Last updated: June 24, 2025
In April, the average temperature in Union City, United States hovers around 15°C (59°F). Expect a chilly minimum of -5°C (23°F), while the mercury can soar to a maximum of 34°C (94°F). Be prepared for some rain, as the region typically receives 101 mm (4.0 in) of precipitation over about 7 days. With an average humidity level of 72%, pack accordingly to ensure comfort during your visit!
In April in Union City, the average temperature is 15°C (59°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as -5°C (23°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly!
In Union City in April, the precipitation amount is 101 mm (4.0 in) over a period of 7 days.
In Union City 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 Union City 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 Union City.
UV Risk Categories
Weather in Union City varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Union City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 41 mm (1.6 inches) | 76% | moderate |
| February Weather | 4°C (40°F) | 38 mm (1.5 inches) | 76% | high |
| March Weather | 12°C (53°F) | 78 mm (3.1 inches) | 70% | very high |
| April Weather | 15°C (59°F) | 101 mm (4.0 inches) | 72% | very high |
| May Weather | 21°C (70°F) | 140 mm (5.5 inches) | 82% | extreme |
| June Weather | 26°C (79°F) | 88 mm (3.5 inches) | 82% | extreme |
| July Weather | 28°C (83°F) | 53 mm (2.1 inches) | 80% | extreme |
| August Weather | 27°C (81°F) | 58 mm (2.3 inches) | 72% | extreme |
| September Weather | 24°C (76°F) | 80 mm (3.2 inches) | 64% | very high |
| October Weather | 16°C (62°F) | 94 mm (3.7 inches) | 71% | high |
| November Weather | 10°C (50°F) | 27 mm (1.1 inches) | 81% | moderate |
| December Weather | 6°C (44°F) | 33 mm (1.3 inches) | 84% | moderate |