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January Weather in Stephenville, Canada

Last updated: June 18, 2025

In January, the average temperature in Stephenville, Canada hovers around -5°C (24°F), with extremes ranging from a chilly -16°C (4°F) to a milder 10°C (51°F). Expect 109 mm (4.3 in) of precipitation over approximately 18 days, and prepare for a high average humidity of 88%, creating a crisp and damp atmosphere.

January Temperature in Stephenville

In January in Stephenville, the average temperature is -5°C (24°F), with maximums rising to 10°C (51°F) and minimums plummeting as low as -16°C (4°F). Travelers should be prepared for cold conditions and dress warmly to enjoy the winter scenery.

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

The chart illustrates January temperature patterns in Stephenville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stephenville, January typically has an average temperature of -5°C (24°F), with highs reaching up to 10°C (51°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec242226354353626456473829
Data source: Temperature data for Stephenville 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 Stephenville

In Stephenville in January, the total precipitation amount is 109 mm (4.3 in) spread over 18 days.

January Precipitation Trends in Stephenville

The chart displays monthly precipitation patterns in Stephenville, 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 Stephenville, January typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec10913112011211112389115144148172163
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Stephenville

In Stephenville in January humidity is 88%. With an average temperature of -5°C (24°F), this humidity feels like a chilly fog enveloping you, making every breath feel heavy and damp, which can turn a simple stroll into a challenge as you navigate the colder air mixed with the moisture.

January Average Humidity in Stephenville

This chart illustrates the average monthly humidity levels in Stephenville, 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 Stephenville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%90%89%88%87%85%90%90%87%84%83%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Stephenville

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

Maximum UV Index Levels in Stephenville for January

The chart shows the monthly maximum UV Index (UVI) for Stephenville 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 Stephenville typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886422
Data source: Stephenville 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 Stephenville Compares to Other Months

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

This table compares monthly weather conditions in Stephenville, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)109 mm (4.3 inches)88%low
February Weather-6°C (22°F)131 mm (5.2 inches)90%moderate
March Weather-3°C (27°F)120 mm (4.7 inches)89%moderate
April Weather2°C (36°F)112 mm (4.4 inches)88%high
May Weather6°C (43°F)111 mm (4.4 inches)87%very high
June Weather12°C (54°F)123 mm (4.8 inches)85%very high
July Weather16°C (62°F)89 mm (3.5 inches)90%very high
August Weather18°C (65°F)114 mm (4.5 inches)90%very high
September Weather13°C (57°F)144 mm (5.7 inches)87%high
October Weather8°C (47°F)148 mm (5.8 inches)84%moderate
November Weather3°C (38°F)172 mm (6.8 inches)83%low
December Weather-1°C (30°F)163 mm (6.4 inches)85%low

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