Last updated: August 27, 2025
In September, the average temperature in Frinton-on-Sea, United Kingdom is a comfortable 16°C (62°F), with temperatures ranging from a minimum of 10°C (50°F) to a pleasant maximum of 21°C (71°F). Expect 59 mm (2.3 in) of precipitation over approximately 10 days, and a relatively high average humidity of 80%. Stay prepared for the weather while enjoying the beauty of the season!
In September in Frinton-on-Sea, the average temperature is 16°C (62°F). The maximum can reach 21°C (71°F), and the minimum can be as low as 10°C (50°F). This mild weather makes Frinton-on-Sea an ideal destination for travelers seeking comfortable temperatures and pleasant outdoor activities.
In Frinton-on-Sea in September, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.
In Frinton-on-Sea in September humidity is 80%. With an average temperature of 16°C (62°F), this humidity feels like a warm, muggy embrace, making travel slightly uncomfortable as the air hangs heavy, necessitating frequent hydration and light clothing to stay cool and refreshed.
In Frinton-on-Sea 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 Frinton-on-Sea.
UV Risk Categories
Weather in Frinton-on-Sea varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Frinton-on-Sea, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 68 mm (2.7 inches) | 91% | low |
| February Weather | 6°C (44°F) | 73 mm (2.9 inches) | 89% | low |
| March Weather | 7°C (45°F) | 58 mm (2.3 inches) | 86% | moderate |
| April Weather | 9°C (48°F) | 23 mm (0.9 inches) | 85% | moderate |
| May Weather | 12°C (54°F) | 54 mm (2.1 inches) | 82% | high |
| June Weather | 16°C (61°F) | 62 mm (2.4 inches) | 81% | very high |
| July Weather | 18°C (65°F) | 65 mm (2.6 inches) | 76% | very high |
| August Weather | 18°C (65°F) | 75 mm (3.0 inches) | 73% | high |
| September Weather | 16°C (62°F) | 59 mm (2.3 inches) | 80% | moderate |
| October Weather | 13°C (57°F) | 102 mm (4.0 inches) | 89% | moderate |
| November Weather | 10°C (50°F) | 65 mm (2.6 inches) | 92% | low |
| December Weather | 7°C (46°F) | 116 mm (4.6 inches) | 92% | low |