Last updated: August 27, 2025
In April, the average temperature in Sleaford, United Kingdom hovers around 9°C (48°F), with a chilly minimum of -2°C (29°F) and the possibility of reaching up to 26°C (80°F). Expect 36 mm (1.4 in) of precipitation spread over 7 days, accompanied by a relatively high average humidity of 84%. Prepare for a dynamic weather experience!
In April in Sleaford, the average temperature is 9°C (48°F). The maximum can reach 26°C (80°F) and the minimum can be as low as -2°C (29°F). This variation makes Sleaford a destination where travelers should be prepared for both warm days and chilly nights.
In Sleaford in April, the total precipitation amount is 36 mm (1.4 in) over a span of 7 days.
In Sleaford in April, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.
In Sleaford 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 Sleaford.
UV Risk Categories
Weather in Sleaford varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Sleaford, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 46 mm (1.8 inches) | 90% | low |
| February Weather | 6°C (43°F) | 58 mm (2.3 inches) | 88% | low |
| March Weather | 7°C (45°F) | 60 mm (2.4 inches) | 86% | moderate |
| April Weather | 9°C (48°F) | 36 mm (1.4 inches) | 84% | moderate |
| May Weather | 12°C (54°F) | 71 mm (2.8 inches) | 80% | high |
| June Weather | 16°C (61°F) | 80 mm (3.2 inches) | 81% | very high |
| July Weather | 18°C (64°F) | 72 mm (2.9 inches) | 76% | very high |
| August Weather | 17°C (63°F) | 81 mm (3.2 inches) | 77% | high |
| September Weather | 15°C (59°F) | 59 mm (2.3 inches) | 85% | moderate |
| October Weather | 11°C (53°F) | 78 mm (3.1 inches) | 90% | moderate |
| November Weather | 8°C (46°F) | 57 mm (2.2 inches) | 92% | low |
| December Weather | 6°C (42°F) | 75 mm (2.9 inches) | 90% | low |