Last updated: June 24, 2025
In April, the average temperature in Jasper, United States hovers around 6°C (44°F). Expect a wide range, with minimums dipping as low as -17°C (1°F) and maximums soaring to 29°C (85°F). With 74 mm (2.9 in) of precipitation spread over approximately 10 days, you'll likely encounter some wet weather. Don't forget, the average humidity is a notable 79%, making for a chilly yet damp experience!
In April in Jasper, the average temperature is 6°C (44°F). Maximums can reach 29°C (85°F), while minimums can be as low as -17°C (1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Jasper in April, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.
In Jasper in April, humidity is 79%. With an average temperature of 6°C (44°F), this humidity feels like a cold, damp chill that seeps into your bones, making travel feel less comfortable and more challenging as the wet air clings to your clothes and skin.
In Jasper in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Jasper.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (19°F) | 22 mm (0.9 inches) | 80% | low |
| February Weather | -8°C (19°F) | 24 mm (0.9 inches) | 84% | moderate |
| March Weather | 1°C (34°F) | 61 mm (2.4 inches) | 75% | moderate |
| April Weather | 6°C (44°F) | 74 mm (2.9 inches) | 79% | very high |
| May Weather | 15°C (58°F) | 121 mm (4.8 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 94 mm (3.7 inches) | 81% | extreme |
| July Weather | 23°C (74°F) | 91 mm (3.6 inches) | 82% | very high |
| August Weather | 21°C (71°F) | 102 mm (4.0 inches) | 80% | very high |
| September Weather | 18°C (65°F) | 109 mm (4.3 inches) | 75% | very high |
| October Weather | 8°C (48°F) | 80 mm (3.2 inches) | 77% | moderate |
| November Weather | 1°C (34°F) | 26 mm (1.0 inches) | 85% | moderate |
| December Weather | -4°C (26°F) | 37 mm (1.5 inches) | 83% | moderate |