Last updated: June 24, 2025
In Sterling, United States, the average temperature in April hovers around 7°C (45°F). Expect a wide range, with minimums dipping to -14°C (8°F) and maximums reaching up to 28°C (82°F). This month also brings about 83 mm (3.3 in) of precipitation over approximately 12 days, contributing to a high average humidity of 86%. Stay prepared for a mix of chilly and warm days!
In April in Sterling, the average temperature is 7°C (45°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -14°C (8°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both warm layers and lighter clothing for daytime excursions.
In Sterling in April, the precipitation amount is 83 mm (3.3 in) distributed over the course of 12 days.
In Sterling in April, humidity is 86%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a bit uncomfortable and necessitating cozy layers to stay warm while navigating the moist air.
In Sterling 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 Sterling.
UV Risk Categories
Weather in Sterling varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Sterling, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 50 mm (2.0 inches) | 88% | low |
| February Weather | -5°C (24°F) | 50 mm (2.0 inches) | 87% | moderate |
| March Weather | 1°C (34°F) | 53 mm (2.1 inches) | 85% | moderate |
| April Weather | 7°C (45°F) | 83 mm (3.3 inches) | 86% | very high |
| May Weather | 14°C (58°F) | 105 mm (4.1 inches) | 80% | very high |
| June Weather | 20°C (68°F) | 90 mm (3.6 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 85 mm (3.4 inches) | 80% | very high |
| August Weather | 21°C (71°F) | 96 mm (3.8 inches) | 80% | very high |
| September Weather | 17°C (63°F) | 78 mm (3.1 inches) | 80% | high |
| October Weather | 11°C (52°F) | 118 mm (4.7 inches) | 84% | moderate |
| November Weather | 3°C (37°F) | 57 mm (2.2 inches) | 89% | moderate |
| December Weather | -1°C (30°F) | 58 mm (2.3 inches) | 86% | low |