Climate guide for Belfast, United Kingdom

Belfast in September

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

September · United Kingdom

Best time to visit Belfast in SeptemberWeather, crowds & prices

September score

7.3/10

Ranked #5 of 12 months

Full year for Belfast
Avg temp
13°C
Rainfall
106 mm
Humidity
83%
Sunny days
20
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

September in Belfast scores 7.3/10 for sightseeing and cultural travel - an above-average month (#5 of 12). Expect around 13°C, 106 mm of rain, and roughly 20 sunny days this month.

Titanic dry docks and murals of changing walls reward the May-September window.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Belfast in September?
In September, Belfast averages 13°C, 106 mm of rain, and about 20 sunny days. Its climate-comfort score is 7.3/10.
Is September a good time to visit Belfast?
September earns a 7.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Belfast in September?
Expect about 106 mm of rain in September. Average humidity is 83% and there are about 20 sunny days.

Curated in Belfast

Tickets & experiences

Things to do in Belfast

Belfast, United Kingdom. Live activities and tours from GetYourGuide, matched to this destination.