Last updated: June 18, 2025
In April, the average temperature in Nepean, Canada hovers around 6°C (43°F), with extremes reaching as low as -11°C (13°F) and soaring up to 29°C (84°F). Expect about 115 mm (4.5 in) of precipitation spread over 12 days, contributing to a relatively high average humidity of 82%.
In April in Nepean, the average temperature is 6°C (43°F). Maximum temperatures can reach 29°C (84°F), while minimum temperatures can drop as low as -11°C (13°F). This wide temperature range makes packing layers essential for any traveler to Nepean during this time.
In Nepean in April, the total precipitation amount is 115 mm (4.5 in) over a span of 12 days.
In Nepean in April, humidity is 82%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel less invigorating and more uncomfortable, as the heavy air can leave you feeling sluggish and fatigued during your travels.
In Nepean 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 Nepean.
UV Risk Categories
Weather in Nepean varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Nepean, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 74 mm (2.9 inches) | 93% | low |
| February Weather | -7°C (20°F) | 78 mm (3.1 inches) | 93% | moderate |
| March Weather | -2°C (29°F) | 84 mm (3.3 inches) | 86% | moderate |
| April Weather | 6°C (43°F) | 115 mm (4.5 inches) | 82% | very high |
| May Weather | 13°C (57°F) | 111 mm (4.4 inches) | 75% | very high |
| June Weather | 19°C (66°F) | 92 mm (3.6 inches) | 68% | very high |
| July Weather | 22°C (72°F) | 112 mm (4.4 inches) | 69% | very high |
| August Weather | 20°C (69°F) | 89 mm (3.5 inches) | 67% | very high |
| September Weather | 16°C (61°F) | 66 mm (2.6 inches) | 72% | high |
| October Weather | 10°C (49°F) | 131 mm (5.1 inches) | 83% | moderate |
| November Weather | 1°C (34°F) | 94 mm (3.7 inches) | 88% | moderate |
| December Weather | -5°C (24°F) | 77 mm (3.0 inches) | 89% | low |