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April Weather in Jasper, United States

Last updated: June 24, 2025

In Jasper, United States, the average temperature in April hovers around 13°C (56°F). However, temperatures can fluctuate significantly, with minimums dropping to -4°C (26°F) and maximums reaching 29°C (85°F). Rainfall is frequent, with 127 mm (5.0 in) of precipitation spread across 11 days, contributing to an average humidity level of 84%.

April Temperature in Jasper

In April in Jasper, the average temperature is 13°C (56°F), with maximums reaching up to 29°C (85°F) and minimums dropping as low as -4°C (26°F). This variability in temperature makes it essential for travelers to pack layers to ensure comfort during their stay.

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

The chart illustrates April 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, April typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around -4°C (26°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.

April Precipitation in Jasper

In Jasper in April, the precipitation amount is 127 mm (5.0 in), occurring over 11 days.

April Precipitation Trends in Jasper

The chart displays monthly precipitation patterns in Jasper, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Jasper, April typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec9011915012714313779888110797107
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Jasper

In Jasper in April, humidity is 84%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel cooler and more uncomfortable for traveling, as the air clings to your skin and weighs you down with a sense of heaviness.

April Average Humidity in Jasper

This chart illustrates the average monthly humidity levels in Jasper, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Jasper is approximately 84%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Jasper

In Jasper in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Jasper.

Maximum UV Index Levels in Jasper for April

The chart shows the monthly maximum UV Index (UVI) for Jasper in April, 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 April, the maximum UV index in Jasper typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3571010111099643
Data source: Jasper April 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 April 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 April’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 April’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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