Last updated: June 18, 2025
In April, the average temperature in Houston, Canada hovers around 1°C (34°F), with extremes ranging from a chilly -18°C (-1°F) to a mild 16°C (61°F). Expect 40 mm (1.6 in) of precipitation spread over approximately 12 days, contributing to an average humidity of a striking 91%. Prepare for a damp and brisk month in this captivating locale!
In April in Houston, the average temperature is 1°C (34°F). Maximum temperatures can reach 16°C (61°F), while minimums can plummet to as low as -18°C (-1°F). Travelers should be prepared for a wide range of temperatures when visiting.
In Houston in April, the precipitation amount is 40 mm (1.6 in) over the course of 12 days.
In Houston in April, humidity is 91%. With an average temperature of 1°C (34°F), this humidity feels like an icy embrace, making traveling quite challenging as the air feels heavy and damp, leaving everything damp and cold, and requiring extra layers for comfort.
In Houston in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Houston.
UV Risk Categories
Weather in Houston varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Houston, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 78 mm (3.1 inches) | 96% | low |
| February Weather | -9°C (16°F) | 57 mm (2.2 inches) | 94% | low |
| March Weather | -3°C (27°F) | 57 mm (2.3 inches) | 93% | moderate |
| April Weather | 1°C (34°F) | 40 mm (1.6 inches) | 91% | moderate |
| May Weather | 8°C (46°F) | 64 mm (2.5 inches) | 88% | high |
| June Weather | 11°C (52°F) | 68 mm (2.7 inches) | 84% | high |
| July Weather | 13°C (56°F) | 72 mm (2.8 inches) | 87% | very high |
| August Weather | 13°C (56°F) | 52 mm (2.1 inches) | 88% | high |
| September Weather | 8°C (48°F) | 93 mm (3.7 inches) | 91% | high |
| October Weather | 2°C (36°F) | 101 mm (4.0 inches) | 95% | moderate |
| November Weather | -2°C (29°F) | 117 mm (4.6 inches) | 98% | low |
| December Weather | -8°C (18°F) | 67 mm (2.6 inches) | 98% | low |