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January Weather in Jasper, United States

Last updated: June 24, 2025

In Jasper, United States, the average temperature in January is a chilly 1°C (34°F), with extremes ranging from a brisk -19°C (-1°F) to a mild 20°C (68°F). Prepare for wet weather, as 90 mm (3.5 in) of precipitation typically falls across 8 days during this month. With an average humidity of 87%, expect a damp atmosphere that enhances the cold feels.

January Temperature in Jasper

In January in Jasper, the average temperature is 1°C (34°F). Maximum temperatures can reach 20°C (68°F), while minimums can drop as low as -19°C (-1°F). It's advisable to pack both warm clothing and lighter layers for a comfortable trip.

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

The chart illustrates January temperature patterns in Jasper, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jasper, January typically has an average temperature of 1°C (34°F), with highs reaching up to 20°C (68°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec343847566876797772604440
Data source: Temperature data for Jasper 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 Jasper

In Jasper in January, the precipitation amount is 90 mm (3.5 in) spread over 8 days, indicating a relatively wet period for the region.

January Precipitation Trends in Jasper

The chart displays monthly precipitation patterns in Jasper, 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 Jasper, January typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec9011915012714313779888110797107
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Jasper

In Jasper in January humidity is 87%. With an average temperature of 1°C (34°F), this humidity feels like a chilling blanket enveloping you, making every step outside feel heavy and damp, and leaving you longing for warmth and comfort while traveling.

January Average Humidity in Jasper

This chart illustrates the average monthly humidity levels in Jasper, 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 Jasper is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Jasper

In Jasper in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Jasper, you can check the information here.

Maximum UV Index Levels in Jasper for January

The chart shows the monthly maximum UV Index (UVI) for Jasper 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 Jasper typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3571010111099643
Data source: Jasper 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 Jasper Compares to Other Months

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

This table compares monthly weather conditions in Jasper, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)90 mm (3.5 inches)87%moderate
February Weather3°C (38°F)119 mm (4.7 inches)85%moderate
March Weather8°C (47°F)150 mm (5.9 inches)86%high
April Weather13°C (56°F)127 mm (5.0 inches)84%very high
May Weather20°C (68°F)143 mm (5.6 inches)79%very high
June Weather24°C (76°F)136 mm (5.4 inches)82%extreme
July Weather26°C (79°F)79 mm (3.1 inches)79%very high
August Weather25°C (77°F)88 mm (3.5 inches)70%very high
September Weather22°C (72°F)81 mm (3.2 inches)69%very high
October Weather16°C (61°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)96 mm (3.8 inches)88%moderate
December Weather4°C (40°F)107 mm (4.2 inches)87%moderate

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