Last updated: August 27, 2025
In San Justo, Spain, the average temperature in April hovers around 9°C (48°F), with a range that can dip to a brisk -5°C (24°F) and rise to a comfortable 22°C (72°F). Expect about 100 mm (3.9 in) of precipitation spread over 15 days, coupled with a high average humidity of 83%. Prepare for a month that blends cool temperatures with frequent, refreshing showers!
In April in San Justo, the average temperature is 9°C (48°F). The maximum can reach 22°C (72°F), while the minimum can dip as low as -5°C (24°F). It's a time to embrace layering and be prepared for a mix of mild and chilly weather while exploring.
In San Justo in April, the precipitation amount is 100 mm (3.9 in) over a span of 15 days.
In San Justo in April humidity is 83%. With an average temperature of 9°C (48°F), this humidity feels like an enveloping blanket, making outdoor activities quite uncomfortable and encouraging travelers to seek shelter or shade frequently.
In San Justo 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 San Justo.
UV Risk Categories
Weather in San Justo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Justo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 44 mm (1.7 inches) | 87% | low |
| February Weather | 5°C (41°F) | 79 mm (3.1 inches) | 85% | moderate |
| March Weather | 6°C (43°F) | 86 mm (3.4 inches) | 83% | high |
| April Weather | 9°C (48°F) | 100 mm (3.9 inches) | 83% | very high |
| May Weather | 13°C (55°F) | 74 mm (2.9 inches) | 84% | very high |
| June Weather | 15°C (60°F) | 92 mm (3.6 inches) | 84% | extreme |
| July Weather | 19°C (66°F) | 37 mm (1.5 inches) | 86% | very high |
| August Weather | 19°C (66°F) | 29 mm (1.1 inches) | 78% | very high |
| September Weather | 15°C (60°F) | 61 mm (2.4 inches) | 77% | very high |
| October Weather | 11°C (53°F) | 67 mm (2.7 inches) | 82% | high |
| November Weather | 6°C (43°F) | 88 mm (3.5 inches) | 86% | moderate |
| December Weather | 5°C (41°F) | 107 mm (4.2 inches) | 87% | low |