Belfast Weather in September
In Belfast, September brings high daytime temperatures around 24°C (75°F), with nights cooling to 9°C (48°F). Some rainfall is to be expected.
Rainfall in Belfast in September
Based on our climate data of the past 30 years, about 4 days of rain are anticipated, with 26 mm (1 in) on average. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.
Temperature in Belfast in September
September in Belfast is generally perfect, with days reaching 24°C (75°F) and nights settling around 9°C (48°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.If your ideal day consists of dry skies and pleasant temperatures, April, May, June, July, August, September and October typically offer the best circumstances for Belfast.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Belfast's climate page.
Belfast Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
24°C (75°F)
Chance of Rain
12%
Precipitation
26 mm (1 in)
Rainy days
4 days
Best Places in South Africa in September
Find out more about the weather in South Africa and which places have the best travel conditions in this month. See all of South Africa in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Belfast in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers.What To Do in Belfast in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Belfast's climate page.
See the full Belfast climate overview or explore weather in South Africa.
