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Belfast weather in July

Long-run climate averages for Belfast, Northern Ireland in July, plus what the forecast models say for the days ahead.

July at a glance

In July, Belfast averages 17°C by day and 11°C at night. It is the wettest month of the year here.

July in Belfast averages a daytime high of 17°C and an overnight low of 11°C, which reads as mild for this part of the world. It is among the three warmest months of the year here. It is also the wettest month, so build rain into any plan. Across the whole year Belfast sees roughly 1125 mm of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Belfast forecast with every model compared and how much they currently agree.

Belfast weather by month

what to expect in Belfast through the year

Here is Belfast's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Belfast by season.

Jan
Cold
Feb
Cool
Mar
Cool
Apr
11°
Cool
May
16°
Mild
Jun
18°
11°
Mild
Jul
17°
11°
Mild
Wettest
Aug
18°
12°
Mild
Sep
17°
10°
Mild
Oct
14°
Cool
Nov
10°
Cool
Dec
Cool

Common questions

How warm is Belfast in July?
Belfast averages a daytime high of 17°C in July, with overnight lows around 11°C. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is July a good time to visit Belfast?
The most comfortable time to visit Belfast is usually May, June, August and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest July rain is behind you.
Does it rain a lot in Belfast in July?
July is the wettest month of the year in Belfast, out of roughly 1125 mm of precipitation across the year.

Belfast in other months

More about Belfast