Castle Douglas
United Kingdom
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Castle Douglas, United Kingdom

The first month of the autumn, September, is still a mild month in Castle Douglas, United Kingdom, with temperature in the range of an average low of 8.3°C (46.9°F) and an average high of 15.9°C (60.6°F).

Temperature

In September, the average high-temperature is relatively the same as in August - a mild 15.9°C (60.6°F). In Castle Douglas, United Kingdom, the average low-temperature is 8.3°C (46.9°F).

Rainfall

Throughout September, in Castle Douglas, 116.3mm (4.6") of precipitation is accumulated. Throughout the year, 1306.6mm (51.4") of rain is accumulated.

Daylight

The average length of the day in September in Castle Douglas is 12.7h.

What is the temperature in September in Castle Douglas?

In September, in Castle Douglas, the average high-temperature is 15.9°C (60.6°F), and the average low-temperature is 8.3°C (46.9°F).

How much does it rain in Castle Douglas in September?

During September, Castle Douglas regularly aggregates up to 116.3mm (4.6") of precipitation.

How many hours of daylight does Castle Douglas have in September?

In Castle Douglas, United Kingdom, the average length of the day in September is 12.7h.
Average temperature in September - Castle Douglas, United Kingdom
  • Average high temperature in September: 15.9°C

The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in September: 8.3°C

The month with the highest average low temperature is July (10.6°C).
The coldest month (with the lowest average low temperature) is January (0.5°C).

Average rainfall in September - Castle Douglas, United Kingdom
  • Average rainfall in September: 116.3mm

The wettest month (with the highest rainfall) is December (149.8mm).
The driest month (with the lowest rainfall) is May (68.5mm).

Average daylight in September - Castle Douglas, United Kingdom
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17.3h).
The month with shortest days is December (Average daylight: 7.3h).