September Weather in Alnmouth

Last updated: March 2, 2024

The weather in Alnmouth, United Kingdom, during September is characterized by an average temperature of 13°C (56°F). Highs can soar to 17°C (64°F), while lows may dip to 9°C (48°F). Typically, the humidity level in Alnmouth throughout September hovers around 87%.

9°C (48°F)

Minimum temperature

13°C (56°F)

Average temperature

17°C (64°F)

Maximum temperature

87%

Humidity

Precipitation and Sunshine hours

In September, Alnmouth averages 66 mm (2.6 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 39 minutes of daylight, with the sun shining for approximately 10 hours 25 minutes each day. Additionally, there is a 27% probability of sunny days during this period.

66 mm (2.6 inches)

Precipitation

14 rainy days

Rainy days

10 hours 25 minutes

Sunshine hours

27%

Chance of sun

UV Index

In September, the UV Index in Alnmouth reaches a maximum of 5, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 30 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 2 3 4 5 5 4 4 3 2 1 1
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

Compare Alnmouth's Climate with Cities Worldwide