Last updated: June 18, 2025
In April, the average temperature in Fredericton, Canada hovers around 5°C (41°F). Prepare for fluctuating conditions, as temperatures can range from a chilly -10°C (14°F) to a warm 22°C (72°F). Expect 113 mm (4.5 in) of precipitation spread over 12 days, contributing to an average humidity of 80%. Whether you’re bracing for the cold or enjoying the mild warmth, be ready for a month of diverse weather!
In April in Fredericton, the average temperature is 5°C (41°F). Maximum temperatures can reach up to 22°C (72°F), while the minimum can drop as low as -10°C (14°F). Be sure to pack for a wide range of temperatures when traveling during this month.
In Fredericton in April, the precipitation amount is 113 mm (4.5 in) over the course of 12 days.
In Fredericton in April humidity is 80%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much colder than it actually is, leading to the necessity of layering up to stay comfortable while traveling.
In Fredericton in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Fredericton.
UV Risk Categories
Weather in Fredericton varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Fredericton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (19°F) | 100 mm (4.0 inches) | 83% | low |
| February Weather | -7°C (20°F) | 91 mm (3.6 inches) | 84% | moderate |
| March Weather | -2°C (28°F) | 83 mm (3.3 inches) | 82% | moderate |
| April Weather | 5°C (41°F) | 113 mm (4.5 inches) | 80% | high |
| May Weather | 11°C (52°F) | 116 mm (4.6 inches) | 78% | very high |
| June Weather | 17°C (62°F) | 101 mm (4.0 inches) | 82% | very high |
| July Weather | 20°C (68°F) | 103 mm (4.0 inches) | 84% | very high |
| August Weather | 19°C (67°F) | 90 mm (3.5 inches) | 82% | very high |
| September Weather | 15°C (59°F) | 98 mm (3.9 inches) | 82% | high |
| October Weather | 9°C (48°F) | 102 mm (4.0 inches) | 82% | moderate |
| November Weather | 1°C (35°F) | 136 mm (5.3 inches) | 84% | moderate |
| December Weather | -5°C (24°F) | 118 mm (4.6 inches) | 82% | low |