Last updated: June 24, 2025
In April, the average temperature in Hydro, United States hovers around 15°C (59°F), offering a comfortable climate. However, temperatures can swing dramatically, with minimums dropping to -6°C (22°F) and maximums soaring to 35°C (95°F). Expect a precipitation amount of 92 mm (3.6 in) spread over 8 days, paired with an average humidity level of 72%.
In April, in Hydro, the average temperature is 15°C (59°F). The maximum can reach 35°C (95°F), while the minimum can drop as low as -6°C (22°F). Travelers should be prepared for a wide range of temperatures, so packing layers is essential.
In Hydro in April, the precipitation amount is 92 mm (3.6 in), occurring over the course of 8 days.
In Hydro in April humidity is 72%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket wrapping around you, creating a sultry atmosphere that can make traveling a bit uncomfortable. The stickiness in the air can leave you feeling sluggish, so it’s advisable to stay hydrated and take breaks often while exploring.
In Hydro in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Hydro.
UV Risk Categories
Weather in Hydro varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Hydro, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (38°F) | 37 mm (1.5 inches) | 76% | moderate |
| February Weather | 4°C (39°F) | 34 mm (1.3 inches) | 76% | high |
| March Weather | 11°C (53°F) | 72 mm (2.8 inches) | 70% | very high |
| April Weather | 15°C (59°F) | 92 mm (3.6 inches) | 72% | very high |
| May Weather | 20°C (69°F) | 134 mm (5.3 inches) | 82% | extreme |
| June Weather | 26°C (79°F) | 85 mm (3.3 inches) | 82% | extreme |
| July Weather | 28°C (83°F) | 44 mm (1.7 inches) | 80% | extreme |
| August Weather | 27°C (81°F) | 51 mm (2.0 inches) | 72% | extreme |
| September Weather | 24°C (75°F) | 72 mm (2.8 inches) | 64% | very high |
| October Weather | 16°C (61°F) | 78 mm (3.1 inches) | 71% | high |
| November Weather | 9°C (49°F) | 23 mm (0.9 inches) | 81% | moderate |
| December Weather | 6°C (43°F) | 30 mm (1.2 inches) | 84% | moderate |