Last updated: August 27, 2025
In Grampound, United Kingdom, the average temperature in September hovers around 15°C (59°F), offering a pleasant climate that's perfect for exploration. Visitors can expect a minimum chill of 6°C (43°F) and a warm peak at 27°C (81°F). With an average precipitation of 60 mm (2.3 in) spread across about 10 days, it's wise to pack an umbrella. The air remains notably humid, with average humidity levels at 85%, adding to the region's lush atmosphere.
In September in Grampound, the average temperature is 15°C (59°F). Maximum temperatures can reach 27°C (81°F), while minimums can be as low as 6°C (43°F). This climate makes Grampound an ideal destination for travelers seeking mild weather and pleasant outdoor activities during this time of year.
In Grampound in September, the precipitation amount is 60 mm (2.3 in) over a span of 10 days.
In Grampound in September, humidity is 85%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket wrapping around you, making traveling quite uncomfortable and sticky. Be prepared to take frequent breaks and stay hydrated as you navigate the lush, but humid environment.
In Grampound in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Grampound, you can refer to this Hourly UV Index in Grampound.
UV Risk Categories
Weather in Grampound varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Grampound, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (45°F) | 59 mm (2.3 inches) | 81% | low |
| February Weather | 8°C (46°F) | 75 mm (3.0 inches) | 84% | low |
| March Weather | 8°C (47°F) | 79 mm (3.1 inches) | 83% | moderate |
| April Weather | 10°C (50°F) | 49 mm (1.9 inches) | 84% | high |
| May Weather | 12°C (55°F) | 67 mm (2.6 inches) | 85% | high |
| June Weather | 15°C (60°F) | 83 mm (3.3 inches) | 86% | very high |
| July Weather | 17°C (63°F) | 68 mm (2.7 inches) | 87% | very high |
| August Weather | 17°C (62°F) | 59 mm (2.3 inches) | 86% | high |
| September Weather | 15°C (59°F) | 60 mm (2.3 inches) | 85% | high |
| October Weather | 12°C (55°F) | 102 mm (4.0 inches) | 85% | moderate |
| November Weather | 10°C (50°F) | 83 mm (3.3 inches) | 82% | low |
| December Weather | 9°C (48°F) | 102 mm (4.0 inches) | 80% | low |