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April Weather in Jasper, United States

Last updated: June 24, 2025

The average temperature in Jasper, United States during April is a comfortable 17°C (63°F). Temperatures can vary significantly, with a minimum of 1°C (34°F) and a maximum reaching 31°C (88°F). Expect about 157 mm (6.2 in) of precipitation over roughly 10 days, contributing to an average humidity of 82%.

April Temperature in Jasper

In April in Jasper, the average temperature is 17°C (63°F). Maximums can reach 31°C (88°F), and minimums can be as low as 1°C (34°F). This makes Jasper a great destination for travelers looking to experience mild weather with the possibility of warm days and cooler nights.

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 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec465158637278818077675249
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 total precipitation amount is 157 mm (6.2 in) over the course of 10 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 157 mm (6.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec1161841701571041491011239212279152
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 82%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket wrapping around you—comfortable yet heavy, making outdoor activities more taxing and requiring frequent breaks for hydration.

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 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
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.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119764
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 Weather8°C (46°F)116 mm (4.6 inches)85%moderate
February Weather11°C (52°F)184 mm (7.3 inches)84%high
March Weather14°C (58°F)169 mm (6.7 inches)82%very high
April Weather17°C (63°F)157 mm (6.2 inches)82%very high
May Weather22°C (72°F)104 mm (4.1 inches)81%extreme
June Weather25°C (78°F)149 mm (5.9 inches)77%extreme
July Weather27°C (81°F)100 mm (4.0 inches)77%extreme
August Weather27°C (80°F)122 mm (4.8 inches)72%extreme
September Weather25°C (77°F)92 mm (3.6 inches)73%very high
October Weather19°C (67°F)122 mm (4.8 inches)73%high
November Weather11°C (53°F)79 mm (3.1 inches)85%high
December Weather10°C (49°F)152 mm (6.0 inches)88%moderate

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