Last updated: August 27, 2025
In Carnforth, United Kingdom, the average temperature in September hovers around 13°C (55°F), offering a mild climate perfect for exploration. Expect temperatures to range from a chilly 2°C (36°F) to a warm 26°C (79°F). During this month, anticipate 125 mm (4.9 in) of precipitation spread across about 17 days, contributing to a lush environment. With an average humidity of 88%, the air feels pleasantly fresh, making it an ideal time to experience the beauty of Carnforth.
In September in Carnforth, the average temperature is 13°C (55°F). Maximum temperatures can reach 26°C (79°F), while minimums can dip as low as 2°C (36°F). This mild climate makes Carnforth an ideal destination for outdoor activities and exploration during this time of year.
In Carnforth in September, the precipitation amount is 125 mm (4.9 in) spread over 17 days.
In Carnforth in September humidity is 88%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring, as the moisture in the air can lead to a rather uncomfortable experience for traveling.
In Carnforth in September, 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 Carnforth.
UV Risk Categories
Weather in Carnforth varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Carnforth, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 95 mm (3.7 inches) | 90% | low |
| February Weather | 5°C (41°F) | 156 mm (6.1 inches) | 88% | low |
| March Weather | 6°C (43°F) | 135 mm (5.3 inches) | 86% | moderate |
| April Weather | 8°C (46°F) | 53 mm (2.1 inches) | 85% | moderate |
| May Weather | 11°C (52°F) | 72 mm (2.8 inches) | 80% | high |
| June Weather | 14°C (57°F) | 112 mm (4.4 inches) | 83% | very high |
| July Weather | 15°C (60°F) | 112 mm (4.4 inches) | 82% | very high |
| August Weather | 15°C (59°F) | 152 mm (6.0 inches) | 82% | high |
| September Weather | 13°C (55°F) | 125 mm (4.9 inches) | 88% | moderate |
| October Weather | 10°C (50°F) | 169 mm (6.7 inches) | 90% | moderate |
| November Weather | 7°C (45°F) | 120 mm (4.7 inches) | 92% | low |
| December Weather | 5°C (41°F) | 140 mm (5.5 inches) | 89% | low |