Last updated: June 24, 2025
In Salem, United States, the average temperature in April hovers around 9°C (49°F). The weather can be quite variable, with minimums dipping to -4°C (26°F) and maximums soaring to 29°C (84°F). Travelers should be prepared for a fair amount of rain, as 128 mm (5.1 in) of precipitation is expected over 13 days, accompanied by a relatively high average humidity of 79%.
In April in Salem, the average temperature is 9°C (49°F). The maximum can reach 29°C (84°F), while the minimum can be as low as -4°C (26°F). Be prepared for a wide range of temperatures when traveling to Salem during this month, and pack accordingly!
In Salem in April, the precipitation amount is 128 mm (5.1 in) recorded over the course of 13 days.
In Salem in April humidity is 79%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and carrying a light raincoat for a comfortable travel experience.
In Salem 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 Salem.
UV Risk Categories
Weather in Salem varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Salem, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 0°C (32°F) | 70 mm (2.8 inches) | 84% | moderate |
February Weather | 1°C (34°F) | 90 mm (3.5 inches) | 84% | moderate |
March Weather | 4°C (39°F) | 95 mm (3.7 inches) | 82% | high |
April Weather | 9°C (49°F) | 128 mm (5.1 inches) | 79% | very high |
May Weather | 15°C (59°F) | 111 mm (4.4 inches) | 75% | very high |
June Weather | 20°C (69°F) | 95 mm (3.8 inches) | 78% | very high |
July Weather | 24°C (75°F) | 158 mm (6.2 inches) | 76% | very high |
August Weather | 23°C (74°F) | 107 mm (4.2 inches) | 76% | very high |
September Weather | 19°C (67°F) | 96 mm (3.8 inches) | 75% | very high |
October Weather | 14°C (57°F) | 131 mm (5.2 inches) | 75% | high |
November Weather | 7°C (44°F) | 96 mm (3.8 inches) | 80% | moderate |
December Weather | 2°C (36°F) | 133 mm (5.2 inches) | 80% | low |