April Weather in Jasper, United States

Last updated: June 24, 2025

In April, the average temperature in Jasper, United States hovers around 20°C (68°F), with a minimum drop to 5°C (41°F) and a peak of 32°C (90°F). Visitors can expect about 132 mm (5.2 in) of precipitation over 10 days, creating a lush and vibrant atmosphere. The air tends to be quite humid, with an average humidity level of 80%, making it feel lively and invigorating.

April Temperature in Jasper

In April in Jasper, the average temperature is 20°C (68°F). Maximums can reach 32°C (90°F), and minimums can dip as low as 5°C (41°F). This variety in temperatures makes it a great time for travelers to enjoy both 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 20°C (68°F), with highs reaching up to 32°C (90°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Jasper generated using information from the Copernicus Climate Change Service.

April Precipitation in Jasper

In Jasper in April, the total precipitation amount is 132 mm (5.2 in) over a span 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 132 mm (5.2 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Jasper

In Jasper in April, humidity is 80%. With an average temperature of 20°C (68°F), this humidity feels like traveling through a warm, dense blanket that clings to your skin, making you feel both sticky and lethargic as you explore the sights.

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 80%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	107 mm (4.2 inches)	81%	moderate
February Weather	13°C (55°F)	114 mm (4.5 inches)	81%	very high
March Weather	17°C (64°F)	101 mm (4.0 inches)	79%	very high
April Weather	20°C (68°F)	132 mm (5.2 inches)	80%	very high
May Weather	24°C (76°F)	184 mm (7.2 inches)	81%	extreme
June Weather	27°C (81°F)	150 mm (5.9 inches)	76%	extreme
July Weather	28°C (83°F)	98 mm (3.8 inches)	73%	extreme
August Weather	28°C (83°F)	183 mm (7.2 inches)	71%	extreme
September Weather	26°C (80°F)	160 mm (6.3 inches)	72%	very high
October Weather	21°C (71°F)	144 mm (5.7 inches)	73%	very high
November Weather	15°C (59°F)	68 mm (2.7 inches)	83%	high
December Weather	13°C (55°F)	133 mm (5.3 inches)	88%	moderate