches)88%moderate
December Weather-1°C (31°F)70 mm (2.8 inches)87%low

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