Last updated: June 24, 2025
In April, the average temperature in East Merrimack, United States hovers around 9°C (48°F), offering a cool climate for visitors. Expect a minimum dip to -4°C (25°F) and rare highs reaching up to 29°C (85°F). With an average precipitation of 126 mm (5.0 in) spread over 12 days, and a humidity level of 80%, it's wise to prepare for a mix of wet and cool conditions.
In April in East Merrimack, the average temperature is 9°C (48°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as -4°C (25°F). Travelers should be prepared for a wide range of temperatures and dress accordingly.
In East Merrimack in April, the precipitation amount is 126 mm (5.0 in) over the course of 12 days.
In East Merrimack in April humidity is 80%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel quite uncomfortable.
In East Merrimack 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 East Merrimack.
UV Risk Categories
Weather in East Merrimack varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in East Merrimack, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 71 mm (2.8 inches) | 86% | moderate |
| February Weather | -1°C (31°F) | 84 mm (3.3 inches) | 84% | moderate |
| March Weather | 2°C (37°F) | 82 mm (3.2 inches) | 82% | moderate |
| April Weather | 9°C (48°F) | 126 mm (5.0 inches) | 80% | very high |
| May Weather | 15°C (59°F) | 81 mm (3.2 inches) | 72% | very high |
| June Weather | 20°C (69°F) | 85 mm (3.3 inches) | 72% | very high |
| July Weather | 23°C (74°F) | 136 mm (5.4 inches) | 67% | very high |
| August Weather | 23°C (73°F) | 85 mm (3.4 inches) | 66% | very high |
| September Weather | 19°C (66°F) | 77 mm (3.0 inches) | 71% | high |
| October Weather | 12°C (55°F) | 128 mm (5.0 inches) | 78% | high |
| November Weather | 5°C (41°F) | 98 mm (3.9 inches) | 84% | moderate |
| December Weather | 0°C (32°F) | 120 mm (4.7 inches) | 81% | low |